Olympians Who Won a Medal at the World Aquatics Championships (2049)
Description
Host cities:
- 1973 Beograd (Belgrade) (YUG) 31 August-9 September 1973
- 1975 Cali (COL) 19-27 July 1975
- 1978 West-Berlin (FRG) 20-28 August 1978
- 1982 Guayaquil (ECU) 29 July-8 August 1982
- 1986 Madrid (ESP) 13-23 August 1986
- 1991 Perth (AUS) 3-13 January 1991
- 1994 Roma (ITA) 1-11 September 1994
- 1998 Perth (AUS) 8-17 January 1998
- 2001 Fukuoka (JPN) 16-29 July 2001
- 2003 Barcelona (ESP) 12-27 July 2003
- 2005 Montréal (CAN) 16-31 July 2005
- 2007 Melbourne (AUS) 18 March-1 April 2007
- 2009 Roma (ITA) 17 July-2 August 2009
- 2011 Shanghai (CHN) 16-31 July 2011
- 2013 Barcelona (ESP) 19 July-4 August 2013
- 2015 Kazan (RUS) 24 July-9 August 2015
- 2017 Budapest (HUN) 14-30 July 2017
- 2019 Gwangju (KOR) 12-28 July 2019
| Athlete | Nation(s) | Sport(s) | Era | Notes |
|---|---|---|---|---|
| Brooke Abel |  USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Jennifer Abel |  CAN |
DIV | 2008—2016 | 0–6–4 2011 Shanghai DIV silver: synchronized springboard, bronze: 3 m springboard; 2013 Barcelona DIV bronze: synchronized springboard; 2015 Kazan DIV silver: synchronized springboard and synchronized springboard (mixed); 2017 Budapest DIV silver: synchronized springboard, bronze: 3 m springboard and synchronized springboard (mixed); 2019 Gwangju DIV silver: synchronized springboard and synchronized springboard (mixed) |
| Viktor Aboimov |  URS |
SWI | 1972 | 0–1–1 1973 Belgrade SWI silver: 4×100 m freestyle relay; 1975 Cali SWI bronze: 4×200 m freestyle relay |
| Matt Abood |  AUS |
SWI | 2016 | 1–0–0 2011 Shanghai SWI gold: 4×100 m freestyle relay |
| Gary Abraham |  GBR |
SWI | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Inna Abramova | URS |
SWI | 1988 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m medley relay (swam in heats only) |
| Irina Abysova |  RUS |
TRI | 2008—2012 | 0–1–0 2001 Fukuoka SWI silver: 10 km open water |
| Javier Acevedo | CAN |
SWI | 2014—2016 | 0–0–2 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay and 4×100 m medley mixed relay (swam in heats only) |
| Yumi Adachi |  JPN |
SWA | 2012 | 0–0–2 2019 Gwangju SYN bronze: duet Technical (mixed) and duet Free (mixed) |
| Cammile Adams | USA |
SWI | 2012—2016 | 0–1–0 2015 Kazan SWI silver: 200 m butterfly |
| Beatrice Adelizzi |  ITA |
SWA | 2008 | 0–0–1 2009 Roma SYN bronze: solo Free |
| Becky Adlington | GBR |
SWI | 2008—2012 | 1–1–2 2009 Roma SWI bronze: 400 m freestyle and 4×200 m freestyle relay; 2011 Shanghai SWI gold: 800 m freestyle, silver: 400 m freestyle |
| Nathan Adrian | USA |
SWI | 2008—2016 | 10–4–2 2009 Roma SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI gold: 4×100 m medley relay, bronze: 4×100 m freestyle relay; 2013 Barcelona SWI silver: 4×100 m freestyle relay, bronze: 100 m freestyle; 2015 Kazan SWI gold: 4×100 m medley relay and 4×100 m freestyle mixed relay, silver: 50 m freestyle; 2017 Budapest SWI gold: 4×100 m freestyle relay, 4×100 m medley relay, and 4×100 m freestyle mixed relay, silver: 100 m freestyle; 2019 Gwangju SWI gold: 4×100 m freestyle relay and 4×100 m freestyle mixed relay (swam in heats only), silver: 4×100 m medley relay |
| Georgios Afroudakis |  GRE |
WAP | 1996—2012 | 0–0–1 2005 Montréal WAP bronze |
| Khristos Afroudakis | GRE |
WAP | 2004—2016 | 0–0–2 2005 Montréal WAP bronze; 2015 Kazan WAP bronze |
| Yannick Agnel |  FRA |
SWI | 2012—2016 | 2–1–0 2011 Shanghai SWI silver: 4×200 m freestyle relay; 2013 Barcelona SWI gold: 200 m freestyle and 4×100 m freestyle relay |
| Iñaki Aguilar |  ESP |
WAP | 2008—2016 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Jeinkler Aguirre |  CUB |
DIV | 2008—2012 | 0–0–1 2009 Roma DIV bronze: synchronized platform |
| Crissy Ahmann-Leighton | USA |
SWI | 1992 | 1–0–0 1991 Perth SWI gold: 4×100 m medley relay |
| Ai Yanhan |  CHN |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 4×200 m freestyle relay |
| Matteo Aicardi | ITA |
WAP | 2012—2016 | 2–0–0 2011 Shanghai WAP gold; 2019 Gwangju WAP gold |
| Rosaria Aiello | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Aleksey Akatyev | RUS |
SWI | 1996 | 2–1–1 1994 Roma SWI bronze: 25 km open water; 1998 Perth SWI gold: 5 km open water and 25 km open water, silver: 5 km open water team |
| Anatoly Akimov | URS |
WAP | 1972 | 0–1–0 1973 Belgrade WAP silver |
| Vladimir Akimov | URS |
WAP | 1980 | 1–0–0 1982 Guayaquil WAP gold |
| Irina Aksyonova | URS |
SWI | 1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Alberto Alberani Samaritani | ITA |
WAP | 1968—1980 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| María José Alcalá |  MEX |
DIV | 1988—2000 | 0–0–1 1994 Roma DIV bronze: platform |
| Vadim Alekseyev |  ISRURS |
SWI | 1988—1996 | 0–1–0 1991 Perth SWI silver: 4×100 m medley relay (swam in heats only) (competed for the Soviet Union) |
| Milan Aleksić |  SRB |
WAP | 2012—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Lisa Alexander | CAN |
SWA | 1996 | 0–3–3 1991 Perth SYN silver: team, bronze: duet; 1994 Roma SYN silver: duet and team, bronze: solo; 2001 Fukuoka SYN bronze: team |
| Vladimir Aleynik | URS |
DIV | 1976—1980 | 0–1–1 1978 West Berlin DIV bronze: platform; 1982 Guayaquil DIV silver: platform |
| Carmela Allucci | ITA |
WAP | 2004 | 2–1–0 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Franziska van Almsick |  GER |
SWI | 1992—2004 | 2–2–2 1994 Roma SWI gold: 200 m freestyle, silver: 4×200 m freestyle relay, bronze: 100 m freestyle and 4×100 m freestyle relay; 1998 Perth SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay |
| Therèse Alshammar |  SWE |
SWI | 1996—2016 | 2–5–1 2001 Fukuoka SWI silver: 50 m freestyle and 50 m butterfly, bronze: 50 m butterfly; 2007 Melbourne SWI gold: 50 m butterfly, silver: 50 m freestyle; 2009 Roma SWI silver: 50 m freestyle; 2011 Shanghai SWI gold: 50 m freestyle, silver: 50 m butterfly |
| Yevgeny Alyoshin | RUS |
SWI | 2004 | 0–1–0 2003 Barcelona SWI silver: 4×100 m medley relay (swam in heats only) |
| Vladislav Aminov | RUS |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay |
| Gail Amundrud | CAN |
SWI | 1976 | 0–0–2 1975 Cali SWI bronze: 4×100 m freestyle relay; 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Lolita Ananasova |  UKR |
SWA | 2016 | 0–0–4 2013 Barcelona SYN bronze: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN bronze: duet Free |
| Alyssa Anderson | USA |
SWI | 2012 | 0–1–0 2009 Roma SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Haley Anderson | USA |
SWI | 2012—2016 | 2–2–1 2013 Barcelona SWI gold: 5 km open water; 2015 Kazan SWI gold: 5 km open water; 2017 Budapest SWI silver: 4×1.25 km open water relay; 2019 Gwangju SWI silver: 10 km open water, bronze: 4×1.25 km open water relay |
| Jakob Andkjær |  DEN |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 50 m butterfly |
| Ángel Luis Andreo | ESP |
WAP | 2004—2008 | 1–0–1 2001 Fukuoka WAP gold; 2007 Melbourne WAP bronze |
| Alberto Angelini | ITA |
WAP | 1996—2008 | 0–1–0 2003 Barcelona WAP silver |
| Hannelore Anke |  GDR |
SWI | 1972—1976 | 3–1–0 1973 Belgrade SWI silver: 200 m breaststroke; 1975 Cali SWI gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay |
| Dóra Antal |  HUN |
WAP | 2012—2016 | 0–0–1 2013 Barcelona WAP bronze |
| Stavroula Antonakou | GRE |
WAP | 2008 | 1–0–0 2011 Shanghai WAP gold |
| Aleksandra Antonova | RUS |
WAP | 2012 | 0–0–1 2011 Shanghai WAP bronze |
| Ai Aoki | JPN |
SWA | 2008 | 0–1–0 2007 Melbourne SYN silver: team Free Routine Combination |
| Mayumi Aoki | JPN |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 100 m butterfly |
| Ayari Aoyama | JPN |
SWI | 1996 | 0–1–1 1998 Perth SWI silver: 100 m butterfly, bronze: 4×100 m medley relay |
| Dmitry Apanasenko | RUSURS EUN |
WAP | 1988—1996 | 0–0–2 1986 Madrid WAP bronze (competed for the Soviet Union); 1994 Rome WAP bronze (competed for Russia) |
| Zoe Arancini | AUS |
WAP | 2016 | 0–1–1 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Rômulo Arantes |  BRA |
SWI | 1972—1980 | 0–0–1 1978 West Berlin SWI bronze: 100 m backstroke |
| Kelly Araouzou | GRE |
SWI | 2016 | 0–2–0 2013 Barcelona SWI silver: 5 km open water team; 2015 Kazan SWI silver: 5 km open water |
| Alexandra Araujo | ITA |
WAP | 2004 | 2–1–0 1998 Perth WAP gold (competed for Italy); 2001 Fukuoka WAP gold (competed for Italy); 2003 Barcelona WAP silver (competed for Italy) |
| Samantha Arévalo |  ECU |
SWI | 2012—2016 | 0–1–0 2017 Budapest SWI silver: 10 km |
| Marie-Thérèse Armentero |  SUI |
SWI | 1984—1988 | 0–0–1 1986 Madrid SWI bronze: 50 m freestyle |
| Betsey Armstrong | USA |
WAP | 2008—2012 | 2–0–0 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Örn Arnarson |  ISL |
SWI | 2000—2008 | 0–1–1 2001 Fukuoka SWI silver: 100 m backstroke, bronze: 200 m backstroke |
| Marie-Luc Arpin | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Pär Arvidsson | SWE |
SWI | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 100 m butterfly |
| Jessica Ashwood | AUS |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 400 m freestyle |
| Alexandra Asimaki | GRE |
WAP | 2008 | 1–0–0 2011 Shanghai WAP gold |
| Alia Atkinson |  JAM |
SWI | 2004—2016 | 0–1–1 2015 Kazan SWI silver: 50 m breaststroke, bronze: 100 m breaststroke |
| Francesco Attolico | ITA |
WAP | 1992—2000 | 1–0–0 1994 Rome WAP gold |
| Isabelle Auger | CAN |
WAP | 2000 | 0–1–0 1991 Perth WAP silver |
| Gianni Averaimo | ITA |
WAP | 1988 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Yelena Azarova | RUS |
SWA | 1996—2004 | 1–0–0 1998 Perth SYN gold: team |
| Jack Babashoff | USA |
SWI | 1976 | 1–0–0 1978 West Berlin SWI gold: 4×100 m freestyle relay |
| Shirley Babashoff | USA |
SWI | 1972—2000 | 2–7–1 1973 Belgrade SWI silver: 100 m freestyle, 200 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay; 1975 Cali SWI gold: 200 m freestyle and 400 m freestyle, silver: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay, bronze: 800 m freestyle |
| Kristen Babb-Sprague | USA |
SWA | 1992 | 1–2–0 1986 Madrid SYN silver: team (competed as Kristen Babb); 1991 Perth SYN gold: team, silver: solo (competed as Kristen Babb) |
| Marina Babkova | URS |
DIV | 1988 | 0–0–1 1986 Madrid DIV bronze: 3 m springboard |
| Marta Bach | ESP |
WAP | 2012—2016 | 1–2–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Robin Backhaus | USA |
SWI | 1972 | 4–0–1 1973 Belgrade SWI gold: 200 m Butterfly. 4×200 m freestyle relay. and 4×100 m medley relay (swam in heats only), bronze: 100 m butterfly; 1975 Cali SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Steve Badger | CAN |
SWI | 1976 | 0–1–0 1973 Belgrade SWI silver: 4×200 m freestyle relay (competed for Australia) |
| Angie Bainbridge | AUS |
SWI | 2008—2012 | 0–1–0 2011 Shanghai SWI silver: 4×200 m freestyle relay |
| Kathleen Baker | USA |
SWI | 2016 | 1–1–1 2017 Budapest SWI gold: 4×100 m medley relay, silver: 100 m backstroke, bronze: 200 m backstroke |
| Roman Balashov | RUS |
WAP | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Brita Baldus | GDRGER |
DIV | 1988—1992 | 0–0–1 1991 Perth DIV bronze: 3 m springboard (competed for Germany) |
| Kirsty Balfour | GBR |
SWI | 2004—2008 | 0–1–0 2007 Melbourne SWI silver: 200 m breaststroke |
| Daniel Ballart | ESP |
WAP | 1992—2004 | 2–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Coralie Balmy | FRA |
SWI | 2008—2016 | 0–0–1 2013 Barcelona SWI bronze: 4×200 m freestyle relay |
| Frank Baltrusch | GDR |
SWI | 1988 | 0–1–1 1982 Guayaquil SWI bronze: 200 m backstroke; 1986 Madrid SWI silver: 200 m backstroke |
| Samir Barač |  CRO |
WAP | 2000—2012 | 1–0–2 2007 Melbourne WAP gold; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Silvio Baracchini | ITA |
WAP | 1972—1976 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Paolo Barelli | ITA |
SWI | 1972—1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Oleksiy Barkalov | URS |
WAP | 1968—1980 | 1–1–0 1973 Belgrade WAP silver; 1975 Cali WAP gold |
| Romain Barnier | FRA |
SWI | 2000—2004 | 0–0–1 2003 Barcelona SWI bronze: 4×100 m freestyle relay |
| Bengt Baron | SWE |
SWI | 1980—1984 | 0–0–2 1982 Guayaquil SWI bronze: 100 m butterfly and 4×100 m freestyle relay |
| Bronte Barratt | AUS |
SWI | 2008—2016 | 1–3–0 2005 Montréal SWI silver: 4×200 m freestyle relay; 2011 Shanghai SWI silver: 4×200 m freestyle relay; 2013 Barcelona SWI silver: 4×200 m freestyle relay; 2015 Kazan SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Mike Barrowman | USA |
SWI | 1988—1992 | 2–0–0 1991 Perth SWI gold: 200 m breaststroke and 4×100 m medley relay (swam in heats only) |
| Carrie Barton | USA |
SWA | 2000 | 0–0–1 1998 Perth SYN bronze: team |
| Alison Bartosik | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Heidemarie Bártová-Grécká |  TCH |
DIV | 1980—1992 | 0–0–1 1991 Perth DIV bronze: 1 m springboard |
| Iurie Başcatov | URSEUN |
SWI | 1988—1992 | 0–1–1 1991 Perth SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay (competed for the Soviet Union) |
| Clara Basiana | ESP |
SWA | 2012 | 0–3–2 2011 Shanghai SYN bronze: team Technical and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination |
| Stefano Battistelli | ITA |
SWI | 1988—1992 | 0–2–2 1986 Madrid SWI silver: 1500 m freestyle; 1991 Perth SWI silver: 200 m backstroke, bronze: 400 m medley and 4×200 m freestyle relay |
| Alex Baumann | CAN |
SWI | 1984 | 0–1–1 1986 Madrid SWI silver: 200 m medley, bronze: 400 m medley |
| Nadezhda Bazhina | RUS |
DIV | 2012—2016 | 0–1–1 2017 Budapest DIV silver: 1 m springboard, bronze: synchronized springboard |
| Gemma Beadsworth | AUS |
WAP | 2008—2016 | 0–1–0 2007 Melbourne WAP silver |
| Amanda Beard | USA |
SWI | 1996—2008 | 1–2–0 2003 Barcelona SWI gold: 200 m breaststroke, silver: 100 m breaststroke and 4×100 m medley relay |
| Robin Beauregard | USA |
WAP | 2000—2004 | 1–0–0 2003 Barcelona WAP gold |
| Andrea Beccari | ITA |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay |
| Leonie Beck | GER |
SWI | 2016 | 0–0–1 2019 Gwangju SWI bronze: 5 km open water |
| Reinhold Becker |  FRG |
SWI | 1976 | 0–1–0 1978 West Berlin SWI silver: 4×100 m medley relay (swam in heats only) |
| Gudrun Beckmann | FRG |
SWI | 1972—1976 | 0–0–2 1973 Belgrade SWI bronze: 4×100 m freestyle relay and 4×100 m medley relay |
| Brigitte Becue |  BEL |
SWI | 1988—2000 | 0–0–1 1994 Roma SWI bronze: 200 m breaststroke |
| B. J. Bedford | USA |
SWI | 2000 | 2–0–1 1994 Roma SWI bronze: 100 m backstroke; 1998 Perth SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Domonic Bedggood | AUS |
DIV | 2016 | 0–0–1 2015 Kazan DIV bronze: synchronized platform (mixed) |
| Johanne Bégin | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Roswitha Beier | GDR |
SWI | 1972 | 0–1–0 1973 Belgrade SWI silver: 200 m butterfly |
| Elizabeth Beisel | USA |
SWI | 2008—2016 | 1–0–2 2009 Roma SWI bronze: 200 m backstroke; 2011 Shanghai SWI gold: 400 m medley; 2013 Barcelona SWI bronze: 400 m medley |
| Mireia Belmonte | ESP |
SWI | 2008—2016 | 1–4–1 2013 Barcelona SWI silver: 200 m butterfly and 400 m medley, bronze: 200 m medley; 2017 Budapest SWI gold: 200 m butterfly, silver: 1500 m freestyle and 400 m medley |
| Melissa Belote | USA |
SWI | 1972—1976 | 1–2–0 1973 Belgrade SWI gold: 200 m backstroke, silver: 100 m backstroke and 4×100 m medley relay |
| Olga Belova-Gorbunova | RUS |
WAP | 2012—2016 | 0–0–1 2017 Budapest WAP bronze (competed as Olga Gorbunova) |
| Janine Belton | GBR |
SWI | 1996—2000 | 1–0–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay |
| Olga Belyayeva | RUS |
WAP | 2008—2012 | 0–0–2 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Fabio Bencivenga | ITA |
WAP | 1996—2008 | 0–1–0 2003 Barcelona WAP silver |
| Tibor Benedek | HUN |
Coach/WAP | 1992—2016 | 1–2–1 1991 Perth WAP bronze; 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2007 Melbourne WAP silver |
| Meaghan Benfeito | CAN |
DIV | 2008—2016 | 0–3–1 2005 Montréal DIV bronze: synchronized platform; 2013 Barcelona DIV silver: synchronized platform; 2015 Kazan DIV silver: synchronized platform and synchronized platform (mixed) |
| Lindsay Benko | USA |
SWI | 2000—2004 | 2–2–0 1998 Perth SWI silver: 4×200 m freestyle relay; 2003 Barcelona SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay, silver: 4×100 m medley relay |
| Brooke Bennett | USA |
SWI | 1996—2000 | 1–2–1 1994 Roma SWI bronze: 800 m freestyle; 1998 Perth SWI gold: 800 m freestyle, silver: 400 m freestyle and 4×200 m freestyle relay |
| Conny van Bentum |  NED |
SWI | 1980—1988 | 0–0–5 1982 Guayaquil SWI bronze: 4×100 m freestyle relay; 1986 Madrid SWI bronze: 100 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay |
| Viktor Berendiuha | URS |
WAP | 1988 | 0–0–1 1986 Madrid WAP bronze |
| Ricky Berens | USA |
SWI | 2008—2012 | 4–1–0 2009 Roma SWI gold: 4×200 m freestyle relay and 4×100 m freestyle relay (swam in heats only); 2011 Shanghai SWI gold: 4×200 m freestyle relay; 2013 Barcelona SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay (swam in heats only) |
| Gillian van den Berg | NED |
WAP | 2000—2008 | 0–2–0 1994 Rome WAP silver; 1998 Perth WAP silver |
| Alain Bernard | FRA |
SWI | 2008—2012 | 0–2–3 2007 Melbourne SWI bronze: 4×100 m freestyle relay; 2009 Roma SWI silver: 100 m freestyle, bronze: 4×100 m freestyle relay; 2011 Shanghai SWI silver: 4×100 m freestyle relay, bronze: 50 m freestyle |
| Jens-Peter Berndt | FRG |
SWI | 1988 | 0–1–0 1982 Guayaquil SWI silver: 400 m medley (competed for East Germany) |
| Mislav Bezmalinović |  YUG |
WAP | 1988 | 1–0–0 1991 Perth WAP gold |
| Suzannah Bianco | USA |
SWA | 1996 | 1–0–0 1994 Roma SYN gold: team |
| Roberta Bianconi | ITA |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Paul Biedermann | GER |
SWI | 2008—2016 | 2–1–4 2009 Roma SWI gold: 200 m freestyle and 400 m freestyle, silver: 4×100 m medley relay; 2011 Shanghai SWI bronze: 200 m freestyle, 400 m freestyle, and 4×100 m medley relay; 2015 Kazan SWI bronze: 200 m freestyle |
| Marko Bijač | CRO |
WAP | 2016 | 1–1–2 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Matt Biondi | USA |
SWI | 1984—1992 | 6–2–3 1986 Madrid SWI gold: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 100 m butterfly, bronze: 50 m freestyle, 200 m freestyle, and bronze: 4×200 m freestyle relay; 1991 Perth SWI gold: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 50 m freestyle |
| Péter Biros | HUN |
WAP | 2000—2012 | 1–2–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Iso Bishop | AUS |
WAP | 2016 | 0–1–1 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Andrea Blas | ESP |
WAP | 2012 | 1–0–0 2013 Barcelona WAP gold |
| Pernille Blume | DEN |
SWI | 2012—2016 | 0–0–1 2017 Budapest SWI bronze: 100 m freestyle |
| Claudia Bockner | GER |
DIV | 1996 | 0–0–1 1994 Roma DIV bronze: 3 m springboard |
| Michaël Bodegas | ITA |
WAP | 2016 | 1–0–0 2019 Gwangju WAP gold |
| András Bodnár | HUN |
SWI/WAP | 1960—1972 | 1–1–0 1973 Belgrade WAP gold; 1975 Cali WAP silver |
| Hellen Boering | NED |
WAP | 2000 | 1–2–0 1986 Madrid WAP silver; 1991 Perth WAP gold; 1994 Rome WAP silver |
| Andrey Bogdanov | URS |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Svetlana Bogdanova | RUS |
WAP | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Yuliya Bogdanova | URS |
SWI | 1980 | 1–1–1 1978 West Berlin SWI gold: 100 m breaststroke, silver: 200 m breaststroke, bronze: 4×100 m medley relay |
| Alessio Boggiatto | ITA |
SWI | 2000—2008 | 1–0–0 2001 Fukuoka SWI gold: 400 m medley |
| Phil Boggs | USA |
DIV | 1976 | 3–0–0 1973 Belgrade DIV gold: 3 m springboard; 1975 Cali DIV gold: 3 m springboard; 1978 West Berlin DIV gold: 3 m springboard |
| Tanya Bogomilova-Dangalakova |  BUL |
SWI | 1980—1988 | 0–1–1 1986 Madrid SWI silver: 200 m breaststroke, bronze: 100 m breaststroke (competed as Tanya Bogomilova) |
| Richárd Bohus | HUN |
SWI | 2012—2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle relay |
| Flóra Bolonyai | HUN |
WAP | 2012 | 0–0–1 2013 Barcelona WAP bronze |
| Sergey Bolshakov | RUS |
SWI | 2012 | 0–0–1 2011 Shanghai SWI bronze: 10 km open water |
| Oleksandr Bondar | UKR |
DIV | 2010—2012 | 0–2–2 2011 Shanghai DIV bronze: synchronized platform; 2017 Budapest DIV silver: synchronized platform (competed as Aleksandr Bondar for Russia); 2019 Gwangju DIV silver: synchronized platform, bronze: platform (competed as Aleksandr Bondar for Russia) |
| Charlotte Bonnet | FRA |
SWI | 2012—2016 | 0–0–2 2013 Barcelona SWI bronze: 4×200 m freestyle relay; 2019 Gwangju SWI bronze: 4×100 m freestyle mixed relay |
| Gustavo Borges | BRA |
SWI | 1992—2004 | 0–0–2 1994 Roma SWI bronze: 100 m freestyle and 4×100 m freestyle relay |
| Mariya Borisova | RUS |
WAP | 2016 | 0–0–1 2017 Budapest WAP bronze |
| Oleksiy Boryslavskiy | URS |
SWI | 1988 | 0–0–1 1991 Perth bronze: 4×100 m freestyle relay (swam in heats only) |
| Miho Bošković | CRO |
WAP | 2008—2012 | 1–0–2 2007 Melbourne WAP gold; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Silvia Bosurgi | ITA |
WAP | 2004—2008 | 1–1–0 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Beth Botsford | USA |
SWI | 1996 | 1–0–0 1998 Perth gold: 4×100 m medley relay (swam in heats only) |
| Joe Bottom | USA |
SWI | 1976 | 7–1–0 1973 Belgrade SWI gold: 4×100 m freestyle relay and 4×100 m medley relay, silver: 100 m butterfly; 1975 Cali SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay (swam in heats only); 1978 West Berlin SWI gold: 100 m butterfly, 4×100 m freestyle relay (swam in heats only), and 4×100 m medley relay |
| David Boudia | USA |
DIV | 2008—2016 | 0–4–1 2007 Melbourne DIV bronze: synchronized platform; 2009 Roma DIV silver: synchronized platform; 2011 Shanghai DIV silver: platform; 2013 Barcelona DIV silver: platform; 2015 Kazan DIV silver: platform |
| Marie-Pierre Boudreau-Gagnon | CAN |
SWA | 2008—2012 | 0–0–3 2009 Roma SYN bronze: solo Technical and team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Lorys Bourelly | FRA |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Fréd Bousquet | FRA |
SWI | 2000—2016 | 0–1–5 2003 Barcelona SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m freestyle relay; 2009 Roma SWI silver: 50 m freestyle, bronze: 100 m freestyle and bronze: 4×100 m freestyle relay; 2013 Barcelona SWI bronze: 50 m butterfly |
| George Bovell |  TTO |
SWI | 2000—2016 | 0–0–1 2013 Barcelona SWI bronze: 50 m freestyle |
| Alessandro Bovo | ITA |
WAP | 1992—1996 | 1–0–0 1994 Rome WAP gold |
| Lauren Boyle |  NZL |
SWI | 2008—2016 | 0–2–3 2013 Barcelona SWI bronze: 400 m freestyle, 800 m freestyle, and 1500 m freestyle; 2015 Kazan SWI silver: 800 m freestyle and 1500 m freestyle |
| Ralf Braun | GER |
SWI | 1996—2000 | 0–1–0 1998 Perth SWI silver: 200 m backstroke |
| Dirk Braunleder | FRG |
SWI | 1976 | 0–2–0 1975 Cali SWI silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Fruzsina Brávik | HUN |
WAP | 2008 | 1–0–0 2005 Montréal WAP gold |
| Emiliano Brembilla | ITA |
SWI | 1996—2008 | 0–2–1 1998 Perth SWI silver: 1500 m freestyle; 2001 Fukuoka SWI silver: 4×200 m freestyle relay, bronze: 400 m freestyle |
| Chris-Carol Bremer | GER |
SWI | 1992—1996 | 0–0–1 1994 Roma SWI bronze: 200 m butterfly |
| Janice Bremner | CAN |
SWA | 1996 | 0–1–0 1994 Roma SYN silver: team |
| Rosalind Brett | GBR |
SWI | 2000 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Serhiy Breus | UKR |
SWI | 2008 | 0–0–1 2005 Montréal SWI bronze: 50 m butterfly |
| Darko Brguljan |  MNE |
WAP | 2016 | 0–1–0 2013 Barcelona WAP silver |
| Draško Brguljan | MNE |
WAP | 2008—2016 | 1–1–0 1986 Madrid WAP gold (competed for Yugoslavia); 2013 Barcelona WAP silver (competed for Montenegro) |
| Karin Brienesse | NED |
SWI | 1988—1996 | 0–1–2 1986 Madrid SWI bronze: 4×100 m freestyle relay; 1991 Perth SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay |
| Enith Brigitha | NED |
SWI | 1972—1976 | 0–1–4 1973 Belgrade SWI silver: 200 m backstroke, bronze: 100 m freestyle; 1975 Cali SWI bronze: 100 m freestyle, 200 m freestyle, and 4×100 m medley relay |
| Melissa Briley | USA |
DIV | 1976 | 0–0–1 1978 West Berlin DIV bronze: platform |
| Brian Brinkley | GBR |
SWI | 1972—1976 | 0–1–3 1975 Cali SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle, 200 m butterfly, and 4×100 m medley relay |
| Grant Brits | AUS |
SWI | 2008 | 0–1–0 2007 Melbourne SWI silver: 4×200 m freestyle relay |
| Leith Brodie | AUS |
SWI | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×100 m freestyle relay |
| Peter Broscienski | FRG |
SWI | 1976 | 0–1–0 1978 West Berlin SWI silver: 4×100 m medley relay (swam in heats only) |
| Mike Brown | CAN |
SWI | 2004—2008 | 0–1–0 2005 Montréal SWI silver: 200 m breaststroke |
| Peter Bruch | GDR |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m freestyle relay |
| Annika Bruhn | GER |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m medley mixed relay |
| Daniëlle de Bruijn | NED |
WAP | 2000—2008 | 0–1–0 1998 Perth WAP silver |
| Inge de Bruijn | NED |
SWI | 1992—2004 | 4–0–1 1991 Perth SWI bronze: 4×100 m freestyle relay; 2001 Fukuoka SWI gold: 50 m freestyle, 100 m freestyle, and 50 m butterfly; 2003 Barcelona SWI gold: 50 m butterfly |
| Mike Bruner | USA |
SWI | 1976 | 1–0–0 1978 West Berlin SWI gold: 200 m butterfly |
| Rachele Bruni | ITA |
SWI | 2016 | 0–1–2 2017 Budapest SWI bronze: 4×1.25 km open water relay; 2019 Gwangju SWI silver: 4×1.25 km open water relay, bronze: 10 km open water |
| Olga Brusnikina | RUS |
SWA | 1996—2004 | 4–0–0 1998 Perth SYN gold: duet and team; 2001 Fukuoka SYN gold: solo; 2003 Barcelona SYN gold: team |
| Hannah Buckling | AUS |
WAP | 2016 | 0–1–1 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Barbara Bujka | HUN |
WAP | 2012—2016 | 0–0–1 2013 Barcelona WAP bronze |
| Luka Bukić | CRO |
WAP | 2016 | 0–1–1 2013 Barcelona WAP bronze; 2015 Kazan WAP silver |
| Perica Bukić | CROYUG |
WAP | 1984—1996 | 2–0–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia) |
| Ivan Buljubašić | CRO |
WAP | 2012 | 1–0–2 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2017 Budapest WAP gold |
| Carmen Bunaciu |  ROU |
SWI | 1980—1984 | 0–0–1 1982 Guayaquil SWI bronze: 200 m backstroke |
| Fabrizio Buonocore | ITA |
WAP | 2004—2008 | 0–1–0 2003 Barcelona WAP silver |
| Caroline Burckle | USA |
SWI | 2008 | 1–0–0 2005 Montréal SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Vladimir Bure | URS |
SWI | 1968—1976 | 0–2–0 1973 Belgrade SWI silver: 4×100 m freestyle relay; 1975 Cali SWI silver: 100 m freestyle |
| Greg Burgess | USA |
SWI | 1992—1996 | 0–1–0 1994 Roma SWI silver: 200 m medley |
| Cameron van der Burgh |  RSA |
SWI | 2008—2016 | 2–3–5 2007 Melbourne SWI bronze: 50 m breaststroke; 2009 Roma SWI gold: 50 m breaststroke, bronze: 100 m breaststroke; 2011 Shanghai SWI bronze: 50 m breaststroke and 100 m breaststroke; 2013 Barcelona SWI gold: 50 m breaststroke, silver: 100 m breaststroke; 2015 Kazan SWI silver: 50 m breaststroke and 100 m breaststroke; 2017 Budapest SWI bronze: 50 m breaststroke |
| Damir Burić | CRO |
WAP | 2004—2016 | 1–1–2 2007 Melbourne WAP gold; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2015 Kazan WAP silver |
| Antje Buschschulte | GER |
SWI | 1996—2008 | 3–5–3 1998 Perth SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay (swam in heats only); 2001 Fukuoka SWI gold: 4×100 m freestyle relay, silver: 50 m backstroke, bronze: 100 m backstroke; 2003 Barcelona SWI gold: 100 m backstroke, silver: 4×100 m freestyle relay; 2005 Montréal SWI silver: 100 m backstroke and 4×100 m freestyle relay, bronze: 50 m backstroke and 4×100 m medley relay |
| Andro Bušlje | CRO |
WAP | 2008—2016 | 2–1–4 2007 Melbourne WAP gold; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Ricardo Busquets |  PUR |
SWI | 1992—2004 | 0–0–1 1998 Perth SWI bronze: 50 m freestyle |
| Alba Cabello | ESP |
SWA | 2008—2012 | 1–3–3 2007 Melbourne SYN bronze: team Technical; 2009 Roma SYN gold: team Free Routine Combination; 2011 Shanghai SYN bronze: team Technical and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination |
| Franco Cagnotto | ITA |
DIV | 1964—1980 | 0–0–1 1978 West Berlin DIV bronze: 3 m springboard |
| Tania Cagnotto | ITA |
DIV | 2000—2016 | 1–3–6 2005 Montréal DIV bronze: 3 m springboard; 2007 Melbourne DIV bronze: 3 m springboard; 2009 Roma DIV silver: synchronized springboard, bronze: 3 m springboard; 2011 Shanghai DIV bronze: 1 m springboard; 2013 Barcelona DIV silver: 1 m springboard and synchronized springboard; 2015 Kazan DIV gold: 1 m springboard, bronze: 3 m springboard and 3 m synchronized springboard (mixed) |
| Alessandro Calcaterra | ITA |
WAP | 1996—2008 | 0–1–0 2003 Barcelona WAP silver |
| Roberto Calcaterra | ITA |
WAP | 1996—2004 | 1–1–0 1994 Rome WAP gold; 2003 Barcelona WAP silver |
| Paolo Caldarella | ITA |
WAP | 1988—1992 | 0–1–0 1986 Madrid WAP silver |
| Hilary Caldwell | CAN |
SWI | 2012—2016 | 0–0–1 2013 Barcelona SWI bronze: 200 m backstroke |
| Beatrice Callegari | ITA |
SWA | 2016 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Novella Calligaris | ITA |
SWI | 1968—1972 | 1–0–2 1973 Belgrade SWI gold: 800 m freestyle, bronze: 400 m freestyle and 400 m medley |
| Ashley Callus | AUS |
SWI | 2000—2008 | 2–0–0 2001 Fukuoka SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Dyana Calub | AUS |
SWI | 2000 | 1–0–0 2001 Fukuoka SWI gold: 4×100 m medley relay |
| Alessandro Calvi | ITA |
SWI | 2004—2008 | 0–1–0 2007 Melbourne SWI silver: 4×100 m freestyle relay |
| Michelle Cameron | CAN |
SWA | 1988 | 2–0–0 1986 Madrid SYN gold: duet and gold: team |
| Sandro Campagna | ITA |
Coach/WAP | 1988—2016 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Bronte Campbell | AUS |
SWI | 2012—2016 | 5–4–2 2013 Barcelona SWI silver: 4×100 m freestyle relay; 2015 Kazan SWI gold: 50 m freestyle, 100 m freestyle, and 4×100 m freestyle relay, bronze: 4×100 m medley relay; 2017 Budapest SWI silver: 4×100 m freestyle relay and 4×100 m medley mixed relay, bronze: 4×100 m medley relay; 2019 Gwangju SWI gold: 4×100 m freestyle relay and 4×100 m medley mixed relay (swam in heats only), silver: 4×100 m freestyle mixed relay |
| Cate Campbell | AUS |
SWI | 2008—2016 | 4–5–3 2009 Roma SWI bronze: 50 m freestyle; 2013 Barcelona SWI gold: 100 m freestyle, silver: 50 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay; 2015 Kazan SWI gold: 4×100 m freestyle relay, bronze: 100 m freestyle; 2019 Gwangju SWI gold: 4×100 m freestyle relay and 4×100 m medley mixed relay, silver: 100 m freestyle and 4×100 m medley relay, bronze: 50 m freestyle |
| Cora Campbell | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Cao Yuan | CHN |
DIV | 2012—2016 | 3–2–1 2013 Barcelona DIV bronze: synchronized platform; 2015 Kazan DIV gold: synchronized springboard; 2017 Budapest DIV silver: synchronized springboard; 2019 Gwangju DIV gold: synchronized springboard and synchronized platform, silver: 3 m springboard |
| Federico Cappellazzo | ITA |
SWI | 2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Ona Carbonell | ESP |
SWA | 2012—2016 | 1–10–11 2007 Melbourne SYN bronze: team Technical; 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2011 Shanghai SYN bronze: duet Technical, duet Free, team Technical, and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination, bronze: solo Technical, solo Free, duet Technical, and duet Free; 2015 Kazan SYN silver: solo Technical, bronze: solo Free; 2017 Budapest SYN silver: solo Technical and solo Free; 2019 Gwangju SYN silver: solo Technical and solo Free, bronze: team Highlight Routine |
| Patty Cardenas | USA |
WAP | 2008 | 1–0–0 2007 Melbourne WAP gold |
| Rick Carey | USA |
SWI | 1984 | 2–1–0 1982 Guayaquil SWI gold: 200 m backstroke and 4×100 m medley relay, silver: 100 m backstroke |
| Jazz Carlin | GBR |
SWI | 2016 | 0–0–2 2009 Roma SWI bronze: 4×200 m freestyle relay; 2015 Kazan SWI bronze: 800 m freestyle |
| Stéphan Caron | FRA |
SWI | 1984—1992 | 0–1–0 1986 Madrid SWI silver: 100 m freestyle |
| Martina Carraro | ITA |
SWI | 2010—2016 | 0–0–1 2019 Gwangju SWI bronze: 100 m breaststroke |
| Lara Carroll | AUS |
SWI | 2004 | 0–0–1 2005 Montréal SWI bronze: 200 m medley |
| Jim Carter | GBR |
SWI | 1972—1980 | 0–0–1 1975 Cali SWI bronze: 4×100 m medley relay |
| Claire Carver-Dias | CAN |
SWA | 2000 | 0–0–2 2001 Fukuoka SYN bronze: duet and team |
| Chad Carvin | USA |
SWI | 2000 | 0–1–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay; 2003 Barcelona SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Luigi Castagnola | ITA |
WAP | 1976 | 0–0–1 1975 Cali WAP bronze |
| Yahel Castillo | MEX |
DIV | 2008—2012 | 0–0–3 2011 Shanghai DIV bronze: synchronized springboard; 2013 Barcelona DIV bronze: 3 m springboard; 2019 Gwangju DIV bronze: synchronized springboard |
| Naomi Castle | AUS |
WAP | 2000—2004 | 0–0–1 1998 Perth WAP bronze |
| Tracy Caulkins | USA |
SWI | 1984 | 5–2–2 1978 West Berlin SWI gold: 200 m butterfly, 200 m medley, 400 m medley, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 100 m breaststroke; 1982 Guayaquil SWI silver: 4×100 m freestyle relay (swam in heats only), bronze: 200 m medley and 400 m medley |
| Chris Cavanaugh | USA |
SWI | 1984 | 2–0–0 1982 Guayaquil SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Milorad Čavić | SRB SCG |
SWI | 2000—2012 | 1–1–0 2009 Roma SWI gold: 50 m butterfly, silver: 100 m butterfly (competed for Serbia) |
| Simone Cercato | ITA |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Linda Cerruti | ITA |
SWA | 2016 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Kyle Chalmers | AUS |
SWI | 2014—2016 | 1–3–1 2015 Kazan SWI silver: 4×100 m medley relay (swam in heats only); 2019 Gwangju SWI gold: 4×200 m freestyle relay, silver: 100 m freestyle and 4×100 m freestyle mixed relay, bronze: 4×100 m freestyle relay |
| Erin Chan | CAN |
SWA | 2000—2004 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Jennifer Chandler | USA |
DIV | 1976 | 0–0–1 1978 West Berlin DIV bronze: 3 m springboard |
| Chang Si | CHN |
SWA | 2012 | 0–3–0 2011 Shanghai SYN silver: team Technical, team Free, and team Free Routine Combination |
| Jessica Chase | CAN |
SWA | 2004 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Kevin Chávez | AUS |
DIV | 2016 | 0–0–1 2013 Barcelona DIV bronze: 1 m springboard (competed for Mexico) |
| Chen Aisen | CHN |
DIV | 2016 | 3–1–0 2015 Kazan DIV gold: synchronized platform; 2017 Budapest DIV gold: synchronized platform, silver: platform; 2019 Gwangju DIV gold: synchronized platform |
| Chen Huijia | CHN |
SWI | 2008 | 1–0–0 2009 Roma SWI gold: 4×100 m medley relay |
| Chen Jianhong | CHN |
SWI | 1988—1992 | 0–0–0 1991 Perth gold: 50 m breaststroke (demonstration event) |
| Chen Qian | CHN |
SWI | 2012 | 0–0–1 2011 Shanghai SWI bronze: 4×200 m freestyle relay |
| Chen Ruolin | CHN |
DIV | 2008—2016 | 6–3–1 2007 Melbourne DIV gold: synchronized platform, silver: platform; 2009 Roma DIV gold: synchronized platform, silver: platform; 2011 Shanghai DIV gold: platform and synchronized platform; 2013 Barcelona DIV gold: synchronized platform, silver: platform; 2015 Kazan DIV gold: synchronized platform, bronze: team |
| Chen Xiaojun | CHN |
SWA | 2012 | 0–1–0 2011 Shanghai SYN silver: team Free Routine Combination |
| Chen Xinyi | CHN |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 4×100 m medley relay (swam in heats only) |
| Chen Yan | CHN |
SWI | 1996 | 2–1–0 1998 Perth SWI gold: 400 m freestyle and 400 m medley; 1998 Perth SWI silver: 200 m medley |
| Cheong Jun Hoong |  MAS |
DIV | 2012—2016 | 1–0–1 2017 Budapest DIV gold: platform, bronze: synchronized platform |
| Dmitry Chernyshov | RUS |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay |
| Ihor Chervynskiy | UKR |
SWI | 2000—2012 | 0–1–1 2003 Barcelona SWI silver: 1500 m freestyle, bronze: 800 m freestyle |
| Suzu Chiba | JPN |
SWI | 1992—1996 | 0–0–1 1991 Perth SWI bronze: 400 m freestyle |
| Marcelo Chierighini | BRA |
SWI | 2012—2016 | 0–1–0 2017 Budapest SWI silver: 4×100 m freestyle relay |
| Vlada Chigiryova | RUS |
SWA | 2016 | 11–0–0 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: team Technical and team Free; 2019 Gwangju SYN gold: team Technical, team Free, and team Free Routine Combination |
| Svetlana Chimrova | RUS |
SWI | 2016 | 0–1–1 2013 Barcelona SWI bronze: 4×100 m medley relay; 2017 Budapest SWI silver: 4×100 m medley relay |
| Giorgi Chogovadze | URSEUN |
DIV | 1988—1992 | 0–0–1 1991 Perth DIV bronze: platform (competed for the Soviet Union) |
| Revaz Chomakhidze | RUS |
WAP | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Henrik Christiansen |  NOR |
SWI | 2014—2016 | 0–1–0 2019 Gwangju SWI silver: 800 m freestyle |
| Anton Chupkov | RUS |
SWI | 2014—2016 | 2–0–2 2017 Budapest SWI gold: 200 m breaststroke, bronze: 4×100 m medley relay (swam in heats only); 2019 Gwangju SWI gold: 200 m breaststroke, bronze: 4×100 m medley relay (swam in heats only) |
| César Cielo Filho | BRA |
SWI | 2008—2012 | 6–1–0 2009 Roma SWI gold: 50 m freestyle and 100 m freestyle; 2011 Shanghai SWI gold: 50 m freestyle and 50 m butterfly; 2013 Barcelona SWI gold: 50 m freestyle and 50 m butterfly; 2017 Budapest SWI silver: 4×100 m freestyle relay |
| Aleksandar Ćirić | SRBSCG |
WAP | 2000—2008 | 0–0–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro) |
| Barbara Clark | CAN |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Karen Clark | CAN |
SWA | 1996 | 0–2–0 1991 Perth SYN silver: team; 1994 Roma SYN silver: team |
| Tyler Clary | USA |
SWI | 2012 | 0–2–2 2009 Roma SWI silver: 400 m medley; 2011 Shanghai SWI silver: 400 m medley, bronze: 200 m backstroke; 2013 Barcelona SWI bronze: 200 m backstroke |
| Andrew Clayton | GBR |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay |
| Tammy Cleland-McGregor | USA |
SWA | 1996—2000 | 1–0–0 1994 Roma SYN gold: team (competed as Tammy Cleland) |
| Valerio Cleri | ITA |
SWI | 2008—2012 | 1–0–0 2009 Roma SWI gold: 25 km open water |
| Beatrice Coadă-Cășlaru | ROU |
SWI | 1992—2004 | 0–0–2 1991 Perth bronze: 4×50 m freestyle relay (demonstration event); 2001 Fukuoka SWI bronze: 400 m medley (competed as Beatrice Cășlaru); 2003 Barcelona SWI bronze: 400 m medley (competed as Beatrice Cășlaru) |
| Ryan Cochrane | CAN |
SWI | 2008—2016 | 0–4–4 2009 Roma SWI silver: 1500 m freestyle, bronze: 800 m freestyle; 2011 Shanghai SWI silver: 800 m freestyle and: 1500 m freestyle; 2013 Barcelona SWI silver: 1500 m freestyle, bronze: 800 m freestyle; 2015 Kazan SWI bronze: 400 m freestyle and 1500 m freestyle |
| Tiffany Cohen | USA |
SWI | 1984 | 0–0–1 1982 Guayaquil SWI bronze: 400 m freestyle |
| Federico Colbertaldo | ITA |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 800 m freestyle |
| Bree Cole | AUS |
DIV | 2008 | 0–1–1 2007 Melbourne DIV silver: synchronized platform, bronze: synchronized springboard |
| Lynn Colella | USA |
SWI | 1972 | 0–0–2 1973 Belgrade SWI bronze: 200 m breaststroke and 200 m butterfly |
| Rick Colella | USA |
SWI | 1972—1976 | 1–1–1 1973 Belgrade SWI bronze: 400 m medley; 1975 Cali SWI gold: 4×100 m medley relay, silver: 200 m breaststroke |
| Michelle Coleman | SWE |
SWI | 2012—2016 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay |
| Romeo Collina | ITA |
WAP | 1980—1984 | 1–0–0 1978 West Berlin WAP gold |
| Melissa Collins | CAN |
WAP | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Dragoș Coman | ROU |
SWI | 2000—2008 | 0–0–1 2003 Barcelona SWI bronze: 400 m freestyle |
| Santo Condorelli | CAN |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay |
| Jack Conger | USA |
SWI | 2016 | 0–1–2 2017 Budapest SWI bronze: 4×200 m freestyle relay; 2019 Gwangju SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×200 m freestyle relay (swam in heats only) |
| Lars Conrad | GER |
SWI | 2000—2004 | 0–0–2 2001 Fukuoka SWI bronze: 4×100 m freestyle relay; 2003 Barcelona SWI bronze: 4×200 m freestyle relay |
| Francesca Conti | ITA |
WAP | 2004 | 2–1–1 1994 Rome WAP bronze; 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Wendy Cook-Hogg | CAN |
SWI | 1972—1976 | 0–0–1 1973 Belgrade SWI bronze: 100 m backstroke (competed as Wendy Cook) |
| Rebecca Cooke | GBR |
SWI | 2000—2004 | 0–0–1 2003 Barcelona SWI bronze: 800 m freestyle |
| Brad Cooper | AUS |
SWI | 1972 | 0–2–1 1973 Belgrade SWI silver: 400 m freestyle and 4×200 m freestyle relay, bronze: 1500 m freestyle |
| Haley Cope | USA |
SWI | 2004 | 1–1–0 2001 Fukuoka SWI gold: 50 m backstroke; 2003 Barcelona SWI silver: 4×100 m medley relay (swam in heats only) |
| Kevin Cordes | USA |
SWI | 2016 | 3–3–1 2015 Kazan SWI gold: 4×100 m medley relay, silver: 200 m breaststroke and silver: 4×100 m medley mixed relay, bronze: 50 m breaststroke; 2017 Budapest SWI gold: 4×100 m medley relay and 4×100 m medley mixed relay (swam in heats only), silver: 100 m breaststroke |
| Raquel Corral | ESP |
SWA | 2004—2008 | 1–3–2 2003 Barcelona SYN silver: team Free Routine Combination; 2005 Montréal SYN bronze: team and team Free Routine Combination; 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free |
| Ritz Correia | USA |
SWI | 2004 | 2–2–0 2001 Fukuoka gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 2003 Barcelona gold: 4×100 m freestyle relay (swam in heats only) |
| Melani Costa | ESP |
SWI | 2008—2016 | 0–1–0 2013 Barcelona SWI silver: 400 m freestyle |
| Tamara Costache | ROU |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 50 m freestyle, bronze: 4×50 m freestyle relay (demonstration event) |
| Candy Costie | USA |
SWA | 1984 | 0–2–0 1982 Guayaquil SYN silver: duet and team |
| Céline Couderc | FRA |
SWI | 2004—2008 | 0–0–1 2007 Melbourne SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Natalie Coughlin | USA |
SWI | 2004—2012 | 8–7–5 2001 Fukuoka SWI gold: 100 m backstroke and 4×200 m freestyle relay, silver: 4×100 m medley relay, bronze: 50 m backstroke; 2003 Barcelona SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay; 2005 Montréal SWI gold: 4×200 m freestyle relay, silver: 100 m freestyle and 4×100 m medley relay, bronze: 100 m backstroke and 4×100 m freestyle relay; 2007 Melbourne SWI gold: 100 m backstroke and 4×200 m freestyle relay, silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 100 m butterfly; 2011 Shanghai SWI gold: 4×100 m medley relay, silver: 4×100 m freestyle relay, bronze: 100 m backstroke; 2013 Barcelona SWI gold: 4×100 m freestyle relay |
| Alicia Coutts | AUS |
SWI | 2008—2016 | 0–7–1 2011 Shanghai SWI silver: 100 m butterfly and 200 m medley; 2011 Shanghai SWI bronze: 4×100 m medley relay; 2013 Barcelona SWI silver: 100 m butterfly, 200 m medley, 4×100 m freestyle relay, 4×200 m freestyle relay, and silver: 4×100 m medley relay |
| Kirsty Coventry |  ZIM |
IOC/SWI | 2000—2016 | 3–5–0 2005 Montréal SWI gold: 100 m backstroke and 200 m backstroke, silver: 200 m medley and silver: 400 m medley; 2007 Melbourne SWI silver: 200 m backstroke and200 m medley; 2009 Roma SWI gold: 200 m backstroke, silver: 400 m medley |
| Kami Craig | USA |
WAP | 2008—2016 | 3–0–0 2007 Melbourne WAP gold; 2009 Rome WAP gold; 2015 Kazan WAP gold |
| Margalida Crespí | ESP |
SWA | 2012 | 1–5–4 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2011 Shanghai SYN bronze: team Technical and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination, bronze: duet Technical and duet Free |
| Alexandra Croak | AUS |
DIV/GYM | 2000—2008 | 0–1–0 2011 Shanghai DIV silver: synchronized platform |
| Ian Crocker | USA |
SWI | 2000—2008 | 4–5–0 2001 Fukuoka SWI silver: 100 m butterfly; 2003 Barcelona SWI gold: 100 m butterfly and 4×100 m medley relay, silver: 50 m butterfly; 2005 Montréal SWI gold: 100 m butterfly and 4×100 m medley relay, silver: 50 m butterfly; 2007 Melbourne SWI silver: 50 m butterfly and 100 m butterfly |
| Ugo Crousillat | FRA |
WAP | 2016 | 0–1–0 2013 Barcelona WAP silver (competed for Montenegro) |
| Gábor Csapó | HUN |
WAP | 1976—1980 | 1–3–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| László Cseh | HUN |
SWI | 2004—2016 | 2–6–5 2003 Barcelona SWI silver: 400 m medley; 2005 Montréal SWI gold: 400 m medley, silver: 200 m medley, bronze: 100 m backstroke; 2007 Melbourne SWI bronze: 200 m medley; 2009 Roma SWI silver: 200 m medley, bronze: 400 m medley; 2011 Shanghai SWI bronze: 200 m medley; 2013 Barcelona SWI silver: 100 m butterfly; 2015 Kazan SWI gold: 200 m butterfly, silver: 100 m butterfly, bronze: 50 m butterfly; 2017 Budapest SWI silver: 200 m butterfly |
| Tibor Cservenyák | HUN |
WAP | 1972—1976 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1982 Guayaquil WAP silver |
| Nikita Cuffe | AUS |
WAP | 2004—2008 | 0–1–0 2007 Melbourne WAP silver |
| Miloš Ćuk | SRB |
WAP | 2016 | 1–1–1 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Janet Culp | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Ana Marcela Cunha | BRA |
SWI | 2008—2016 | 5–2–4 2011 Shanghai SWI gold: 25 km open water; 2013 Barcelona SWI silver: 10 km open water, bronze: 5 km open water; 2015 Kazan SWI gold: 25 km open water, silver: 5 km open water team, bronze: 10 km open water; 2017 Budapest SWI gold: 25 km open water, bronze: 5 km open water and 10 km open water; 2019 Gwangju SWI gold: 5 km open water and 25 km open water |
| Attila Czene | HUN |
SWI | 1992—2000 | 0–0–3 1994 Roma SWI bronze: 200 m medley and 4×100 m medley relay; 1998 Perth SWI bronze: 4×100 m medley relay |
| Konrad Czerniak |  POL |
SWI | 2012—2016 | 0–1–2 2011 Shanghai SWI silver: 100 m butterfly; 2013 Barcelona SWI bronze: 100 m butterfly; 2015 Kazan SWI bronze: 50 m butterfly |
| Marco D'Altrui | ITA |
WAP | 1984—1992 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Enzo D'Angelo | ITA |
WAP | 1976—1984 | 0–0–1 1975 Cali WAP bronze |
| Tommaso D'Orsogna | AUS |
SWI | 2012 | 0–1–1 2009 Roma SWI bronze: 4×200 m freestyle relay; 2013 Barcelona SWI silver: 4×100 m medley relay |
| Heike Dähne | GDR |
SWI | 1980 | 0–0–1 1982 Guayaquil SWI bronze: 200 m butterfly |
| Troy Dalbey | USA |
SWI | 1988 | 1–1–0 1991 Perth SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 4×200 m freestyle relay |
| Tom Daley | GBR |
DIV | 2008—2016 | 3–1–2 2009 Roma DIV gold: platform; 2015 Kazan DIV gold: team, bronze: platform; 2017 Budapest DIV gold: platform, silver: synchronized springboard (mixed); 2019 Gwangju DIV bronze: synchronized platform |
| Francesca Dallapè | ITA |
DIV | 2008—2016 | 0–2–0 2009 Roma DIV silver: synchronized springboard; 2013 Barcelona DIV silver: synchronized springboard |
| Petra Dallmann | GER |
SWI | 2004—2008 | 1–4–0 2001 Fukuoka SWI gold: 4×100 m freestyle relay; 2003 Barcelona SWI silver: 4×100 m freestyle relay; 2005 Montréal SWI silver: 4×100 m freestyle relay; 2007 Melbourne SWI silver: 4×200 m freestyle relay; 2009 Roma SWI silver: 4×100 m freestyle relay |
| José Damen | NED |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m medley relay |
| Tamás Darnyi | HUN |
SWI | 1988—1992 | 4–0–1 1986 Madrid SWI gold: 200 m medley and 400 m medley; 1991 Perth SWI gold: 200 m medley and 400 m medley, bronze: 200 m butterfly |
| Uwe Daßler | GDR |
SWI | 1988 | 0–1–0 1986 Madrid SWI silver: 400 m freestyle |
| Lara Davenport | AUS |
SWI | 2008 | 0–1–0 2005 Montréal SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Dave Davies | GBR |
SWI | 2004—2012 | 0–0–2 2005 Montréal SWI bronze: 1500 m freestyle; 2007 Melbourne SWI bronze: 1500 m freestyle |
| Georgia Davies | GBR |
SWI | 2012—2016 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m medley mixed relay |
| Josh Davis | USA |
SWI | 1996—2000 | 1–0–0 1994 Roma SWI gold: 4×100 m freestyle relay |
| Victor Davis | CAN |
SWI | 1984—1988 | 2–2–0 1982 Guayaquil SWI gold: 200 m breaststroke, silver: 100 m breaststroke; 1986 Madrid SWI gold: 100 m breaststroke, silver: 200 m breaststroke |
| Anastasiya Davydova | RUS |
SWA | 2004—2012 | 12–1–0 2001 Fukuoka SYN gold: team, silver: duet; 2003 Barcelona SYN gold: duet; 2005 Montréal SYN gold: duet and team Free Routine Combination; 2007 Melbourne SYN gold: duet Technical, duet Free, and team Free Routine Combination; 2009 Roma SYN gold: duet Technical and team Free; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination |
| Gianni De Magistris | ITA |
WAP | 1968—1984 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Deena Deardurff | USA |
SWI | 1972 | 0–2–0 1973 Belgrade SWI silver: 4×100 m medley relay and 4×100 m freestyle relay (swam in heats only) |
| Fred Deburghgraeve | BEL |
SWI | 1992—1996 | 1–0–1 1994 Roma SWI bronze: 100 m breaststroke; 1998 Perth SWI gold: 100 m breaststroke |
| Ádám Decker | HUN |
WAP | 2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Attila Decker | HUN |
WAP | 2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Virginie Dedieu | FRA |
SWA | 1996—2004 | 3–2–1 1998 Perth SYN silver: solo, bronze: duet; 2001 Fukuoka SYN silver: solo; 2003 Barcelona SYN gold: solo; 2005 Montréal SYN gold: solo; 2007 Melbourne SYN gold: solo Free |
| Markus Deibler | GER |
SWI | 2008—2012 | 0–0–1 2011 Shanghai SWI bronze: 4×100 m medley relay (swam in heats only) |
| Francesca Deidda | ITA |
SWA | 2016 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Inge Dekker | NED |
SWI | 2004—2016 | 3–0–3 2007 Melbourne SWI bronze: 50 m butterfly and 4×100 m freestyle relay; 2009 Roma SWI gold: 4×100 m freestyle relay; 2011 Shanghai SWI gold: 50 m butterfly and 4×100 m freestyle relay; 2013 Barcelona SWI bronze: 4×100 m freestyle relay |
| Marcello Del Duca | ITA |
WAP | 1976 | 0–0–1 1975 Cali WAP bronze |
| Marco Del Lungo | ITA |
WAP | 2016 | 1–0–0 2019 Gwangju WAP gold |
| Vangelis Delakas | GRE |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Ash Delaney | AUS |
SWI | 2008 | 0–1–1 2009 Roma SWI bronze: 4×100 m medley relay; 2013 Barcelona SWI silver: 4×100 m medley relay |
| Nikolaos Deligiannis | GRE |
WAP | 2000—2012 | 0–0–1 2005 Montréal WAP bronze |
| Rick DeMont | USA |
SWI | 1972 | 1–1–0 1973 Belgrade SWI gold: 400 m freestyle, silver: 1500 m freestyle |
| Yelena Dendeberova | URSEUN |
SWI | 1988—1992 | 0–1–0 1986 Madrid SWI silver: 200 m medley (competed for the Soviet Union) |
| Helen Denman | AUS |
SWI | 1996 | 0–2–0 1998 Perth SWI silver: 100 m breaststroke and 4×100 m medley relay |
| Georgios Dervisis | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Marie-Claude Deslières | CAN |
Referee/WAP | 2000—2016 | 0–1–0 1991 Perth WAP silver |
| Alexandre Despatie | CAN |
DIV | 2000—2012 | 3–3–2 2001 Fukuoka DIV silver: platform; 2003 Barcelona DIV gold: platform; 2005 Montréal DIV gold: 1 m springboard and 3 m springboard; 2007 Melbourne DIV silver: 3 m springboard and synchronized springboard; 2009 Roma DIV bronze: 3 m springboard and synchronized springboard |
| Jérémy Desplanches | SUI |
SWI | 2016 | 0–1–0 2019 Gwangju SWI silver: 200 m medley |
| Gabriele Detti | ITA |
SWI | 2012—2016 | 1–0–2 2017 Budapest SWI gold: 800 m freestyle, bronze: 400 m freestyle; 2019 Gwangju SWI bronze: 400 m freestyle |
| Tamás Deutsch | HUN |
SWI | 1988—1996 | 0–0–2 1994 Roma SWI bronze: 100 m backstroke and 4×100 m medley relay |
| Andrea Dewar | CAN |
WAP | 2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Francesco Di Fulvio | ITA |
WAP | 2016 | 1–0–0 2019 Gwangju WAP gold |
| Tania Di Mario | ITA |
WAP | 2004—2016 | 1–1–1 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver; 2015 Kazan WAP bronze |
| Klaus Dibiasi | ITA |
DIV | 1964—1976 | 2–2–0 1973 Belgrade DIV gold: platform, silver: 3 m springboard; 1975 Cali DIV gold: platform, silver: 3 m springboard |
| Edith van Dijk | NED |
SWI | 2008 | 3–2–4 1998 Perth SWI silver: 5 km open water, bronze: 25 km open water; 2001 Fukuoka SWI silver: 25 km open water, bronze: 10 km open water; 2003 Barcelona SWI gold: 25 km open water, bronze: 10 km open water; 2005 Montréal SWI gold: 10 km open water and 25 km open water, bronze: 5 km open water |
| Margie Dingeldein | USA |
WAP | 2004 | 1–0–0 2003 Barcelona WAP gold |
| Valérie Dionne | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Maya DiRado | USA |
SWI | 2016 | 1–1–0 2013 Barcelona SWI gold: 4×200 m freestyle relay (swam in heats only); 2015 Kazan SWI silver: 400 m medley |
| Allan do Carmo | BRA |
SWI | 2008—2016 | 0–1–1 2013 Barcelona SWI bronze: 5 km open water team; 2015 Kazan SWI silver: 5 km open water team |
| Erin Dobratz | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Luminița Dobrescu | ROU |
SWI | 1988—1996 | 0–0–0 1991 Perth bronze: 4×50 m freestyle relay (demonstration event) |
| Aleksandr Dobroskok | RUS |
DIV | 2000—2008 | 2–0–2 2001 Fukuoka DIV bronze: 1 m springboard and synchronized springboard; 2003 Barcelona DIV gold: 3 m springboard and synchronized springboard |
| Dmitry Dobroskok | RUS |
DIV | 2004—2008 | 1–1–0 2005 Montréal DIV gold: synchronized platform; 2007 Melbourne DIV silver: synchronized platform |
| Nikša Dobud | CRO |
WAP | 2012 | 0–0–3 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze |
| István Dóczi | HUN |
WAP | 1992 | 0–0–1 1991 Perth WAP bronze |
| Tom Dolan | USA |
SWI | 1996—2000 | 2–0–0 1994 Roma SWI gold: 400 m medley; 1998 Perth SWI gold: 400 m medley |
| Aleksandr Dolgushin | URS |
WAP | 1968—1976 | 1–0–0 1975 Cali WAP gold |
| Claire Donahue | USA |
SWI | 2012 | 1–0–0 2013 Barcelona SWI gold: 4×100 m medley relay (swam in heats only) |
| Jana Dörries | GER |
SWI | 1992 | 0–1–2 1991 Perth SWI silver: 100 m breaststroke, bronze: 200 m breaststroke and 4×100 m medley relay |
| Luca Dotto | ITA |
SWI | 2012—2016 | 0–1–1 2011 Shanghai SWI silver: 50 m freestyle; 2015 Kazan SWI bronze: 4×100 m freestyle relay |
| Mikhail Dovgalyuk | RUS |
SWI | 2016 | 0–2–0 2017 Budapest SWI silver: 4×200 m freestyle relay; 2019 Gwangju SWI silver: 4×200 m freestyle relay |
| Ann Dow | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Gordon Downie | GBR |
SWI | 1976 | 0–1–1 1975 Cali SWI silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay |
| Duje Draganja | CRO |
SWI | 2000—2008 | 0–1–0 2005 Montréal SWI silver: 50 m freestyle |
| Yevgeny Drattsev | RUS |
SWI | 2008—2016 | 1–1–4 2005 Montréal SWI gold: 5 km open water team; 2007 Melbourne SWI silver: 5 km open water, bronze: 10 km open water; 2011 Shanghai SWI bronze: 5 km open water; 2013 Barcelona SWI bronze: 25 km open water; 2017 Budapest SWi bronze: 25 km open water |
| Rita Drávucz | HUN |
WAP | 2004—2012 | 1–1–0 2001 Fukuoka WAP silver; 2005 Montréal WAP gold |
| Caeleb Dressel | USA |
SWI | 2016 | 13–2–0 2017 Budapest SWI gold: 50 m freestyle, 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, 4×100 m medley relay, 4×100 m freestyle mixed relay, and 4×100 m medley mixed relay; 2019 Gwangju SWI gold: 50 m freestyle, 100 m freestyle, 50 m butterfly, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m freestyle mixed relay, silver: 4×100 m medley relay and 4×100 m medley mixed relay |
| Aleksandr Dreval | URS |
WAP | 1972—1976 | 1–1–0 1973 Belgrade WAP silver; 1975 Cali WAP gold |
| Steffen Driesen | GER |
SWI | 2000—2004 | 0–1–1 2001 Fukuoka SWI silver: 4×100 m medley relay, bronze: 100 m backstroke |
| Hugues Duboscq | FRA |
SWI | 2000—2008 | 0–1–1 2005 Montréal SWI bronze: 100 m breaststroke; 2009 Roma SWI silver: 100 m breaststroke |
| Milena Duchková | TCH |
DIV | 1968—1976 | 0–1–0 1973 Belgrade DIV silver: platform |
| Simon Dufour | FRA |
SWI | 2000—2008 | 0–0–1 2003 Barcelona SWI bronze: 200 m backstroke |
| Keltie Duggan | CAN |
SWI | 1988 | 0–0–0 1991 Perth bronze: 50 m breaststroke (demonstration event) |
| Dmitry Dugin | RUS |
WAP | 1996—2000 | 0–0–1 1994 Rome WAP bronze |
| Justin Dumais | USA |
DIV | 2004 | 0–0–1 2005 Montréal DIV bronze: synchronized springboard |
| Troy Dumais | USA |
DIV | 2000—2012 | 0–4–1 1998 Perth DIV silver: 1 m springboard; 2005 Montréal DIV silver: 3 m springboard, bronze: synchronized springboard; 2009 Roma DIV silver: 3 m springboard and synchronized springboard |
| David Dunne | GBR |
SWI | 1976 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay (swam in heats only) |
| Mary Beth Dunnichay | USA |
DIV | 2008 | 0–1–0 2009 Roma DIV silver: synchronized platform |
| Stéphanie Durocher | CAN |
SWA | 2012 | 0–0–1 2011 Shanghai SYN bronze: team Free Routine Combination |
| Nate Dusing | USA |
SWI | 2000—2004 | 1–2–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay; 2003 Barcelona SWI silver: 4×200 m freestyle relay and 4×100 m freestyle relay (swam in heats only); 2005 Montréal SWI gold: 4×100 m freestyle relay |
| Conor Dwyer | USA |
SWI | 2012—2016 | 3–3–1 2015 Kazan SWI gold: 4×100 m freestyle mixed relay (swam in heats only), silver: 4×200 m freestyle relay; 2017 Budapest SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Vladimir Dyatchin | RUS |
SWI | 2008—2012 | 2–2–2 2001 Fukuoka SWI silver: 10 km open water; 2003 Barcelona SWI gold: 10 km open water, bronze: 5 km open water; 2007 Melbourne SWI gold: 10 km open water; 2009 Roma SWI bronze: 25 km open water; 2011 Shanghai SWI silver: 25 km open water |
| Becky Dyroen-Lancer | USA |
SWA | 1996 | 4–0–0 1991 Perth SYN gold: team (competed as Becky Dyroen); 1994 Roma SYN gold: solo, duet, and team |
| Gonzalo Echenique | ESP |
WAP | 2016 | 1–0–0 2019 Gwangju WAP gold |
| Sophie Edington | AUS |
SWI | 2008 | 2–0–1 2003 Barcelona SWI bronze: 4×100 m freestyle relay (swam in heats only); 2005 Montréal SWI gold: 4×100 m medley relay and 4×100 m freestyle relay (swam in heats only) |
| Ian Edmond | GBR |
SWI | 2004 | 0–1–0 2003 Barcelona SWI silver: 200 m breaststroke |
| Krisztina Egerszegi | HUN |
SWI | 1988—2001 | 2–1–0 1991 Perth SWI gold: 100 m backstroke and 200 m backstroke, silver: 200 m backstroke |
| Sylvia Eichner | GDR |
SWI | 1972 | 1–0–0 1973 Belgrade SWI gold: 4×100 m freestyle relay |
| Andrea Eife | GDR |
SWI | 1972 | 1–0–1 1973 Belgrade SWI SWI gold: 4×100 m freestyle relay, bronze: 200 m freestyle |
| Brittany Elmslie | AUS |
SWI | 2012—2016 | 0–3–0 2013 Barcelona SWI silver: 4×200 m freestyle relay and silver: 4×100 m freestyle relay (swam in heats only); 2017 Budapest SWI silver: 4×100 m freestyle relay |
| Janet Ely | USA |
DIV | 1972—1976 | 1–0–0 1975 Cali DIV gold: platform |
| Giulia Emmolo | ITA |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Kornelia Ender | GDR |
SWI | 1972—1976 | 8–2–0 1973 Belgrade SWI gold: 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 200 m medley; 1975 Cali SWI gold: 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 200 m freestyle |
| Balázs Erdélyi | HUN |
WAP | 2016 | 0–1–0 2017 Budapest WAP silver |
| Anthony Ervin | USA |
SWI | 2000—2016 | 2–1–0 2001 Fukuoka SWI gold: 50 m freestyle and 100 m freestyle; 2013 Barcelona SWI silver: 4×100 m freestyle relay |
| Albert Español | ESP |
WAP | 2012—2016 | 0–1–0 2009 Rome WAP silver |
| Anna Espar | ESP |
WAP | 2012—2016 | 1–2–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Clara Espar | ESP |
WAP | 2016 | 0–2–0 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Paola Espinosa | MEX |
DIV | 2004—2016 | 1–0–3 2003 Barcelona DIV bronze: synchronized springboard; 2009 Roma DIV gold: platform; 2011 Shanghai DIV bronze: platform; 2019 Gwangju DIV bronze: synchronized springboard |
| Franck Esposito | FRA |
SWI | 1992—2004 | 0–1–0 1998 Perth SWI silver: 200 m butterfly |
| Laura Ester | ESP |
WAP | 2012—2016 | 1–2–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Ellen Estes | USA |
WAP | 2000—2004 | 1–0–0 2003 Barcelona WAP gold |
| Manuel Estiarte | ESP |
IOC/WAP | 1980—2004 | 1–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold |
| Sarah Evanetz | CAN |
SWI | 1996 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (demonstration event); 1991 Perth bronze: 50 m butterfly (demonstration event) |
| Blair Evans | AUS |
SWI | 2012—2016 | 0–1–0 2011 Shanghai SWI silver: 4×200 m freestyle relay |
| Janet Evans | USA |
SWI | 1988—1996 | 3–1–1 1991 Perth SWI gold: 400 m freestyle and 800 m freestyle, silver: 200 m freestyle; 1994 Roma SWI gold: 800 m freestyle, bronze: 4×200 m freestyle relay |
| Loris Facci | ITA |
SWI | 2004—2008 | 0–0–1 2007 Melbourne SWI bronze: 200 m breaststroke |
| Thomas Fahrner | FRG |
SWI | 1984—1988 | 0–1–0 1986 Madrid SWI silver: 4×200 m freestyle relay |
| Grigory Falko | RUS |
SWI | 2004—2008 | 0–1–0 2005 Montréal SWI silver: 4×100 m medley relay (swam in heats only) |
| Tamás Faragó | HUN |
WAP | 1972—1980 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver |
| Jo Fargus | GBR |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 200 m backstroke |
| Rachel Fattal | USA |
WAP | 2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Aleksandr Fedorov | RUS |
WAP | 2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Olena Fedorova | UKR |
DIV | 2004—2016 | 0–0–1 2005 Montréal DIV bronze: synchronized springboard |
| Jimmy Feigen | USA |
SWI | 2012—2016 | 0–2–0 2013 Barcelona SWI silver: 100 m freestyle and 4×100 m freestyle relay |
| Hendrik Feldwehr | GER |
SWI | 2012 | 0–1–2 2009 Roma SWI silver: 4×100 m medley relay; 2011 Shanghai SWI bronze: 4×100 m medley relay; 2015 Kazan SWI bronze: 4×100 m medley mixed relay |
| Maurizio Felugo | ITA |
WAP | 2004—2012 | 1–1–0 2003 Barcelona WAP silver; 2011 Shanghai WAP gold |
| Kent Ferguson | USA |
DIV | 1992 | 1–0–0 1991 Perth DIV gold: 3 m springboard |
| Fran Fernández | ESP |
WAP | 2016 | 0–1–0 2019 Gwangju WAP silver |
| Teófilo Ferreira | BRA |
SWI | 1992 | 0–0–1 1994 Roma SWI bronze: 4×100 m freestyle relay |
| Massimiliano Ferretti | ITA |
WAP | 1988—1992 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Costanza Ferro | ITA |
SWA | 2016 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Serhiy Fesenko | URS |
SWI | 1980 | 0–2–1 1978 West Berlin SWI silver: 400 m medley (competed for the Soviet Union); 1982 Guayaquil SWI silver: 200 m butterfly, bronze: 400 m medley (competed for the Soviet Union) |
| Leigh Ann Fetter | USA |
SWI | 1988 | 0–1–0 1991 Perth SWI silver: 50 m freestyle |
| Nick Ffrost | AUS |
SWI | 2008 | 0–1–1 2007 Melbourne SWI silver: 4×200 m freestyle relay (swam in heats only); 2009 Roma SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Pietro Figlioli | AUSITA |
WAP | 2004—2016 | 2–0–0 2011 Shanghai WAP gold (competed for Italy); 2019 Gwangju WAP gold (competed for Italy) |
| Solenne Figuès | FRA |
SWI | 1996—2004 | 1–0–0 2005 Montréal SWI gold: 200 m freestyle |
| Roseline Filion | CAN |
DIV | 2008—2016 | 0–2–1 2005 Montréal DIV bronze: synchronized platform; 2013 Barcelona DIV silver: synchronized platform; 2015 Kazan DIV silver: synchronized platform |
| Aleksey Filipets | RUS |
SWI | 2000—2004 | 0–0–1 2001 Fukuoka SWI bronze: 1500 m freestyle |
| Filip Filipović | SRB |
WAP | 2008—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Alessia Filippi | ITA |
SWI | 2004—2012 | 1–0–1 2009 Roma SWI gold: 1500 m freestyle; 2009 Roma SWI bronze: 800 m freestyle |
| Thomas Finchum | USA |
DIV | 2008 | 0–1–1 2007 Melbourne DIV bronze: synchronized platform; 2009 Roma DIV silver: synchronized platform |
| Bridget Finn | USA |
SWA | 2000 | 0–0–1 1998 Perth SYN bronze: team |
| Domenico Fioravanti | ITA |
SWI | 2000 | 0–1–1 2001 Fukuoka SWI silver: 100 m breaststroke, bronze: 50 m breaststroke |
| Deni Fiorentini | ITA |
WAP | 2012 | 1–0–0 2011 Shanghai WAP gold |
| Goran Fiorentini | ITA |
WAP | 2004 | 0–1–0 2003 Barcelona WAP silver |
| Mario Fiorillo | ITA |
WAP | 1984—1992 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Aria Fischer | USA |
WAP | 2016 | 2–0–0 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Heike Fischer | GER |
DIV | 2004—2008 | 0–1–1 2005 Montréal DIV bronze: 1 m springboard; 2007 Melbourne DIV silver: synchronized springboard |
| Makenzie Fischer | USA |
WAP | 2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Manila Flamini | ITA |
SWA | 2016 | 1–2–1 2015 Kazan SYN bronze: duet Technical (mixed); 2017 Budapest SYN gold: duet Technical (mixed); 2019 Gwangju SYN silver: duet Technical (mixed) and duet Free (mixed) |
| Konstantinos Flegkas | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Thomas Flemming | GDR |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 4×200 m freestyle relay |
| Hali Flickinger | USA |
SWI | 2016 | 1–1–0 2017 Budapest SWI gold: 4×200 m freestyle relay (swam in heats only); 2019 Gwangju SWI silver: 200 m butterfly |
| Jeff Float | USA |
SWI | 1984 | 1–1–0 1978 West Berlin SWI silver: 400 m freestyle; 1982 Guayaquil SWI gold: 4×200 m freestyle relay |
| Hartmut Flöckner | GDR |
SWI | 1972—1976 | 0–1–2 1973 Belgrade SWI silver: 4×100 m medley relay, bronze: 200 m butterfly and 4×100 m freestyle relay |
| Rajmund Fodor | HUN |
WAP | 1996—2004 | 1–3–0 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Massimo Fondelli | ITA |
WAP | 1980 | 1–0–0 1978 West Berlin WAP gold |
| Karen Fonteyne | CAN |
SWA | 1996 | 0–2–0 1991 Perth SYN silver: team; 1994 Roma SYN silver: team |
| Judith Forca | ESP |
WAP | 2016 | 0–2–0 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Marco Formentini | ITA |
SWI | 1996 | 0–1–2 2001 Fukuoka SWI bronze: 5 km open water; 2005 Montréal SWI bronze: 25 km open water team; 2007 Melbourne SWI silver: 25 km open water |
| Bill Forrester | USA |
SWI | 1976 | 4–0–2 1975 Cali SWI gold: 4×100 m medley relay (swam in heats only), bronze: 100 m butterfly; 1978 West Berlin SWI gold: 200 m freestyle and 4×200 m freestyle relay, bronze: 400 m freestyle |
| Jo-Annie Fortin | CAN |
SWA | 2012 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Mark Foster | GBR |
SWI | 1988—2008 | 0–1–1 2001 Fukuoka SWI bronze: 50 m butterfly; 2003 Barcelona SWI silver: 50 m freestyle |
| Sally Foster | AUS |
SWI | 2008—2012 | 1–2–1 2007 Melbourne SWI gold: 4×100 m freestyle relay (swam in heats only); 2009 Roma SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay (swam in heats only); 2013 Barcelona SWI silver: 4×100 m medley relay |
| Ioannis Fountoulis | GRE |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Catherine Fox | USA |
SWI | 1996 | 1–0–0 1998 Perth SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Linley Frame | AUS |
SWI | 1992 | 1–2–0 1991 Perth SWI gold: 100 m breaststroke, silver: 200 m breaststroke and 4×100 m medley relay |
| Felipe França | BRA |
SWI | 2008—2016 | 1–1–0 2009 Roma SWI silver: 50 m breaststroke; 2011 Shanghai SWI gold: 50 m breaststroke |
| Giovanni Franceschi | ITA |
SWI | 1980—1984 | 0–0–1 1982 Guayaquil SWI bronze: 200 m medley |
| Jacqueline Frank | USA |
WAP | 2004 | 1–0–0 2003 Barcelona WAP gold |
| Angela Franke | GDR |
SWI | 1972 | 1–1–1 1973 Belgrade SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 400 m medley; 1975 Cali SWI bronze: 200 m medley |
| Missy Franklin | USA |
SWI | 2012—2016 | 11–2–3 2011 Shanghai SWI gold: 200 m backstroke, 4×200 m freestyle relay, and 4×100 m medley relay, silver: 4×100 m freestyle relay, bronze: 50 m backstroke; 2013 Barcelona SWI gold: 200 m freestyle, 100 m backstroke, 200 m backstroke, 4×100 m freestyle relay, 4×200 m freestyle relay, and: 4×100 m medley relay; 2015 Kazan SWI gold: 4×200 m freestyle relay and 4×100 m freestyle mixed relay, silver: 200 m backstroke, bronze: 200 m freestyle and 4×100 m freestyle relay |
| Suzie Fraser | AUS |
WAP | 2008 | 0–1–0 2007 Melbourne WAP silver |
| Thomas Fraser-Holmes | AUS |
SWI | 2012—2016 | 1–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay; 2019 Gwangju SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Teresa Frassinetti | ITA |
WAP | 2008—2016 | 0–0–1 2015 Kazan WAP bronze |
| Bruno Fratus | BRA |
SWI | 2012—2016 | 0–3–1 2015 Kazan SWI bronze: 50 m freestyle; 2017 Budapest SWI silver: 50 m freestyle and 4×100 m freestyle relay; 2019 Gwangju SWI silver: 50 m freestyle |
| Sylvie Fréchette | CAN |
SWA | 1992—1996 | 2–0–0 1986 Madrid SYN gold: team; 1991 Perth SYN gold: solo |
| Meike Freitag | GER |
SWI | 1996—2008 | 1–3–0 2001 Fukuoka SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 4×200 m freestyle relay; 2005 Montréal SWI silver: 4×100 m freestyle relay (swam in heats only); 2007 Melbourne SWI silver: 4×200 m freestyle relay |
| Roland Freund | FRG |
WAP | 1976—1984 | 0–0–1 1982 Guayaquil WAP bronze |
| Heike Friedrich | GDR |
SWI | 1988 | 4–0–0 1986 Madrid SWI gold: 200 m freestyle, 400 m freestyle, 4×100 m freestyle relay, and 4×200 m freestyle relay |
| Lotte Friis | DEN |
SWI | 2008—2016 | 2–4–0 2009 Roma SWI gold: 800 m freestyle, silver: 1500 m freestyle; 2011 Shanghai SWI gold: 1500 m freestyle, silver: 800 m freestyle; 2013 Barcelona SWI silver: 800 m freestyle and 1500 m freestyle |
| Lars Frölander | SWE |
SWI | 1992—2012 | 2–2–2 1994 Roma SWI gold: 4×200 m freestyle relay; 1998 Perth SWI silver: 100 m butterfly, bronze: 100 m freestyle; 2001 Fukuoka SWI gold: 100 m butterfly, silver: 50 m butterfly, bronze: 100 m freestyle |
| Fu Mingxia | CHN |
DIV | 1992—2000 | 2–0–0 1991 Perth DIV gold: platform; 1994 Roma DIV gold: platform |
| Fu Yuanhui | CHN |
SWI | 2012—2016 | 2–2–0 2013 Barcelona SWI silver: 50 m backstroke; 2015 Kazan SWI gold: 50 m backstroke and 4×100 m medley relay; 2017 Budapest SWI silver: 50 m backstroke |
| Andrea Fuentes | ESP |
SWA | 2004—2012 | 1–7–8 2003 Barcelona SYN silver: team Free Routine Combination; 2005 Montréal SYN bronze: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Free, bronze: team Technical; 2009 Roma SYN gold: team Free Routine Combination, silver: duet Technical, duet Free, team Technical, and team Free; 2011 Shanghai SYN silver: solo Free, bronze: solo Technical, duet Technical, duet Free, team Technical, and team Free |
| Tina Fuentes | ESP |
SWA | 2004 | 0–2–3 2003 Barcelona SYN silver: team Free Routine Combination; 2005 Montréal SYN bronze: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Free, bronze: team Technical |
| Raika Fujii | JPN |
SWA | 1996—2000 | 0–1–1 1994 Roma SYN bronze: team; 1998 Perth SYN silver: team |
| Takuro Fujii | JPN |
SWI | 2008—2016 | 0–0–1 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Michiyo Fujimaru | JPN |
SWA | 2004 | 1–2–0 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team |
| Kazuno Fujiwara | JPN |
SWA | 1984 | 0–0–1 1982 Guayaquil SYN bronze: team |
| Bruce Furniss | USA |
SWI | 1976 | 2–2–0 1975 Cali SWI gold: 4×100 m freestyle relay, silver: 200 m freestyle and 400 m freestyle; 1978 West Berlin SWI gold: 4×200 m freestyle relay |
| Steve Furniss | USA |
SWI | 1972—1976 | 0–1–0 1975 Cali SWI silver: 200 m medley |
| Chris Fydler | AUS |
SWI | 1992—2000 | 1–1–0 1998 Perth SWI gold: 4×100 m medley relay, silver: 4×100 m freestyle relay |
| Rowdy Gaines | USA |
SWI | 1984 | 6–3–0 1978 West Berlin SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only), silver: 200 m freestyle; 1982 Guayaquil SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 1982 Guayaquil SWI silver: 100 m freestyle and 200 m freestyle |
| Stefanos Galanopoulos | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Christian Galenda | ITA |
SWI | 2004—2008 | 0–1–0 2007 Melbourne SWI silver: 4×100 m freestyle relay |
| Rebecca Gallantree | GBR |
DIV | 2008—2016 | 1–0–0 2015 Kazan DIV gold: team |
| Iván Gallego | ESP |
WAP | 2008 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Marco Galli | ITA |
WAP | 1984 | 1–0–0 1978 West Berlin WAP gold |
| Valentino Gallo | ITA |
WAP | 2008—2016 | 1–0–0 2011 Shanghai WAP gold |
| Gleb Galperin | RUS |
DIV | 2004—2012 | 2–1–1 2005 Montréal DIV gold: synchronized platform, bronze: platform; 2007 Melbourne DIV gold: platform, silver: synchronized platform |
| Felicity Galvez | AUS |
SWI | 2004—2008 | 2–0–1 2005 Montréal SWI gold: 4×100 m medley relay (swam in heats only); 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only); 2009 Roma SWI bronze: 4×100 m freestyle relay |
| Annett Gamm | GER |
DIV | 2004—2008 | 0–0–1 2007 Melbourne DIV bronze: synchronized platform |
| Ferdinando Gandolfi | ITA |
WAP | 1992 | 1–0–0 1994 Rome WAP gold |
| Ellen Gandy | GBR |
SWI | 2008—2012 | 0–1–0 2011 Shanghai SWI silver: 200 m butterfly |
| Mark Gangloff | USA |
SWI | 2004—2008 | 3–1–1 2005 Montréal SWI gold: 4×100 m medley relay (swam in heats only), silver: 50 m breaststroke; 2009 Roma SWI gold: 4×100 m medley relay (swam in heats only), bronze: 50 m breaststroke; 2011 Shanghai SWI gold: 4×100 m medley relay |
| Gao Chang | CHN |
SWI | 2004—2012 | 0–2–1 2005 Montréal SWI silver: 50 m backstroke; 2009 Roma SWI bronze: 50 m backstroke; 2011 Shanghai SWI silver: 4×100 m medley relay (swam in heats only) |
| Gao Min | CHN |
DIV | 1988—1992 | 3–0–0 1986 Madrid DIV gold: 3 m springboard; 1991 Perth DIV gold: 1 m springboard and 3 m springboard |
| Nancy Garapick | CAN |
SWI | 1976 | 0–1–2 1975 Cali SWI silver: 200 m backstroke, bronze: 100 m backstroke; 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Sergey Garbuzov | RUS |
WAP | 1996—2004 | 0–0–2 1994 Rome WAP bronze; 2001 Fukuoka WAP bronze |
| Catherine Garceau | CAN |
SWA | 2000 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Iván García | MEX |
DIV | 2010—2016 | 0–1–0 2015 Kazan DIV silver: synchronized platform |
| Maica García | ESP |
WAP | 2012—2016 | 1–1–0 2013 Barcelona WAP gold; 2019 Gwangju WAP silver |
| Mario José García | ESP |
WAP | 2008—2012 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Pedro García | ESP |
WAP | 1988—2000 | 1–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold |
| Xavier García | CROESP |
WAP | 2004—2016 | 1–1–2 2007 Melbourne WAP bronze (competed for Spain); 2009 Rome WAP silver (competed for Spain); 2017 Budapest WAP gold (competed for Croatia); 2019 Gwangju WAP bronze (competed for Croatia) |
| Krisztina Garda | HUN |
WAP | 2016 | 0–0–1 2013 Barcelona WAP bronze |
| Sue Gardiner | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Arianna Garibotti | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Béryl Gastaldello | FRA |
SWI | 2016 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m freestyle mixed relay (swam in heats only) |
| HaJo Geisler | FRG |
SWI | 1972—1976 | 1–0–1 1975 Cali SWI gold: 4×200 m freestyle relay, bronze: 400 m medley |
| Ines Geißler | GDR |
SWI | 1980 | 2–1–0 1982 Guayaquil SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly |
| Andrew Gemmell | USA |
SWI | 2012 | 1–1–0 2009 Roma SWI silver: 10 km open water; 2011 Shanghai SWI gold: 5 km open water team |
| Konstantinos Genidounias | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Sylvia Gerasch | GER |
SWI | 2000 | 2–0–0 1986 Madrid SWI gold: 100 m breaststroke and 4×100 m medley relay (competed for East Germany) |
| Irina Gerasimova | URS |
SWI | 1980 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m medley relay |
| Csaba Gercsák | HUN |
SWI | 2008—2012 | 0–0–1 2011 Shanghai SWI bronze: 25 km open water |
| György Gerendás | HUN |
WAP | 1976—1980 | 0–2–0 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| István Gergely | HUN SVK |
WAP | 2000—2008 | 1–1–0 2003 Barcelona WAP gold (competed for Hungary); 2005 Montréal WAP silver (competed for Hungary) |
| Marco Gerini | ITA |
WAP | 1996—2004 | 0–1–0 2003 Barcelona WAP silver |
| Angeliki Gerolymou | GRE |
WAP | 2008 | 1–0–0 2011 Shanghai WAP gold |
| Christian Geßner | GER |
SWI | 1992 | 0–0–1 1991 Perth SWI bronze: 200 m medley |
| Ute Geweniger | GDR |
SWI | 1980 | 2–2–0 1982 Guayaquil SWI gold: 100 m breaststroke and 4×100 m medley relay, silver: 200 m breaststroke and 200 m medley |
| Alessandro Ghibellini | ITA |
WAP | 1968—1976 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Spyros Gianniotis | GRE |
SWI | 2000—2016 | 2–3–2 2007 Melbourne SWI bronze: 5 km open water; 2009 Roma SWI silver: 5 km open water; 2011 Shanghai SWI gold: 10 km open water, silver: 5 km open water; 2013 Barcelona SWI gold: 10 km open water, silver: 5 km open water team; 2015 Kazan SWI bronze: 10 km open water |
| Cheryl Gibson | CAN |
SWI | 1976 | 0–0–2 1978 West Berlin SWI bronze: 100 m backstroke and 200 m backstroke |
| James Gibson | GBR |
SWI | 2004 | 1–0–1 2003 Barcelona SWI gold: 50 m breaststroke, bronze: 100 m breaststroke |
| Kaleigh Gilchrist | USA |
WAP | 2016 | 2–0–0 2015 Kazan WAP gold; 2019 Gwangju WAP gold |
| Nick Gillingham | GBR |
SWI | 1988—1996 | 0–0–1 1991 Perth SWI bronze: 200 m breaststroke |
| Fabien Gilot | FRA |
SWI | 2004—2016 | 3–2–4 2003 Barcelona SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m freestyle relay; 2009 Roma SWI bronze: 4×100 m freestyle relay; 2011 Shanghai SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2013 Barcelona SWI gold: 4×100 m freestyle relay and 4×100 m medley relay; 2015 Kazan SWI gold: 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Bengt Gingsjö | SWE |
SWI | 1972—1976 | 0–0–1 1973 Belgrade SWI bronze: 400 m freestyle |
| Alex Giorgetti | ITA |
WAP | 2012 | 1–0–0 2011 Shanghai WAP gold |
| Carlos Girón | MEX |
DIV | 1972—1984 | 0–0–1 1975 Cali DIV bronze: platform |
| Niccolò Gitto | ITA |
WAP | 2012—2016 | 1–0–0 2011 Shanghai WAP gold |
| Doug Gjertsen | USA |
SWI | 1988—1992 | 1–1–0 1991 Perth SWI gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay |
| Jan-Philip Glania | GER |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m medley mixed relay |
| Roberto Gleria | ITA |
SWI | 1988—1992 | 0–0–1 1991 Perth SWI bronze: 4×200 m freestyle relay |
| Nadezhda Glyzina-Fedotova | RUS |
WAP | 2008—2016 | 0–0–3 2007 Melbourne WAP bronze (competed as Nadezhda Glyzina); 2009 Rome WAP bronze (competed as Nadezhda Glyzina); 2011 Shanghai WAP bronze (competed as Nadezhda Fedotova) |
| Živko Gocić | SRB |
WAP | 2008—2016 | 2–1–0 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold |
| Keesja Gofers | AUS |
WAP | 2016 | 0–1–1 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Taniele Gofers | AUS |
WAP | 2008 | 0–1–0 2007 Melbourne WAP silver |
| Vladimir Gojković | MNESCG |
Coach/WAP | 2004—2016 | 1–0–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Natalie Golda | USA |
WAP | 2004—2008 | 2–1–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP gold |
| Scott Goldblatt | USA |
SWI | 2000—2004 | 0–1–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay; 2003 Barcelona SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Kristian Golomeev | GRE |
SWI | 2012—2016 | 0–1–0 2019 Gwangju SWI silver: 50 m freestyle |
| João Gomes Júnior | BRA |
SWI | 2016 | 0–1–1 2017 Budapest SWI silver: 50 m breaststroke; 2019 Gwangju SWI bronze: 50 m breaststroke |
| Salvador Gómez | ESP |
WAP | 1988—2004 | 2–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Marco Antonio González | ESP |
WAP | 1988—1992 | 0–1–0 1991 Perth WAP silver |
| Brian Goodell | USA |
SWI | 1976 | 0–1–0 1975 Cali SWI silver: 1500 m freestyle |
| Daniel Goodfellow | GBR |
DIV | 2016 | 0–1–0 2019 Gwangju DIV silver: synchronized springboard |
| Duncan Goodhew | GBR |
SWI | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Larisa Gorchakova | URS |
SWI | 1980 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m medley relay |
| István Görgényi | HUN |
WAP | 1972 | 1–1–0 1973 Belgrade WAP gold; 1975 Cali WAP silver |
| Giulia Gorlero | ITA |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Melissa Gorman | AUS |
SWI | 2008—2012 | 1–1–0 2009 Roma SWI gold: 5 km open water; 2011 Shanghai SWI silver: 5 km open water team |
| Dmitry Gorshkov | RUSEUN |
WAP | 1992—2004 | 0–0–2 1994 Rome WAP bronze (competed for Russia); 2001 Fukuoka WAP bronze (competed for Russia) |
| Sandy Goss | CAN |
SWI | 1984—1988 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (swam in heats only) (demonstration event) |
| Daniela Götz | GER |
SWI | 2004—2008 | 0–2–1 2003 Barcelona SWI silver: 4×100 m freestyle relay (swam in heats only); 2005 Montréal SWI silver: 4×100 m freestyle relay; 2005 Montréal SWI bronze: 4×100 m medley relay |
| Janina-Kristin Götz | GER |
SWI | 2004 | 1–0–0 1998 Perth SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Alexandros Gounas | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Federico Grabich |  ARG |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 100 m freestyle |
| Elka Graham | AUS |
SWI | 2000—2004 | 1–1–1 2001 Fukuoka SWI gold: 4×100 m medley relay (swam in heats only); 2003 Barcelona SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay |
| Lara Grangeon | FRA |
SWI | 2012—2016 | 0–0–1 2019 Gwangju SWI bronze: 25 km open water |
| Andrey Grechin | RUS |
SWI | 2008—2016 | 0–2–1 2009 Roma SWI silver: 4×100 m freestyle relay; 2013 Barcelona SWI bronze: 4×100 m freestyle relay; 2015 Kazan SWI silver: 4×100 m freestyle relay |
| Steve Gregg | USA |
SWI | 1976 | 0–2–0 1973 Belgrade SWI silver: 200 m butterfly; 1978 West Berlin SWI silver: 200 m butterfly |
| Melania Grego | ITA |
WAP | 2004 | 2–1–1 1994 Rome WAP bronze; 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Alison Gregorka | USA |
WAP | 2008 | 2–0–0 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Matt Grevers | USA |
SWI | 2008—2012 | 6–5–2 2009 Roma SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 2013 Barcelona SWI gold: 100 m backstroke, silver: 50 m backstroke; 2015 Kazan SWI gold: 4×100 m medley relay (swam in heats only), silver: 50 m backstroke, bronze: 100 m backstroke; 2017 Budapest SWI gold: 4×100 m medley relay and 4×100 m medley mixed relay, silver: 100 m backstroke, bronze: 50 m backstroke; 2019 Gwangju SWI silver: 4×100 m medley relay (swam in heats only) and 4×100 m medley mixed relay (swam in heats only) |
| Julia Greville | AUS |
SWI | 1996 | 0–0–2 1998 Perth SWI bronze: 200 m freestyle and 4×200 m freestyle relay |
| Matt Gribble | USA |
SWI | 1984 | 3–0–0 1982 Guayaquil SWI gold: 100 m butterfly, 4×100 m medley relay, and 4×100 m freestyle relay (swam in heats only) |
| Angelika Grieser | FRG |
SWI | 1976 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m medley relay |
| Aristidis Grigoriadis | GRE |
SWI | 2004—2012 | 1–0–0 2005 Montréal SWI gold: 50 m backstroke |
| Martina Grimaldi | ITA |
SWI | 2008—2012 | 1–1–1 2009 Roma SWI bronze: 10 km open water; 2011 Shanghai SWI silver: 10 km open water; 2013 Barcelona SWI gold: 25 km open water |
| Alla Grishchenkova | URS |
SWI | 1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay (swam in heats only) |
| Yevgeny Grishin | URS |
WAP | 1980—1988 | 0–0–1 1986 Madrid WAP bronze |
| Igor Grivennikov | URS |
SWI | 1972 | 0–1–0 1973 Belgrade SWI silver: 4×100 m freestyle relay |
| Mariya Gromova | RUS |
SWA | 2004—2012 | 9–0–0 2001 Fukuoka SYN gold: team; 2003 Barcelona SYN gold: team; 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination; 2011 Shanghai SYN gold: team Technical and team Free Routine Combination |
| Chantal Groot | NED |
SWI | 2000—2008 | 0–0–1 2007 Melbourne SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Michael Groß | FRG |
SWI | 1984—1988 | 5–5–3 1982 Guayaquil SWI gold: 200 m freestyle and 200 m butterfly, silver: 100 m butterfly, bronze: 4×200 m freestyle relay and 4×100 m medley relay; 1986 Madrid SWI gold: 200 m freestyle and 200 m butterfly, silver: 4×200 m freestyle relay and 4×100 m medley relay; 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 100 m butterfly and 200 m butterfly, bronze: 4×100 m medley relay (competed for Germany) |
| Kurt Grote | USA |
SWI | 1996 | 1–1–1 1998 Perth SWI gold: 200 m breaststroke, silver: 4×100 m medley relay, bronze: 100 m breaststroke |
| Madeline Groves | AUS |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m medley relay (swam in heats only) |
| Gu Xiao | CHN |
SWA | 2016 | 0–3–0 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination |
| Marcello Guarducci | ITA |
SWI | 1972—1984 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Marieke Guehrer | AUS |
SWI | 2004 | 1–0–1 2009 Roma SWI gold: 50 m butterfly, bronze: 4×100 m freestyle relay |
| José Antonio Guerra | CUB |
DIV | 2000—2012 | 0–1–1 2005 Montréal DIV silver: platform; 2009 Roma DIV bronze: synchronized platform |
| Guo Jingjing | CHN |
DIV | 1996—2008 | 10–1–0 1998 Perth DIV silver: 3 m springboard; 2001 Fukuoka DIV gold: 3 m springboard and synchronized springboard; 2003 Barcelona DIV gold: 3 m springboard and synchronized springboard; 2005 Montréal DIV gold: 3 m springboard and synchronized springboard; 2007 Melbourne DIV gold: 3 m springboard and gold: synchronized springboard; 2009 Roma DIV gold: 3 m springboard and synchronized springboard |
| Guo Li | CHN |
SWA | 2016 | 1–9–0 2011 Shanghai SYN silver: team Free Routine Combination; 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2019 Gwangju SYN silver: team Technical, team Free, and team Free Routine Combination |
| Bridgette Gusterson | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Károly Güttler | HUN |
SWI | 1988—2000 | 0–1–1 1994 Roma SWI silver: 100 m breaststroke, bronze: 200 m breaststroke |
| James Guy | GBR |
SWI | 2016 | 4–2–2 2015 Kazan SWI gold: 200 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle; 2017 Budapest SWI gold: 4×200 m freestyle relay, silver: 4×100 m medley relay, bronze: 100 m butterfly; 2019 Gwangju SWI gold: 4×100 m medley relay, bronze: 4×100 m medley mixed relay |
| Andrea Gyarmati | HUN |
SWI | 1968—1972 | 0–0–1 1973 Belgrade SWI bronze: 200 m backstroke |
| Kate Gynther | AUS |
WAP | 2004—2012 | 0–1–0 2007 Melbourne WAP silver |
| Eva Gysling | SUI |
SWI | 1984—1992 | 0–0–0 1991 Perth bronze: 50 m backstroke (demonstration event) |
| Dániel Gyurta | HUN |
IOC/SWI | 2004—2016 | 3–0–1 2009 Roma SWI gold: 200 m breaststroke; 2011 Shanghai SWI gold: 200 m breaststroke; 2013 Barcelona SWI gold: 200 m breaststroke; 2015 Kazan SWI bronze: 200 m breaststroke |
| Townley Haas | USA |
SWI | 2016 | 4–1–2 2017 Budapest SWI gold: 4×100 m freestyle relay, 4×100 m medley relay (swam in heats only), and 4×100 m freestyle mixed relay (swam in heats only), silver: 200 m freestyle, bronze: 4×200 m freestyle relay; 2019 Gwangju SWI gold: 4×100 m freestyle relay (swam in heats only), bronze: 4×200 m freestyle relay |
| Bobby Hackett | USA |
SWI | 1976 | 1–0–1 1978 West Berlin SWI gold: 4×200 m freestyle relay, bronze: 1500 m freestyle |
| Grant Hackett | AUS |
SWI | 2000—2008 | 10–6–3 1998 Perth SWI gold: 1500 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle; 2001 Fukuoka SWI gold: 1500 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle and 800 m freestyle; 2003 Barcelona SWI gold: 800 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay, silver: 400 m freestyle, bronze: 200 m freestyle; 2005 Montréal SWI gold: 400 m freestyle, 800 m freestyle, and 1500 m freestyle, silver: 200 m freestyle, bronze: 4×200 m freestyle relay; 2007 Melbourne SWI silver: 400 m freestyle; 2015 Kazan SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Jayden Hadler | AUS |
SWI | 2012 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay |
| Kosuke Hagino | JPN |
SWI | 2012—2016 | 0–3–0 2013 Barcelona SWI silver: 400 m freestyle and silver: 200 m medley; 2017 Budapest SWI silver: 200 m medley |
| Tomoko Hagiwara | JPN |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay |
| Nicole Haislett | USA |
SWI | 1992 | 3–1–1 1991 Perth SWI gold: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay; 1994 Roma SWI silver: 4×100 m freestyle relay, bronze: 4×200 m freestyle relay |
| Aika Hakoyama | JPN |
SWA | 2012—2016 | 0–0–3 2015 Kazan SYN bronze: team Technical, team Free, and team Free Routine Combination |
| Gary Hall, Jr. | USA |
SWI | 1996—2004 | 3–3–0 1994 Roma SWI gold: 4×100 m freestyle relay and 4×100 m medley relay silver: 50 m freestyle and silver: 100 m freestyle; 1998 Perth SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay |
| Dano Halsall | SUI |
SWI | 1984—1992 | 0–1–0 1986 Madrid SWI silver: 50 m freestyle |
| Fran Halsall | GBR |
SWI | 2008—2016 | 1–1–1 2009 Roma SWI silver: 100 m freestyle; 2013 Barcelona SWI bronze: 50 m freestyle; 2015 Kazan SWI gold: 4×100 m medley mixed relay |
| Sharon Hambrook | CAN |
SWA | 1984 | 2–0–0 1982 Guayaquil SYN gold: duet and team |
| Brendan Hansen | USA |
SWI | 2004—2012 | 6–2–1 2001 Fukuoka SWI gold: 200 m breaststroke; 2003 Barcelona SWI gold: 4×100 m medley relay, silver: 100 m breaststroke, bronze: 200 m breaststroke; 2005 Montréal SWI gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay; 2007 Melbourne SWI gold: 100 m breaststroke, silver: 50 m breaststroke |
| Brooke Hanson | AUS |
SWI | 2004 | 1–1–1 2003 Barcelona SWI silver: 50 m breaststroke; 2005 Montréal SWI gold: 4×100 m medley relay (swam in heats only), bronze: 50 m breaststroke |
| Louise Hansson | SWE |
SWI | 2016 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay |
| Hao Yun | CHN |
SWI | 2012 | 0–0–1 2013 Barcelona SWI bronze: 4×200 m freestyle relay |
| Saho Harada | JPN |
SWA | 2004—2008 | 1–5–4 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team; 2005 Montréal SYN silver: team and team Free Routine Combination, bronze: duet; 2007 Melbourne SYN silver: team Free Routine Combination, bronze: solo Technical, duet Technical, and team Free |
| Balázs Hárai | HUN |
WAP | 2012—2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Sarah Hardcastle | GBR |
SWI | 1984—1996 | 0–0–1 1986 Madrid SWI bronze: 400 m freestyle |
| Jessica Hardy | USA |
SWI | 2012 | 3–5–2 2005 Montréal SWI silver: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley relay; 2007 Melbourne SWI gold: 50 m breaststroke, silver: 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI gold: 50 m breaststroke, silver: 4×100 m freestyle relay; 2013 Barcelona SWI gold: 4×100 m medley relay, bronze: 50 m breaststroke and 100 m breaststroke |
| John Hargis | USA |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 4×100 m medley relay (swam in heats only) |
| András Hargitay | HUN |
SWI | 1972—1980 | 3–0–1 1973 Belgrade SWI SWI gold: 400 m medley; 1975 Cali SWI gold: 200 m medley and 400 m medley; 1978 West Berlin SWI bronze: 400 m medley |
| Isabelle Härle | GER |
SWI | 2016 | 2–0–1 2011 Shanghai SWI bronze: 5 km open water team; 2013 Barcelona SWI gold: 5 km open water team; 2015 Kazan SWI gold: 5 km open water team |
| Regan Harrison | AUS |
SWI | 2000—2004 | 1–0–0 2001 Fukuoka SWI gold: 4×100 m medley relay |
| Jo Harshbarger | USA |
SWI | 1972 | 0–1–0 1973 Belgrade SWI silver: 800 m freestyle |
| Sara Harstick | GER |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay |
| Blythe Hartley | CAN |
DIV | 2000—2008 | 2–1–1 2001 Fukuoka DIV gold: 1 m springboard; 2003 Barcelona DIV bronze: 1 m springboard; 2005 Montréal DIV gold: 1 m springboard; 2007 Melbourne DIV silver: 1 m springboard |
| Wilfried Hartung | GDR |
SWI | 1972—1976 | 0–1–1 1973 Belgrade SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay (swam in heats only) |
| Dagmar Hase | GER |
SWI | 1992—1996 | 2–3–2 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 200 m backstroke, bronze: 4×100 m medley relay (swam in heats only); 1994 Roma SWI silver: 4×200 m freestyle relay; 1998 Perth SWI gold: 4×200 m freestyle relay, silver: 200 m backstroke, bronze: 400 m freestyle |
| Patrick Hausding | GER |
DIV | 2008—2016 | 1–2–1 2011 Shanghai DIV silver: synchronized platform; 2013 Barcelona DIV gold: synchronized platform; 2017 Budapest DIV silver: 3 m springboard, bronze: synchronized platform |
| Aiko Hayashi (DNS) | JPN |
SWA | 2016 | 0–0–2 2015 Kazan SYN bronze: team Free and team Free Routine Combination |
| Brent Hayden | CAN |
SWI | 2004—2012 | 1–3–1 2005 Montréal SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2007 Melbourne SWI gold: 100 m freestyle, bronze: 4×200 m freestyle relay; 2011 Shanghai SWI silver: 100 m freestyle |
| Brittany Hayes | USA |
WAP | 2008 | 2–0–0 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| He Chao | CHN |
DIV | 2016 | 1–1–0 2015 Kazan DIV gold: 3 m springboard; 2017 Budapest DIV silver: 1 m springboard |
| He Chong | CHN |
DIV | 2008—2012 | 5–1–1 2005 Montréal DIV gold: synchronized springboard, bronze: 3 m springboard; 2007 Melbourne DIV silver: 1 m springboard; 2009 Roma DIV gold: 3 m springboard; 2011 Shanghai DIV gold: 3 m springboard; 2013 Barcelona DIV gold: 3 m springboard and synchronized springboard |
| He Cihong | CHN |
SWI | 1992—1996 | 3–0–0 1994 Roma SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay |
| He Jin | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| He Zi | CHN |
DIV | 2012—2016 | 4–2–1 2007 Melbourne DIV gold: 1 m springboard; 2011 Shanghai DIV gold: synchronized springboard, silver: 3 m springboard; 2013 Barcelona DIV gold: 1 m springboard and 3 m springboard; 2015 Kazan DIV silver: 3 m springboard, bronze: 1 m springboard |
| Mike Heath | USA |
SWI | 1984 | 1–0–1 1986 Madrid SWI gold: 4×100 m freestyle relay, bronze: 4×200 m freestyle relay |
| Kathy Heddy | USA |
SWI | 1976 | 1–2–3 1973 Belgrade SWI silver: 4×100 m freestyle relay, bronze: 200 m medley; 1975 Cali SWI gold: 200 m medley, silver: 4×100 m freestyle relay, bronze: 400 m freestyle and 400 m medley |
| Whitney Hedgepeth | USA |
SWI | 1988—1996 | 1–0–0 1991 Perth SWI gold: 4×100 m freestyle relay |
| Femke Heemskerk | NED |
SWI | 2008—2016 | 2–3–3 2007 Melbourne SWI bronze: 4×100 m freestyle relay; 2009 Roma SWI gold: 4×100 m freestyle relay; 2011 Shanghai SWI gold: 4×100 m freestyle relay; 2013 Barcelona SWI bronze: 4×100 m freestyle relay; 2015 Kazan SWI silver: 4×100 m freestyle relay and 4×100 m freestyle mixed relay; 2017 Budapest SWI silver: 4×100 m freestyle mixed relay, bronze: 4×100 m freestyle relay |
| Christian Hein | GER |
SWI | 2004 | 0–2–0 2003 Barcelona SWI silver: 5 km open water and 10 km open water |
| Mathew Helm | AUS |
DIV | 2000—2008 | 1–1–1 2001 Fukuoka DIV bronze: platform; 2003 Barcelona DIV gold: synchronized platform, silver: platform |
| Claudia Hempel | GDR |
SWI | 1976 | 2–0–0 1975 Cali SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Jan Hempel | GDRGER |
DIV | 1988—2000 | 0–1–1 1998 Perth DIV silver: synchronized platform, bronze: platform (competed for Germany) |
| John Hencken | USA |
SWI | 1972—1976 | 2–1–0 1973 Belgrade SWI gold: 100 m breaststroke and 4×100 m medley relay, silver: 200 m breaststroke |
| Mark Henderson | USA |
SWI | 1996 | 2–0–0 1991 Perth SWI gold: 4×100 m medley relay; 1994 Roma SWI gold: 4×100 m medley relay |
| Mélanie Hénique | FRA |
SWI | 2016 | 0–0–1 2011 Shanghai SWI bronze: 50 m butterfly |
| Jana Henke | GER |
SWI | 1992—2004 | 0–0–2 1991 Perth SWI bronze: 800 m freestyle; 2003 Barcelona SWI bronze: 1500 m freestyle |
| Rainer Henkel | FRG |
SWI | 1984—1988 | 2–1–1 1982 Guayaquil SWI bronze: 4×200 m freestyle relay; 1986 Madrid SWI gold: 400 m freestyle and 1500 m freestyle, silver: 4×200 m freestyle relay |
| Thaïs Henríquez | ESP |
SWA | 2008—2012 | 1–6–4 2005 Montréal SYN bronze: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Free; 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2011 Shanghai SYN bronze: team Technical and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination |
| Jodie Henry | AUS |
SWI | 2004 | 5–1–2 2003 Barcelona SWI silver: 100 m freestyle, bronze: 4×100 m freestyle relay and 4×100 m medley relay; 2005 Montréal SWI gold: 100 m freestyle, 4×100 m freestyle relay, 4×100 m medley relay (swam in heats only), and 4×100 m freestyle relay; 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only) |
| Franziska Hentke | GER |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 200 m butterfly |
| Aliaksandra Herasimenia |  BLR |
SWI | 2008—2016 | 1–1–1 2007 Melbourne SWI silver: 50 m backstroke; 2011 Shanghai SWI gold: 100 m freestyle; 2017 Budapest SWI bronze: 50 m backstroke |
| Stefan Herbst | GER |
SWI | 2000—2008 | 0–0–2 2001 Fukuoka SWI bronze: 4×100 m freestyle relay; 2003 Barcelona SWI bronze: 4×200 m freestyle relay |
| Muriel Hermine | FRA |
SWA | 1984—1988 | 0–0–1 1986 Madrid SYN bronze: solo |
| Gabriel Hernández | ESP |
Coach/WAP | 2000—2016 | 1–1–0 1994 Rome WAP silver; 2001 Fukuoka WAP gold |
| Melany Hernández | MEX |
DIV | 2016 | 0–0–1 2019 Gwangju DIV bronze: synchronized springboard |
| Patricia Herrera | ESP |
WAP | 2016 | 1–0–0 2013 Barcelona WAP gold |
| Amy Hetzel | AUS |
WAP | 2008 | 0–1–0 2007 Melbourne WAP silver |
| Emilie Heymans | CAN |
DIV | 2000—2012 | 1–2–0 2003 Barcelona DIV gold: platform; 2009 Roma DIV silver: 3 m springboard; 2011 Shanghai DIV silver: synchronized springboard |
| Edmée Hiemstra | NED |
WAP | 2000 | 1–2–0 1991 Perth WAP gold; 1994 Rome WAP silver; 1998 Perth WAP silver |
| Yvette Higgins | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Nađa Higl | SRB |
SWI | 2008—2012 | 1–0–0 2009 Roma SWI gold: 200 m breaststroke |
| Allison Higson | CAN |
SWI | 1988—1992 | 0–0–1 1986 Madrid SWI bronze: 200 m breaststroke |
| Sami Hill | USA |
WAP | 2016 | 1–0–0 2015 Kazan WAP gold |
| Igor Hinić | CRO |
WAP | 1996—2012 | 1–0–1 2007 Melbourne WAP gold; 2009 Rome WAP bronze |
| Lars Hinneburg | GDR |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 4×200 m freestyle relay |
| Jaime Hipp | USA |
WAP | 2008 | 1–1–0 2005 Montréal WAP silver; 2007 Melbourne WAP gold |
| Mike Hixon | USA |
DIV | 2010—2016 | 0–0–1 2015 Kazan DIV bronze: 1 m springboard |
| Ilona Hlaváčková |  CZE |
SWI | 2000—2004 | 0–1–0 2003 Barcelona SWI silver: 50 m backstroke |
| Chad Ho | RSA |
SWI | 2008—2016 | 1–0–1 2009 Roma SWI bronze: 5 km open water; 2015 Kazan SWI gold: 5 km open water |
| Belinda Hocking | AUS |
SWI | 2008—2016 | 0–2–1 2011 Shanghai SWI silver: 200 m backstroke, bronze: 4×100 m medley relay; 2013 Barcelona SWI silver: 200 m backstroke |
| Margaret Hoelzer | USA |
SWI | 2004—2008 | 3–2–0 2003 Barcelona SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 200 m backstroke; 2005 Montréal SWI silver: 200 m backstroke; 2007 Melbourne SWI gold: 200 m backstroke and 4×200 m freestyle relay (swam in heats only) |
| Katie Hoff | USA |
SWI | 2004—2008 | 7–0–0 2005 Montréal SWI gold: 200 m medley, 400 m medley, and 4×200 m freestyle relay; 2007 Melbourne SWI gold: 200 m medley, 400 m medley, and 4×200 m freestyle relay; 2011 Shanghai SWI gold: 4×200 m freestyle relay |
| Falk Hoffmann | GDR |
DIV | 1972—1980 | 0–2–1 1973 Belgrade DIV bronze: platform; 1978 West Berlin DIV silver: 3 m springboard and platform |
| Jörg Hoffmann | GDRGER |
SWI | 1988—1996 | 2–0–0 1991 Perth SWI gold: 400 m freestyle and 1500 m freestyle (competed for Germany) |
| Frank Hoffmeister | FRG |
SWI | 1988 | 0–1–2 1986 Madrid SWI silver: 4×100 m medley relay, bronze: 200 m backstroke (competed for West Germany); 1991 Perth SWI bronze: 4×100 m medley relay (competed for Germany) |
| Nancy Hogshead | USA |
SWI | 1984 | 0–1–0 1978 West Berlin SWI silver: 200 m butterfly |
| Steve Holland | AUS |
SWI | 1976 | 1–0–0 1973 Belgrade SWI gold: 1500 m freestyle |
| Anders Holmertz | SWE |
SWI | 1984—1996 | 1–1–0 1994 Roma SWI gold: 4×200 m freestyle relay, silver: 200 m freestyle |
| Per Holmertz | SWE |
SWI | 1980 | 0–0–2 1978 West Berlin SWI bronze: 4×100 m freestyle relay; 1982 Guayaquil SWI bronze: 4×100 m freestyle relay |
| Péter Holoda | HUN |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle relay |
| Ewout Holst | NED |
SWI | 2000 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay (swam in heats only) |
| Pieter van den Hoogenband | NED |
SWI | 1996—2008 | 0–8–2 1998 Perth SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle; 2001 Fukuoka SWI silver: 50 m freestyle, 100 m freestyle, 200 m freestyle, and 4×100 m freestyle relay; 2003 Barcelona SWI silver: 100 m freestyle and 200 m freestyle, bronze: 50 m freestyle; 2007 Melbourne SWI silver: 200 m freestyle |
| Jennifer Hooker | USA |
SWI | 1976 | 1–0–0 1978 West Berlin SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Kate Hooven | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Rainer Hoppe | FRG |
WAP | 1984 | 0–0–1 1982 Guayaquil WAP bronze |
| Yuya Horihata | JPN |
SWI | 2012 | 0–0–1 2011 Shanghai SWI bronze: 400 m medley |
| György Horkai | HUN |
WAP | 1976—1980 | 0–3–0 1975 Cali WAP silver; 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| Waneek Horn-Miller | CAN |
WAP | 2000 | 0–0–1 2001 Fukuoka WAP bronze |
| Silke Hörner | GDR |
SWI | 1988 | 2–1–0 1982 Guayaquil SWI gold: 4×100 m medley relay (swam in heats only); 1986 Madrid SWI gold: 200 m breaststroke, silver: 100 m breaststroke |
| Oleksandr Horshkovozov | UKR |
DIV | 2012—2016 | 0–1–1 2011 Shanghai DIV bronze: synchronized platform; 2015 Kazan DIV silver: team |
| Mack Horton | AUS |
SWI | 2016 | 1–2–2 2015 Kazan SWI bronze: 800 m freestyle; 2017 Budapest SWI silver: 400 m freestyle, bronze: 1500 m freestyle; 2019 Gwangju SWI gold: 4×200 m freestyle relay, silver: 400 m freestyle |
| Patrícia Horváth | HUN |
WAP | 2008 | 1–0–0 2005 Montréal WAP gold |
| Péter Horváth | HUN |
SWI | 1992—2004 | 0–0–2 1994 Roma SWI bronze: 4×100 m medley relay; 1998 Perth SWI bronze: 4×100 m medley relay |
| Natsumi Hoshi | JPN |
SWI | 2008—2016 | 1–0–0 2015 Kazan SWI gold: 200 m butterfly |
| Norbert Hosnyánszky | HUN |
WAP | 2008—2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Katinka Hosszú | HUN |
SWI | 2004—2016 | 9–1–5 2009 Roma SWI gold: 400 m medley, bronze: 200 m butterfly and 200 m medley; 2013 Barcelona SWI gold: 200 m medley and 400 m medley, bronze: 200 m butterfly; 2015 Kazan SWI gold: 200 m medley and 400 m medley, bronze: 200 m backstroke; 2017 Budapest SWI gold: 200 m medley and 400 m medley, silver: 200 m backstroke, bronze: 200 m butterfly; 2019 Gwangju SWI gold: 200 m medley and 400 m medley |
| Charlie Houchin | USA |
SWI | 2012 | 1–0–0 2013 Barcelona SWI gold: 4×200 m freestyle relay |
| Andriy Hovorov | UKR |
SWI | 2010—2016 | 0–0–1 2017 Budapest SWI bronze: 50 m butterfly |
| Olena Hrechykhina | UKR |
SWA | 2016 | 0–0–3 2013 Barcelona SYN bronze: team Technical, team Free, and team Free Routine Combination |
| Hu Jia | CHN |
DIV | 2000—2004 | 2–1–1 2001 Fukuoka DIV gold: synchronized platform; 2003 Barcelona DIV bronze: synchronized platform; 2005 Montréal DIV gold: platform, silver: synchronized platform |
| Hu Yadan | CHN |
DIV | 2012 | 0–1–0 2011 Shanghai DIV silver: platform |
| Huang Xuechen | CHN |
SWA | 2008—2016 | 0–16–2 2009 Rome SYN silver: Team Free Routine Combination; bronze: Team Technical and team Free; 2011 Shanghai SYN silver: solo Technical, duet Technical, team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN silver: solo Technical, solo Free; 2015 Kazan SYN silver: solo Free, duet Technical, duet Free, and team Technical; 2019 Gwangju SYN silver: duet Technical, duet Free, team Technical, and team Free |
| Sophie Huber | FRA |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 4×200 m freestyle relay |
| Geoff Huegill | AUS |
SWI | 2000—2004 | 3–1–3 1998 Perth SWI gold: 4×100 m medley relay (swam in heats only), bronze: 100 m butterfly; 2001 Fukuoka SWI gold: 50 m butterfly and 4×100 m medley relay, bronze: 100 m butterfly; 2011 Shanghai SWI silver: 4×100 m medley relay, bronze: 50 m butterfly |
| Daniela Hunger | GDRGER |
SWI | 1988—1992 | 0–1–2 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay (swam in heats only), bronze: 200 m medley (competed for Germany); 1994 Roma SWI bronze: 4×100 m freestyle relay (competed for Germany) |
| Huo Liang | CHN |
DIV | 2008 | 3–0–0 2007 Melbourne DIV gold: synchronized platform; 2009 Roma DIV gold: synchronized platform; 2011 Shanghai DIV gold: synchronized platform |
| Andrew Hurd | CAN |
SWI | 2000—2008 | 0–1–1 2005 Montréal SWI silver: 4×200 m freestyle relay; 2007 Melbourne SWI bronze: 4×200 m freestyle relay |
| Gary Hurring | NZL |
SWI | 1984 | 0–1–0 1978 West Berlin SWI silver: 200 m backstroke |
| Ky Hurst | AUS |
SWI | 2008—2012 | 0–2–0 1998 Perth SWI silver: 5 km open water; 2011 Shanghai SWI silver: 5 km open water team |
| Misty Hyman | USA |
SWI | 2000 | 1–0–1 1998 Perth SWI gold: 4×100 m medley relay (swam in heats only), bronze: 200 m butterfly |
| Emanuele Idini | ITA |
SWI | 1992—1996 | 0–0–1 1991 Perth SWI bronze: 4×200 m freestyle relay |
| Danilo Ikodinović | SCG |
WAP | 2000—2004 | 1–0–1 2003 Barcelona WAP bronze; 2005 Montréal WAP gold |
| Lara Ilchenko | RUS |
SWI | 2008 | 4–1–0 2005 Montréal SWI gold: 5 km open water and 5 km open water team; 2007 Melbourne SWI gold: 5 km open water and 10 km open water; 2009 Roma SWI silver: 5 km open water |
| Anna Illés | HUN |
WAP | 2016 | 0–0–1 2013 Barcelona WAP bronze |
| Vera Ilyina | RUSEUN |
DIV | 1992—2004 | 0–4–0 1994 Roma DIV silver: 3 m springboard (competed for Russia); 1998 Perth DIV silver: 1 m springboard (competed for Russia); 2001 Fukuoka DIV silver: synchronized springboard (competed for Russia); 2003 Barcelona DIV silver: synchronized springboard (competed for Russia) |
| Kristina Ilyinykh | RUS |
DIV | 2016 | 0–0–1 2017 Budapest DIV bronze: synchronized springboard |
| Genki Imamura | JPN |
SWI | 2004 | 0–0–1 2005 Montréal SWI bronze: 200 m breaststroke |
| François Imbeau-Dulac | CAN |
DIV | 2012 | 0–2–1 2015 Kazan DIV silver: synchronized springboard (mixed); 2017 Budapest DIV bronze: synchronized springboard (mixed); 2019 Gwangju DIV silver: synchronized springboard (mixed) |
| Noriko Inada | JPN |
SWI | 1992—2004 | 0–0–1 2003 Barcelona SWI bronze: 50 m backstroke |
| Yukiko Inui | JPN |
SWA | 2012—2016 | 0–0–8 2015 Kazan SYN bronze: duet Technical, team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN bronze: team Technical and team Free Routine Combination; 2019 Gwangju SYN bronze: solo Technical and solo Free |
| Kristian Ipsen | USA |
DIV | 2012—2016 | 0–1–0 2009 Roma DIV silver: synchronized springboard |
| Ryosuke Irie | JPN |
SWI | 2008—2016 | 0–2–2 2009 Roma SWI silver: 200 m backstroke; 2011 Shanghai SWI silver: 200 m backstroke, bronze: 100 m backstroke; 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Grant Irvine | AUS |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 4×100 m medley mixed relay (swam in heats only) |
| Chloé Isaac | CAN |
SWA | 2012 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Nataliya Ishchenko | RUS |
SWA | 2008—2016 | 19–2–0 2005 Montréal SYN gold: team and team Free Routine Combination, silver: solo; 2007 Melbourne SYN gold: solo Technical, team Technical, team Free, and team Free Routine Combination, silver: solo Free; 2009 Roma SYN gold: solo Technical, solo Free, duet Free, and team Free; 2011 Shanghai SYN gold: solo Technical, solo Free, duet Technical, duet Free, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: solo Free, duet Technical, and duet Free |
| Haley Ishimatsu | USA |
DIV | 2008 | 0–1–0 2009 Roma DIV silver: synchronized platform |
| Yoko Isoda | JPN |
SWA | 2000 | 0–1–0 1998 Perth SYN silver: team |
| Megumi Ito | JPN |
SWA | 1988 | 0–0–2 1986 Madrid SYN bronze: duet and team |
| Mikhail Ivanov | URS |
WAP | 1980—1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Svilen Ivanov | ESP |
WAP | 2008 | 0–0–1 2007 Melbourne WAP bronze |
| Vasily Ivanov | EUN |
SWI | 1992 | 0–1–0 1994 Roma SWI silver: 4×100 m medley relay (competed for Russia) |
| Yevgeniya Ivanova | RUS |
WAP | 2012—2016 | 0–0–3 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2017 Budapest WAP bronze |
| Roman Ivanovsky | RUS |
SWI | 1996 | 0–1–0 2003 Barcelona SWI silver: 4×100 m medley relay |
| Sergey Ivlev | RUS |
WAP | 1996 | 0–0–1 1994 Rome WAP bronze |
| Aleksandar Ivović | MNE |
WAP | 2008—2016 | 0–2–0 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2013 Barcelona WAP silver (competed for Montenegro) |
| Dan Izotov | RUS |
SWI | 2008—2016 | 0–5–4 2009 Roma SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay, bronze: 200 m freestyle; 2013 Barcelona SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle and 4×100 m freestyle relay; 2015 Kazan SWI silver: 4×100 m freestyle relay (swam in heats only); 2017 Budapest SWI silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) |
| Bob Jackson | USA |
SWI | 1976 | 2–0–0 1978 West Berlin SWI gold: 100 m backstroke and 4×100 m medley relay |
| Jo Jackson | GBR |
SWI | 2004—2012 | 0–2–1 2009 Roma SWI silver: 400 m freestyle and 800 m freestyle, bronze: 4×200 m freestyle relay |
| Nicola Jackson | GBR |
SWI | 2000 | 1–0–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay |
| Trina Jackson | USA |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Mette Jacobsen | DEN |
SWI | 1988—2004 | 0–0–2 1991 Perth SWI bronze: 200 m freestyle and 4×200 m freestyle relay |
| Connor Jaeger | USA |
SWI | 2012—2016 | 0–1–1 2013 Barcelona SWI bronze: 400 m freestyle; 2015 Kazan SWI silver: 1500 m freestyle |
| Tom Jager | USA |
SWI | 1984—1992 | 6–0–1 1982 Guayaquil SWI gold: 4×100 m freestyle relay (swam in heats only); 1986 Madrid SWI gold: 50 m freestyle, 4×100 m freestyle relay, 4×100 m medley relay (swam in heats only), bronze: 100 m freestyle; 1991 Perth SWI gold: 50 m freestyle and 4×100 m freestyle relay |
| Nikola Jakšić | SRB |
WAP | 2016 | 1–0–1 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Andy Jameson | GBR |
SWI | 1984—1988 | 0–0–1 1986 Madrid SWI bronze: 100 m butterfly |
| Marina Janicke | GDR |
DIV | 1972 | 0–0–1 1973 Belgrade DIV bronze: 3 m springboard |
| Zoran Janković | YUG |
WAP | 1964—1972 | 0–0–1 1978 West Berlin WAP bronze |
| Mlađan Janović | MNE |
WAP | 2008—2016 | 0–1–0 2013 Barcelona WAP silver |
| Nikola Janović | MNE |
WAP | 2008—2012 | 1–1–0 2005 Montréal WAP gold (competed for Serbia and Montenegro); 2013 Barcelona WAP silver (competed for Montenegro) |
| Anne Jardin | CAN |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Martina Jäschke | GDR |
DIV | 1980 | 0–1–0 1978 West Berlin DIV silver: platform |
| Becky Jasontek | USA |
SWA | 2004 | 0–1–2 1998 Perth SYN bronze: team; 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Otylia Jędrzejczak | POL |
SWI | 2000—2012 | 2–3–2 2001 Fukuoka SWI silver: 100 m butterfly; 2003 Barcelona SWI gold: 200 m butterfly, silver: 100 m butterfly; 2005 Montréal SWI gold: 200 m butterfly, bronze: 100 m butterfly; 2007 Melbourne SWI silver: 400 m freestyle, bronze: 200 m butterfly |
| Rhi Jeffrey | USA |
SWI | 2004 | 2–0–0 2003 Barcelona SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Viktor Jelenić | SCG |
WAP | 1996—2004 | 1–0–1 1991 WAP Perth gold; 2003 Barcelona WAP bronze |
| Gitta Jensen | DEN |
SWI | 1988—1992 | 0–0–1 1991 Perth SWI bronze: 4×200 m freestyle relay |
| Larsen Jensen | USA |
SWI | 2004—2008 | 0–3–0 2003 Barcelona SWI silver: 800 m freestyle; 2005 Montréal SWI silver: 800 m freestyle and 1500 m freestyle |
| Lene Jenssen | NOR |
SWI | 1976 | 0–1–0 1978 West Berlin SWI silver: 100 m freestyle |
| Linda Jezek | USA |
SWI | 1976 | 3–1–0 1975 Cali SWI silver: 4×100 m medley relay; 1978 West Berlin SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay |
| Ji Liping | CHN |
SWI | 2012 | 0–1–1 2011 Shanghai SWI silver: 4×100 m medley rela, bronze: 100 m breaststroke |
| Jiang Tingting | CHN |
SWA | 2008—2012 | 0–8–4 2009 Roma SYN silver: team Free Routine Combination, bronze: duet Technical, duet Free, team Technical, and team Free; 2011 Shanghai SYN silver: duet Free, silver: team Technical, and team Free; 2013 Barcelona SYN silver: duet Technical and duet Free; 2017 Budapest SYN silver: duet Technical and duet Free |
| Jiang Wenwen | CHN |
SWA | 2008—2012 | 0–8–4 2009 Roma SYN silver: team Free Routine Combination, bronze: duet Technical, duet Free, team Technical, and team Free; 2011 Shanghai SYN silver: duet Free, team Technical, and team Free; 2013 Barcelona SYN silver: duet Technical and duet Free; 2017 Budapest SYN silver: duet Technical and duet Free |
| Jiao Liuyang | CHN |
SWI | 2008—2012 | 2–1–1 2009 Roma SWI gold: 4×100 m medley relay, bronze: 100 m butterfly; 2011 Shanghai SWI gold: 200 m butterfly, silver: 4×100 m medley relay (swam in heats only) |
| Rei Jimbo | JPN |
SWA | 1996—2000 | 0–1–1 1994 Roma SYN bronze: team; 1998 Perth SYN silver: team |
| Jennie Johansson | SWE |
SWI | 2012—2016 | 1–1–0 2015 Kazan SWI gold: 50 m breaststroke; 2015 Kazan SWI silver: 4×100 m medley relay |
| Per Johansson | SWE |
SWI | 1980—1988 | 0–0–2 1982 Guayaquil SWI bronze: 100 m freestyle and 4×100 m freestyle relay |
| Brian Johns | CAN |
SWI | 2000—2008 | 0–0–1 2007 Melbourne SWI bronze: 4×200 m freestyle relay |
| Ashleigh Johnson | USA |
WAP | 2016 | 2–0–0 2015 Kazan WAP gold; 2019 Gwangju WAP gold |
| Emma Johnson | AUS |
SWI | 1996 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Jenna Johnson | USA |
SWI | 1984 | 0–3–0 1986 Madrid SWI silver: 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Predrag Jokić | MNESCG |
WAP | 2004—2016 | 1–1–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro); 2013 Barcelona WAP silver (competed for Montenegro) |
| Maro Joković | CRO |
WAP | 2008—2016 | 2–1–3 2007 Melbourne WAP gold; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Christina Jones | USA |
SWA | 2008 | 1–0–1 2007 Melbourne SYN bronze: team Free Routine Combination; 2015 Kazan SYN gold: duet Technical (mixed) |
| Cullen Jones | USA |
SWI | 2008—2012 | 2–1–0 2007 Melbourne SWI gold: 4×100 m freestyle relay, silver: 50 m freestyle; 2009 Roma SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Leisel Jones | AUS |
SWI | 2000—2012 | 7–4–3 2001 Fukuoka SWI gold: 4×100 m medley relay, silver: 100 m breaststroke; 2003 Barcelona SWI silver: 200 m breaststroke, bronze: 100 m breaststroke and 4×100 m medley relay; 2005 Montréal SWI gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay; 2007 Melbourne SWI gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay; 2007 Melbourne SWI silver: 50 m breaststroke; 2011 Shanghai SWI silver: 100 m breaststroke, bronze: 4×100 m medley relay |
| Edwin Jongejans | NED |
DIV | 1988—1992 | 1–0–0 1991 Perth DIV gold: 1 m springboard |
| Dan Jorgensen | USA |
SWI | 1988—1992 | 0–1–3 1986 Madrid SWI bronze: 400 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 1991 Perth SWI silver: 4×200 m freestyle relay |
| Karen Josephson | USA |
SWA | 1988—1992 | 2–2–0 1986 Madrid SYN silver: duet and team; 1991 Perth SYN gold: duet and team |
| Sarah Josephson | USA |
SWA | 1984—1992 | 2–4–0 1982 Guayaquil SYN silver: team; 1986 Madrid SYN silver: solo, duet, and team; 1991 Perth SYN gold: duet and team |
| Kara Lynn Joyce | USA |
SWI | 2004—2012 | 1–2–1 2005 Montréal SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay; 2011 Shanghai SWI silver: 4×100 m freestyle relay (swam in heats only) |
| Mirna Jukic |  AUT |
SWI | 2004—2008 | 0–0–2 2005 Montréal SWI bronze: 200 m breaststroke; 2009 Roma SWI bronze: 200 m breaststroke |
| Aleksandr Kabanov | RUSURS |
Coach/WAP | 1972—2012 | 2–1–0 1973 Belgrade WAP silver; 1975 Cali WAP gold; 1982 Guayaquil WAP gold |
| Lina Kačiušytė | URS |
SWI | 1980 | 1–0–1 1978 West Berlin SWI gold: 200 m breaststroke, bronze: 4×100 m medley relay (swam in heats only) |
| Irina Kalinina | URS |
DIV | 1976—1980 | 3–1–1 1973 Belgrade DIV bronze: platform; 1975 Cali DIV gold: 3 m springboard, silver: platform; 1978 West Berlin DIV gold: 3 m springboard and platform |
| Chase Kalisz | USA |
SWI | 2016 | 2–1–2 2013 Barcelona SWI silver: 400 m medley; 2015 Kazan SWI bronze: 400 m medley; 2017 Budapest SWI gold: 200 m medley and 400 m medley; 2019 Gwangju SWI bronze: 200 m medley |
| Anna-Karin Kammerling | SWE |
SWI | 2000—2008 | 0–1–2 2001 Fukuoka SWI bronze: 50 m butterfly; 2003 Barcelona SWI bronze: 50 m butterfly; 2005 Montréal SWI silver: 50 m butterfly |
| Boglárka Kapás | HUN |
SWI | 2008—2016 | 1–0–1 2015 Kazan SWI bronze: 1500 m freestyle; 2019 Gwangju SWI gold: 200 m butterfly |
| Andrey Kapralov | RUS |
SWI | 2000—2008 | 1–1–1 2003 Barcelona SWI gold: 4×100 m freestyle relay; 2005 Montréal SWI silver: 4×100 m medley relay; 2007 Melbourne SWI bronze: 4×100 m medley relay (swam in heats only) |
| Elvina Karimova | RUS |
WAP | 2016 | 0–0–1 2017 Budapest WAP bronze |
| Ron Karnaugh | USA |
SWI | 1992 | 0–0–1 1998 Perth SWI bronze: 200 m medley |
| Anna Karnaukh | RUS |
WAP | 2012—2016 | 0–0–2 2011 Shanghai WAP bronze; 2017 Budapest WAP bronze |
| Tamás Kásás | HUN |
WAP | 1996—2012 | 1–3–0 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Zoltán Kásás | HUN |
WAP | 1972 | 1–0–0 1973 Belgrade WAP gold |
| Orsolya Kasó | HUN |
WAP | 2016 | 0–0–1 2013 Barcelona WAP bronze |
| Antti Kasvio |  FIN |
SWI | 1992—1996 | 1–1–0 1994 Roma SWI gold: 200 m freestyle, silver: 400 m freestyle |
| Miho Kawabe | JPN |
SWA | 1996 | 0–1–0 1998 Perth SYN silver: team |
| Akiko Kawase | JPN |
SWA | 1996 | 0–0–1 1994 Roma SYN bronze: team |
| Naoko Kawashima | JPN |
SWA | 2004—2008 | 1–6–1 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team; 2005 Montréal SYN silver: team, team Free Routine Combination, and team Technical; 2007 Melbourne SYN silver: team Free Routine Combination, bronze: team Free |
| Radosław Kawęcki | POL |
SWI | 2012—2016 | 0–2–0 2013 Barcelona SWI silver: 200 m backstroke; 2015 Kazan SWI silver: 200 m backstroke |
| Maddison Keeney | AUS |
DIV | 2016 | 2–0–1 2017 Budapest DIV gold: 1 m springboard; 2019 Gwangju DIV gold: synchronized springboard (mixed), bronze: 3 m springboard |
| Christian Keller | GER |
SWI | 1992—2004 | 0–0–2 1994 Roma SWI bronze: 4×200 m freestyle relay; 2003 Barcelona SWI bronze: 4×200 m freestyle relay |
| Kalyn Keller | USA |
SWI | 2004 | 0–1–0 2007 Melbourne SWI silver: 25 km open water |
| Klete Keller | USA |
SWI | 2000—2008 | 2–1–2 2001 Fukuoka SWI bronze: 200 m freestyle and 4×200 m freestyle relay; 2003 Barcelona SWI silver: 4×200 m freestyle relay; 2005 Montréal SWI gold: 4×200 m freestyle relay; 2007 Melbourne SWI gold: 4×200 m freestyle relay |
| Maggie Kelly-Hohmann | GBR |
SWI | 1976—1988 | 0–0–1 1978 West Berlin SWI bronze: 100 m breaststroke (competed as Maggie Kelly) |
| György Kenéz | HUN |
WAP | 1976 | 0–2–0 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| Johan Kenkhuis | NED |
SWI | 2000—2004 | 0–2–0 1998 Perth SWI silver: 4×200 m freestyle relay (swam in heats only); 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Angela Kennedy | AUS |
SWI | 1996 | 0–1–1 1998 Perth SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay |
| Rita Keszthelyi | HUN |
WAP | 2012—2016 | 0–0–1 2013 Barcelona WAP bronze |
| Elvira Khasyanova | RUS |
SWA | 2004—2012 | 10–0–0 2001 Fukuoka SYN gold: team; 2003 Barcelona SYN gold: team; 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination |
| Theodoros Khatzitheodorou | GRE |
WAP | 1996—2012 | 0–0–1 2005 Montréal WAP bronze |
| Hanna Khlistunova | UKR |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 100 m breaststroke |
| Leonid Khokhlov | RUS |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay (swam in heats only) |
| Kerstin Kielgaß | GER |
SWI | 1992—2000 | 2–2–2 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only); 1994 Roma SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay; 1998 Perth SWI gold: 4×200 m freestyle relay |
| Günter Kilian | FRG |
WAP | 1968—1976 | 0–0–1 1982 Guayaquil WAP bronze |
| Albin Killat | GERFRG |
DIV | 1984—1992 | 0–0–1 1991 Perth DIV bronze: 3 m springboard (competed for Germany) |
| Becky Kim | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Kim Kuk-Hyang |  PRK |
DIV | 2016 | 1–1–1 2015 Kazan DIV gold: platform, bronze: synchronized platform; 2017 Budapest DIV silver: synchronized platform |
| Kim Mi-Rae | PRK |
DIV | 2016 | 0–1–1 2017 Budapest DIV silver: synchronized platform, bronze: synchronized platform (mixed) |
| Kim Su-Ji |  KOR |
DIV | 2012 | 0–0–1 2019 Gwangju DIV bronze: 1 m springboard |
| Bruce Kimball | USA |
DIV | 1984 | 0–0–2 1982 Guayaquil DIV bronze: platform; 1986 Madrid DIV bronze: platform |
| Saeko Kimura | JPN |
SWA | 1984 | 0–0–1 1982 Guayaquil SYN bronze: team |
| Lilly King | USA |
SWI | 2016 | 7–1–0 2017 Budapest SWI gold: 50 m breaststroke, 100 m breaststroke, 4×100 m medley relay, and 4×100 m medley mixed relay; 2019 Gwangju SWI gold: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley relay, silver: 4×100 m medley mixed relay |
| Bill Kirby | AUS |
SWI | 2000 | 1–0–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay |
| Tara Kirk | USA |
SWI | 2004 | 0–4–2 2003 Barcelona SWI silver: 4×100 m medley relay (swam in heats only); 2005 Montréal SWI silver: 4×100 m medley relay (swam in heats only), bronze: 100 m breaststroke; 2007 Melbourne SWI silver: 100 m breaststroke and 4×100 m medley relay, bronze: 50 m breaststroke |
| Gábor Kis | HUN |
WAP | 2008—2016 | 0–1–0 2007 Melbourne WAP silver |
| Gergő Kis | HUN |
SWI | 2004—2016 | 0–0–2 2011 Shanghai SWI bronze: 800 m freestyle and 1500 m freestyle |
| Mariya Kiselyova | RUS |
SWA | 1996—2004 | 2–0–0 1998 Perth SYN gold: team; 2003 Barcelona SYN gold: team |
| Yuri Kisil | CAN |
SWI | 2016 | 0–0–3 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay; 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay and 4×100 m medley mixed relay |
| Gergő Kiss | HUN |
WAP | 2000—2012 | 1–3–0 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| István Kiss | HUN |
WAP | 1980 | 0–1–0 1982 Guayaquil WAP silver |
| Dóra Kisteleki | HUN |
WAP | 2004—2008 | 1–0–1 2005 Montréal WAP gold; 2013 Barcelona WAP bronze |
| Kosuke Kitajima | JPN |
SWI | 2000—2012 | 3–4–5 2001 Fukuoka SWI bronze: 200 m breaststroke; 2003 Barcelona SWI gold: 100 m breaststroke and 200 m breaststroke, bronze: 4×100 m medley relay; 2005 Montréal SWI silver: 100 m breaststroke, bronze: 50 m breaststroke and 4×100 m medley relay; 2007 Melbourne SWI gold: 200 m breaststroke, silver: 100 m breaststroke and 4×100 m medley relay; 2011 Shanghai SWI silver: 200 m breaststroke; 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Kanako Kitao | JPN |
SWA | 2004 | 1–2–2 2003 Barcelona SYN gold: team Free Routine Combination; 2005 Montréal SYN silver: team and team Free Routine Combination; 2017 Budapest SYN bronze: duet Technical (mixed) and duet Free (mixed) (competed as Kanako Spendlove for the United States) |
| Bartosz Kizierowski | POL |
SWI | 1996—2008 | 0–0–1 2005 Montréal SWI bronze: 50 m freestyle |
| Paula Klamburg | ESP |
SWA | 2012 | 1–5–2 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2011 Shanghai SYN bronze: team Technical and team Free; 2013 Barcelona SYN silver: team Technical, team Free, and team Free Routine Combination |
| Anatoly Klebanov | URS |
WAP | 1976 | 1–0–0 1975 Cali WAP gold |
| Ina Kleber | GDR |
SWI | 1980 | 0–1–0 1982 Guayaquil SWI silver: 100 m backstroke |
| Sascha Klein | GER |
DIV | 2008—2016 | 1–1–3 2011 Shanghai DIV silver: synchronized platform, bronze: platform; 2013 Barcelona DIV gold: synchronized platform, bronze: platform; 2017 Budapest DIV bronze: synchronized platform |
| Filip Klikovać | MNE |
WAP | 2016 | 0–1–0 2013 Barcelona WAP silver |
| Michael Klim | AUS |
SWI | 1996—2004 | 7–2–2 1998 Perth SWI gold: 200 m freestyle, 100 m butterfly, 4×200 m freestyle relay, and 4×100 m medley relay, silver: 100 m freestyle and 4×100 m freestyle relay, bronze: 50 m freestyle; 2001 Fukuoka SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay; 2005 Montréal SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only) |
| Carol Klimpel | CAN |
SWI | 1984 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Yana Klochkova | UKR |
SWI | 2000—2008 | 4–2–0 1998 Perth SWI silver: 400 m medley; 2001 Fukuoka SWI gold: 400 m freestyle and 400 m medley, silver: 200 m medley; 2003 Barcelona SWI gold: 200 m medley and 400 m medley |
| Ulrika Knape | SWE |
DIV | 1972—1976 | 1–1–1 1973 Belgrade DIV gold: platform, silver: 3 m springboard; 1975 Cali DIV bronze: platform |
| Bronwen Knox | AUS |
WAP | 2008—2016 | 0–2–1 2007 Melbourne WAP silver; 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Emma Knox | AUS |
WAP | 2004—2008 | 0–1–0 2007 Melbourne WAP silver |
| Chisa Kobayashi | JPN |
SWA | 2012 | 0–1–0 2007 Melbourne SYN silver: team Technical |
| Hiromi Kobayashi | JPN |
SWA | 2008 | 0–4–1 2005 Montréal SYN silver: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Technical and team Free Routine Combination, bronze: team Free |
| Marco Koch | GER |
SWI | 2012—2016 | 1–1–0 2013 Barcelona SWI silver: 200 m breaststroke; 2015 Kazan SWI gold: 200 m breaststroke |
| Junya Koga | JPN |
SWI | 2016 | 1–2–0 2009 Roma SWI gold: 100 m backstroke, silver: 50 m backstroke; 2017 Budapest SWI silver: 50 m backstroke |
| Christa Köhler | GDR |
DIV | 1972—1976 | 1–0–0 1973 Belgrade DIV gold: 3 m springboard |
| Sarah Köhler | GER |
SWI | 2016 | 1–1–0 2019 Gwangju SWI gold: 4×1.25 km open water relay, silver: 1500 m freestyle |
| Svetlana Kolesnichenko | RUS |
SWA | 2016 | 16–0–0 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN gold: duet Technical, duet Free, and team Free; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: solo Technical, solo Free, duet Technical, and duet Free; 2019 Gwangju SYN gold: solo Technical, duet Technical, and duet Free |
| Khristodoulos Kolomvos | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Stanislava Komarova | RUS |
SWI | 2004—2008 | 0–1–1 2001 Fukuoka SWI silver: 200 m backstroke; 2003 Barcelona SWI bronze: 200 m backstroke |
| Rachel Komisarz | USA |
SWI | 2004 | 2–2–0 2003 Barcelona SWI gold: 4×200 m freestyle relay; 2005 Montréal SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m medley relay and 4×100 m medley relay |
| Dmitry Komornikov | RUS |
SWI | 2000—2008 | 0–2–2 2001 Fukuoka SWI bronze: 4×100 m medley relay; 2003 Barcelona SWI silver: 4×100 m medley relay (swam in heats only); 2005 Montréal SWI silver: 4×100 m medley relay; 2007 Melbourne SWI bronze: 4×100 m medley relay |
| Erika Komura | JPN |
SWA | 2008 | 0–4–1 2005 Montréal SYN silver: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Technical and team Free Routine Combination, bronze: team Free |
| Ferenc Konrád | HUN |
WAP | 1968—1976 | 1–1–0 1973 Belgrade WAP gold; 1975 Cali WAP silver |
| Sofya Konukh | RUS |
WAP | 2000—2012 | 0–0–4 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Sergey Koplyakov | URS |
SWI | 1976—1980 | 0–1–1 1978 West Berlin SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle |
| Darya Korobova | RUS |
SWA | 2012 | 8–0–0 2009 Roma SYN gold: team Technical and team Free; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination |
| Yevgeny Korotyshkin | RUS |
SWI | 2004—2012 | 0–2–1 2003 Barcelona SWI silver: 4×100 m medley relay (swam in heats only), bronze: 50 m butterfly; 2005 Montréal SWI silver: 4×100 m medley relay (swam in heats only) |
| Dirk Korthals | FRG |
SWI | 1984 | 0–1–1 1982 Guayaquil SWI bronze: 4×200 m freestyle relay; 1986 Madrid SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Paweł Korzeniowski | POL |
SWI | 2004—2016 | 1–2–0 2005 Montréal SWI gold: 200 m butterfly; 2009 Roma SWI silver: 200 m butterfly; 2013 Barcelona SWI silver: 200 m butterfly |
| Yasuhiro Koseki | JPN |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 200 m breaststroke |
| Zoltán Kósz | HUN |
WAP | 1988—2000 | 0–1–0 1998 Perth WAP silver |
| Mikako Kotani | JPN |
SWA | 1988—1992 | 0–1–3 1986 Madrid SYN bronze: duet and team; 1991 Perth SYN silver: duet, bronze: solo |
| Sergey Kotenko | URS |
WAP | 1976—1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Rosemarie Kother-Gabriel | GDR |
SWI | 1972—1976 | 4–2–0 1973 Belgrade SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly (competed as Rosemarie Kother); 1975 Cali SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly (competed as Rosemarie Kother) |
| Ditte Kotzian | GER |
DIV | 2000—2008 | 0–2–1 2001 Fukuoka DIV bronze: synchronized springboard; 2005 Montréal DIV silver: synchronized springboard; 2007 Melbourne DIV silver: synchronized springboard |
| Ágnes Kovács | HUN |
SWI | 1996—2004 | 2–0–1 1998 Perth SWI gold: 200 m breaststroke; 2001 Fukuoka SWI gold: 200 m breaststroke, bronze: 100 m breaststroke |
| Rita Kovács | HUN |
SWI | 1996 | 0–1–2 1991 Perth SWI bronze: 25 km open water team; 1994 Roma SWI silver: 25 km open water, bronze: 25 km open water team |
| Mariya Kovtunovskaya | RUS |
WAP | 2012 | 0–0–3 2007 Melbourne WAP bronze; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Kristy Kowal | USA |
SWI | 2000 | 2–2–0 1998 Perth SWI gold: 100 m breaststroke and 4×100 m medley relay, silver: 200 m breaststroke and 50 m breaststroke |
| Daniel Kowalski | AUS |
SWI | 1996—2000 | 1–1–1 1994 Roma SWI silver: 1500 m freestyle; 1998 Perth SWI gold: 4×200 m freestyle relay, bronze: 1500 m freestyle |
| Nikolay Kozlov | RUSEUN |
WAP | 1992—2004 | 0–0–2 1994 Rome WAP bronze (competed for Russia); 2001 Fukuoka WAP bronze (competed for Russia) |
| Anna Kozlova | EUNUSA |
SWA | 1992—2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team (competed for the United States) |
| Dominik Kozma | HUN |
SWI | 2008—2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle relay |
| Gordan Kožulj | CRO |
SWI | 1996—2008 | 0–1–0 2003 Barcelona SWI silver: 200 m backstroke |
| Ivan Krapić | CRO |
WAP | 2016 | 1–0–0 2017 Budapest WAP gold |
| Serhiy Krasiuk | URS |
SWI | 1980 | 0–4–0 1978 West Berlin SWI silver: 4×200 m freestyle relay (swam in heats only); 1982 Guayaquil SWI silver: 4×100 m freestyle relay, 4×200 m freestyle relay (swam in heats only), and 4×100 m medley relay (swam in heats only) |
| Aleksandr Krasnykh | RUS |
SWI | 2016 | 0–2–1 2017 Budapest SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle; 2019 Gwangju SWI silver: 4×200 m freestyle relay |
| Michael Kraus | FRG |
SWI | 1976 | 0–2–0 1975 Cali SWI silver: 4×100 m medley relay; 1978 West Berlin SWI silver: 4×100 m medley relay |
| Barbara Krause | GDR |
SWI | 1980 | 2–3–0 1975 Cali SWI gold: 4×100 m freestyle relay; 1978 West Berlin SWI gold: 100 m freestyle, silver: 200 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Lenny Krayzelburg | USA |
SWI | 2000—2004 | 2–1–0 1998 Perth SWI gold: 100 m backstroke and 200 m backstroke, silver: 4×100 m medley relay |
| Milorad Krivokapić | YUG |
WAP | 1980—1984 | 1–0–0 1986 Madrid WAP gold |
| Vladimir Krivtsov | URS |
SWI | 1972 | 0–1–0 1973 Belgrade SWI silver: 4×100 m freestyle relay |
| Ranomi Kromowidjojo | NED |
SWI | 2008—2016 | 3–8–6 2007 Melbourne SWI bronze: 4×100 m freestyle relay; 2009 Roma SWI gold: 4×100 m freestyle relay; 2011 Shanghai SWI gold: 4×100 m freestyle relay, silver: 50 m freestyle, bronze: 100 m freestyle; 2013 Barcelona SWI gold: 50 m freestyle, bronze: 100 m freestyle, 50 m butterfly, and bronze: 4×100 m freestyle relay; 2015 Kazan SWI silver: 50 m freestyle, 4×100 m freestyle relay, and 4×100 m freestyle mixed relay; 2017 Budapest SWI silver: 50 m freestyle, 50 m butterfly, and 4×100 m freestyle mixed relay, bronze: 4×100 m freestyle relay; 2019 Gwangju SWI silver: 50 m butterfly |
| Olena Kruhlova | URS |
SWI | 1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Jens Kruppa | GER |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m medley relay |
| Kelly Kryczka | CAN |
SWA | 1984 | 2–1–0 1982 Guayaquil SYN gold: duet and team, silver: solo |
| Andrey Krylov | URS |
SWI | 1976—1980 | 0–2–1 1975 Cali SWI bronze: 4×200 m freestyle relay (competed for the Soviet Union); 1978 West Berlin SWI silver: 4×200 m freestyle relay (competed for the Soviet Union); 1982 Guayaquil SWI silver: 4×200 m freestyle relay (swam in heats only) (competed for the Soviet Union) |
| Yury Kudinov |  KAZ |
SWI | 2012 | 3–1–0 2001 Fukuoka SWI gold: 25 km open water (competed for Russia); 2003 Barcelona SWI gold: 25 km open water (competed for Russia); 2005 Montréal SWI silver: 25 km open water team (competed for Russia); 2007 Melbourne SWI gold: 25 km open water (competed for Russia) |
| Michael Kühne | GER |
DIV | 1992—1996 | 0–1–0 1998 Perth DIV silver: synchronized platform |
| Karin Kuipers | NED |
WAP | 2000 | 0–2–0 1994 Rome WAP silver; 1998 Perth WAP silver |
| Ariana Kukors | USA |
SWI | 2012 | 1–1–1 2009 Roma SWI gold: 200 m medley, silver: 4×200 m freestyle relay; 2011 Shanghai SWI bronze: 200 m medley |
| Kasia Kulesza (DNS) | CAN |
SWA | 1996 | 0–1–0 1994 Roma SYN silver: team |
| Vladislav Kulikov | RUSEUN |
SWI | 1992—1996 | 0–3–3 1991 Perth SWI silver: 4×100 m medley relay, bronze: 100 m butterfly (competed for the Soviet Union); 1994 Roma SWI silver: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay (swam in heats only) (competed for Russia); 1998 Perth SWI bronze: 4×100 m freestyle relay (competed for Russia); 2001 Fukuoka SWI bronze: 4×100 m medley relay (competed for Russia) |
| Nikola Kuljača | SCG |
WAP | 2000 | 0–0–1 2003 Barcelona WAP bronze |
| Péter Kuna | HUN |
WAP | 1988—1996 | 0–0–1 1991 Perth WAP bronze |
| Aljoša Kunac | CRO |
WAP | 2008 | 1–0–0 2007 Melbourne WAP gold |
| László Kuncz | HUN |
WAP | 1980 | 0–1–0 1982 Guayaquil WAP silver |
| Walter Kusch | FRG |
SWI | 1972—1976 | 1–2–1 1975 Cali SWI silver: 4×100 m medley relay; 1978 West Berlin SWI gold: 100 m breaststroke, silver: 4×100 m medley relay, bronze: 200 m breaststroke |
| Olga Kuzhela | RUS |
SWA | 2008 | 5–0–0 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination |
| Viktor Kuznetsov | URS |
SWI | 1980 | 0–1–0 1982 Guayaquil SWI silver: 4×100 m medley relay (swam in heats only) |
| Yevgeny Kuznetsov | RUS |
DIV | 2012—2016 | 1–4–1 2011 Shanghai DIV silver: synchronized springboard, bronze: 3 m springboard; 2013 Barcelona DIV silver: 3 m springboard and synchronized springboard; 2015 Kazan DIV silver: synchronized springboard; 2017 Budapest DIV gold: synchronized springboard |
| Illia Kvasha | UKR |
DIV | 2008—2016 | 0–2–1 2013 Barcelona DIV silver: 1 m springboard; 2015 Kazan DIV silver: 1 m springboard; 2017 Budapest DIV bronze: synchronized springboard |
| Camille Lacourt | FRA |
SWI | 2012—2016 | 5–2–1 2011 Shanghai SWI gold: 100 m backstroke, silver: 50 m backstroke; 2013 Barcelona SWI gold: 50 m backstroke and 4×100 m medley relay; 2015 Kazan SWI gold: 50 m backstroke, silver: 100 m backstroke, bronze: 4×100 m medley relay; 2017 Budapest SWI gold: 50 m backstroke |
| Yevgeny Lagunov | RUS |
SWI | 2004—2012 | 0–3–2 2005 Montréal SWI silver: 4×100 m medley relay (swam in heats only); 2007 Melbourne SWI bronze: 4×100 m medley relay; 2009 Roma SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay (swam in heats only); 2013 Barcelona SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Whynter Lamarre | CAN |
WAP | 2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Giorgio Lamberti | ITA |
SWI | 1988—1992 | 1–0–2 1991 Perth SWI gold: 200 m freestyle, bronze: 100 m freestyle and 4×200 m freestyle relay |
| Éve Lamoureux | CAN |
SWA | 2008 | 0–0–1 2009 Roma SYN bronze: team Free Routine Combination |
| Oliver Lampe | GER |
SWI | 1996 | 0–0–1 1994 Roma SWI bronze: 4×200 m freestyle relay |
| Werner Lampe | FRG |
SWI | 1972—1976 | 1–0–1 1973 Belgrade SWI bronze: 4×200 m freestyle relay; 1975 Cali SWI gold: 4×200 m freestyle relay |
| Lan Wei | CHN |
DIV | 1992 | 0–1–0 1994 Roma DIV silver: 1 m springboard |
| Brent Lang | USA |
SWI | 1988 | 2–0–0 1991 Perth SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Peter Lang | FRG |
SWI | 1976—1984 | 0–1–0 1975 Cali SWI silver: 4×100 m medley relay (swam in heats only) |
| Colleen Lanné | USA |
SWI | 2004 | 1–1–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay |
| Lao Lishi | CHN |
DIV | 2004 | 1–1–0 2003 Barcelona DIV gold: synchronized platform, silver: platform |
| Georgia Lara | GRE |
WAP | 2004—2008 | 1–0–0 2011 Shanghai WAP gold |
| Mitch Larkin | AUS |
SWI | 2012—2016 | 3–2–1 2015 Kazan SWI gold: 100 m backstroke and 200 m backstroke, silver: 4×100 m medley relay; 2017 Budapest SWI silver: 4×100 m medley mixed relay; 2019 Gwangju SWI gold: 4×100 m medley mixed relay, bronze: 100 m backstroke |
| Christine Larsen | CAN |
SWA | 1996 | 0–1–0 1991 Perth SYN silver: team |
| Karin Larsen | CAN |
SWA | 1988 | 1–0–0 1986 Madrid SYN gold: team |
| Breeja Larson | USA |
SWI | 2012 | 1–0–0 2013 Barcelona SWI gold: 4×100 m medley relay (swam in heats only) |
| David Larson | USA |
SWI | 1984 | 2–0–0 1978 West Berlin SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×200 m freestyle relay (swam in heats only) |
| Dan Larsson | SWE |
SWI | 1976 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Gunnar Larsson | SWE |
SWI | 1968—1972 | 1–0–0 1973 Belgrade SWI gold: 200 m medley |
| Irina Lashko | AUSRUSURSEUN |
DIV | 1988—2004 | 3–2–0 1991 Perth DIV silver: 3 m springboard (competed for the Soviet Union); 1998 Perth DIV gold: 1 m springboard and synchronized springboard (competed for Russia); 2001 Fukuoka DIV silver: 3 m springboard (competed for Australia); 2003 Barcelona DIV gold: 1 m springboard (competed for Australia) |
| Jack Laugher | GBR |
DIV | 2012—2016 | 0–1–3 2015 Kazan DIV bronze: 3 m springboard and synchronized springboard; 2019 Gwangju DIV silver: synchronized springboard, bronze: 3 m springboard |
| Andrew Lauterstein | AUS |
SWI | 2008 | 1–0–1 2007 Melbourne SWI gold: 4×100 m medley relay; 2009 Roma SWI bronze: 4×100 m medley relay |
| Micah Lawrence | USA |
SWI | 2012 | 0–1–1 2013 Barcelona SWI bronze: 200 m breaststroke; 2015 Kazan SWI silver: 200 m breaststroke |
| Mylène Lazare | FRA |
SWI | 2012 | 0–0–1 2013 Barcelona SWI bronze: 4×200 m freestyle relay |
| Chad le Clos | RSA |
SWI | 2010—2016 | 4–1–2 2013 Barcelona SWI gold: 100 m butterfly and 200 m butterfly; 2015 Kazan SWI gold: 100 m butterfly, silver: 200 m butterfly; 2017 Budapest SWI gold: 200 m butterfly; 2019 Gwangju SWI bronze: 100 m butterfly and 200 m butterfly |
| Le Jingyi | CHN |
SWI | 1992—1996 | 4–0–0 1994 Roma SWI gold: 50 m freestyle, 100 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Robin Leamy | USA |
SWI | 1984 | 1–0–0 1982 Guayaquil SWI gold: 4×100 m freestyle relay |
| Stéphanie Leclair | CAN |
SWA | 2012 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Katie Ledecky | USA |
SWI | 2012—2016 | 15–3–0 2013 Barcelona SWI gold: 400 m freestyle, 800 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 2015 Kazan SWI gold: 200 m freestyle, 400 m freestyle, 800 m freestyle, 1500 m freestyle, and 4×200 m freestyle relay; 2017 Budapest SWI gold: 400 m freestyle, 800 m freestyle, 1500 m freestyle, 4×100 m freestyle relay, and 4×200 m freestyle relay, silver: 200 m freestyle; 2019 Gwangju SWI gold: 800 m freestyle, silver: 400 m freestyle and 4×200 m freestyle relay |
| Karen Legg | GBR |
SWI | 2000 | 1–0–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay |
| David Leigh | GBR |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 100 m breaststroke |
| Ingrid Leijendekker | NED |
WAP | 2000 | 0–2–0 1994 Rome WAP silver; 1998 Perth WAP silver |
| Paula Leitón | ESP |
WAP | 2016 | 0–2–0 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Libby Lenton-Trickett | AUS |
SWI | 2004—2012 | 8–3–3 2003 Barcelona SWI bronze: 4×100 m freestyle relay (competed as Libby Lenton); 2005 Montréal SWI gold: 50 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 100 m butterfly and 4×200 m freestyle relay (competed as Libby Lenton); 2007 Melbourne SWI gold: 50 m freestyle, 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay (competed as Libby Lenton); 2009 Roma SWI silver: 4×100 m medley relay, bronze: 100 m freestyle and 4×100 m freestyle relay (competed as Libby Trickett) |
| Mark Lenzi | USA |
DIV | 1992—1996 | 0–1–0 1991 Perth DIV silver: 1 m springboard |
| Leong Mun Yee | MAS |
DIV | 2000—2012 | 0–1–2 2009 Roma DIV bronze: synchronized platform; 2013 Barcelona DIV bronze: synchronized platform; 2019 Gwangju DIV silver: synchronized platform |
| Fanny Létourneau | CAN |
SWA | 2000—2004 | 0–0–2 2001 Fukuoka SYN bronze: duet and team |
| Amaury Leveaux | FRA |
SWI | 2004—2012 | 1–0–3 2007 Melbourne SWI bronze: 4×100 m freestyle relay (swam in heats only); 2009 Roma SWI bronze: 50 m freestyle and 4×100 m freestyle relay (swam in heats only); 2013 Barcelona SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Hayley Lewis | AUS |
SWI | 1992—2000 | 1–3–2 1991 Perth SWI gold: 200 m freestyle, silver: 400 m freestyle and 400 m medley, bronze: 200 m butterfly; 1994 Roma SWI silver: 800 m freestyle; 2001 Fukuoka SWI bronze: 5 km open water |
| Jason Lezak | USA |
SWI | 2000—2012 | 4–1–1 2003 Barcelona SWI gold: 4×100 m medley relay, silver: 4×100 m freestyle relay; 2005 Montréal SWI gold: 4×100 m freestyle relay and 4×100 m medley relay; 2007 Melbourne SWI gold: 4×100 m freestyle relay; 2011 Shanghai SWI bronze: 4×100 m freestyle relay |
| Li Guangyuan | CHN |
SWI | 2014—2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley mixed relay (swam in heats only) |
| Li Hongping | CHN |
DIV | 1984 | 0–0–1 1986 Madrid DIV bronze: 3 m springboard |
| Li Kongzheng | CHN |
DIV | 1984—1988 | 0–1–0 1986 Madrid DIV silver: platform |
| Li Na | CHN |
DIV | 2000 | 0–0–1 2003 Barcelona DIV bronze: platform |
| Li Ting | CHN |
DIV | 2004 | 2–0–0 2003 Barcelona DIV gold: synchronized platform; 2005 Montréal DIV gold: synchronized springboard |
| Li Xiaolu | CHN |
SWA | 2016 | 0–3–0 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination |
| Li Xuanxu | CHN |
SWI | 2008—2012 | 0–0–1 2011 Shanghai SWI bronze: 1500 m freestyle |
| Li Yihua | CHN |
DIV | 1984 | 0–1–0 1986 Madrid DIV silver: 3 m springboard |
| Li Yunqi | CHN |
SWI | 2012 | 0–0–2 2011 Shanghai SWI bronze: 4×200 m freestyle relay; 2013 Barcelona SWI bronze: 4×200 m freestyle relay |
| Li Zhesi | CHN |
SWI | 2008 | 1–1–0 2009 Roma SWI gold: 4×100 m medley relay; 2011 Shanghai SWI silver: 4×100 m medley relay (swam in heats only) |
| Li Zhuhao | CHN |
SWI | 2014—2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley mixed relay (swam in heats only) |
| Liang Xinping | CHN |
SWA | 2016 | 1–8–0 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2019 Gwangju SYN silver: team Technical, team Free, and team Free Routine Combination |
| Myriam Lignot | FRA |
SWA | 1996—2000 | 0–0–1 1998 Perth SYN bronze: duet |
| Josefin Lillhage | SWE |
SWI | 1996—2008 | 0–0–1 2005 Montréal SWI bronze: 200 m freestyle |
| Felipe Lima | BRA |
SWI | 2012 | 0–1–1 2013 Barcelona SWI bronze: 100 m breaststroke; 2019 Gwangju SWI silver: 50 m breaststroke |
| Marianne Limpert | CAN |
SWI | 1992—2000 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (demonstration event) |
| Lin Li | CHN |
SWI | 1988—1996 | 2–0–0 1991 Perth SWI gold: 200 m medley and 400 m medley |
| Lin Yue | CHN |
DIV | 2008—2016 | 3–0–1 2007 Melbourne DIV gold: synchronized platform, bronze: platform; 2009 Roma DIV gold: synchronized platform; 2015 Kazan DIV gold: synchronized platform |
| Holly Lincoln-Smith | AUS |
WAP | 2012—2016 | 0–1–0 2013 Barcelona WAP silver |
| Kim Linehan | USA |
SWI | 1984 | 1–0–2 1978 West Berlin SWI bronze: 400 m freestyle and 800 m freestyle; 1982 Guayaquil SWI gold: 800 m freestyle |
| Karla Linke | GDR |
SWI | 1976 | 0–1–1 1975 Cali SWI silver: 400 m medley, bronze: 200 m breaststroke |
| Jeremy Linn | USA |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 4×100 m medley relay (swam in heats only) |
| Kiki Liosi | GRE |
WAP | 2004—2008 | 1–0–0 2011 Shanghai WAP gold |
| Silke Lippok | GER |
SWI | 2012 | 0–0–1 2011 Shanghai SWI bronze: 4×100 m freestyle relay |
| Oleh Lisohor | UKR |
SWI | 2000—2008 | 2–1–0 2001 Fukuoka SWI gold: 50 m breaststroke; 2003 Barcelona SWI silver: 50 m breaststroke; 2007 Melbourne SWI gold: 50 m breaststroke |
| Jay Litherland | USA |
SWI | 2016 | 0–1–1 2017 Budapest SWI bronze: 4×200 m freestyle relay (swam in heats only); 2019 Gwangju SWI silver: 400 m medley |
| Tracy Little | CAN |
SWA | 2008—2012 | 0–0–1 2011 Shanghai SYN bronze: team Free Routine Combination |
| Liu Huixia | CHN |
DIV | 2016 | 2–0–0 2013 Barcelona DIV gold: synchronized platform; 2015 Kazan DIV gold: synchronized platform |
| Liu Jing | CHN |
SWI | 2008—2012 | 1–0–1 2009 Roma SWI gold: 4×200 m freestyle relay; 2011 Shanghai SWI bronze: 4×200 m freestyle relay |
| Liu Limin | CHN |
SWI | 1996—2000 | 3–0–0 1994 Roma SWI gold: 100 m butterfly, 200 m butterfly, and 4×100 m medley relay |
| Liu Ou | CHN |
SWA | 2008—2012 | 0–5–2 2009 Roma SYN silver: team Free Routine Combination, bronze: team Technical and team Free; 2011 Shanghai SYN silver: duet Technical, team Technical, team Free, and team Free Routine Combination |
| Liu Ping | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Liu Xiang | CHN |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 50 m backstroke |
| Liu Zige | CHN |
SWI | 2008—2012 | 1–1–1 2009 Roma SWI silver: 200 m butterfly; 2011 Shanghai SWI bronze: 200 m butterfly; 2013 Barcelona SWI gold: 200 m butterfly |
| Nicole Livingstone-Stevenson | AUS |
SWI | 1988—1996 | 0–1–0 1991 Perth SWI silver: 4×100 m medley relay (competed as Nicole Livingstone) |
| Sandra Lizé | CAN |
WAP | 2000 | 0–0–1 2001 Fukuoka WAP bronze |
| Danyon Loader | NZL |
SWI | 1992—1996 | 0–1–2 1994 Roma SWI silver: 200 m butterfly; 1994 Roma SWI bronze: 200 m freestyle and 400 m freestyle |
| Nikita Lobintsev | RUS |
SWI | 2008—2016 | 0–4–1 2009 Roma SWI silver: 4×200 m freestyle relay; 2013 Barcelona SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay; 2015 Kazan SWI silver: 4×100 m freestyle relay; 2017 Budapest SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Artyom Lobuzov | RUS |
SWI | 2012 | 0–1–0 2013 Barcelona SWI silver: 4×200 m freestyle relay |
| Ryan Lochte | USA |
SWI | 2004—2016 | 18–5–4 2005 Montréal SWI gold: 4×200 m freestyle relay, bronze: 200 m backstroke and 200 m medley; 2007 Melbourne SWI gold: 200 m backstroke and 4×200 m freestyle relay, silver: 100 m backstroke, 200 m medley, and 400 m medley; 2009 Roma SWI gold: 200 m medley, 400 m medley, 4×100 m freestyle relay, and 4×200 m freestyle relay, bronze: 200 m backstroke; 2011 Shanghai SWI gold: 200 m freestyle, 200 m backstroke, 200 m medley, 400 m medley, and 4×200 m freestyle relay, bronze: 4×100 m freestyle relay (swam in heats only); 2013 Barcelona SWI gold: 200 m backstroke, 200 m medley, and 4×200 m freestyle relay, silver: 4×100 m freestyle relay; 2015 Kazan SWI gold: 200 m Medley, 4×100 m medley relay (swam in heats only), and 4×100 m freestyle mixed relay, 4×200 m freestyle relay |
| Sven Lodziewski | GDR |
SWI | 1988 | 1–1–3 1982 Guayaquil SWI bronze: 400 m freestyle (competed for East Germany); 1986 Madrid SWI gold: 4×200 m freestyle relay, silver: 200 m freestyle, bronze: 4×100 m freestyle relay (competed for East Germany); 2001 Fukuoka SWI bronze: 4×100 m freestyle relay (competed for Germany) |
| Thomas Loebb | FRG |
WAP | 1984 | 0–0–1 1982 Guayaquil WAP bronze |
| Luka Lončar | CRO |
WAP | 2016 | 1–1–2 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Daniel López | ESP |
WAP | 2012—2016 | 0–2–0 2009 Rome WAP silver; 2019 Gwangju WAP silver |
| Laura López | ESP |
WAP | 2012—2016 | 1–0–0 2013 Barcelona WAP gold |
| Martín López-Zubero | ESP |
SWI | 1988—1996 | 2–1–1 1991 Perth SWI gold: 200 m backstroke, bronze: 100 m backstroke; 1994 Roma SWI gold: 100 m backstroke, silver: 200 m backstroke |
| Ericka Lorenz | USA |
WAP | 2000—2004 | 2–1–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP gold |
| Greg Louganis | USA |
DIV | 1976—1988 | 5–0–0 1978 West Berlin DIV gold: platform; 1982 Guayaquil DIV gold: 3 m springboard and platform; 1986 Madrid DIV gold: 3 m springboard and platform |
| Lea Loveless | USA |
SWI | 1992 | 2–1–0 1994 Roma SWI silver: 4×100 m medley relay; 1998 Perth SWI gold: 100 m backstroke and 4×100 m medley relay |
| Sara Lowe | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Lu Bin | CHN |
SWI | 1992 | 3–2–0 1994 Roma SWI gold: 200 m medley, 4×100 m freestyle relay, and 4×200 m freestyle relay, silver: 100 m freestyle and 200 m freestyle |
| Lu Ying | CHN |
SWI | 2012—2016 | 1–2–3 2011 Shanghai SWI silver: 4×100 m medley relay, bronze: 100 m butterfly; 2013 Barcelona SWI silver: 50 m butterfly; 2015 Kazan SWI gold: 4×100 m medley relay, bronze: 50 m butterfly and 100 m butterfly |
| Lu Zhiwu | CHN |
SWI | 2008—2012 | 0–0–1 2013 Barcelona SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Adam Lucas | AUS |
SWI | 2004 | 0–0–1 2005 Montréal SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Wendy Lucero | USA |
DIV | 1988 | 0–1–0 1991 Perth DIV silver: 1 m springboard |
| Igor Lukashin | RUS |
DIV | 2000 | 0–0–1 1998 Perth DIV bronze: synchronized platform |
| Kristina Lum | USA |
SWA | 2000 | 0–1–1 1998 Perth SYN bronze: team; 2015 Kazan SYN silver: duet Free (mixed) (competed as Kristina Lum-Underwood) |
| Steve Lundquist | USA |
SWI | 1984 | 3–0–0 1978 West Berlin SWI gold: 4×100 m medley relay (swam in heats only); 1982 Guayaquil SWI gold: 100 m breaststroke and 4×100 m medley relay |
| Noëmi Lung | ROU |
SWI | 1988—1992 | 0–0–1 1986 Madrid SWI bronze: 400 m medley |
| Luo Nan | CHN |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 4×100 m medley relay |
| Luo Xi | CHN |
SWA | 2008—2012 | 0–4–2 2009 Roma SYN silver: team Free Routine Combination, bronze: team Technical and team Free; 2011 Shanghai SYN silver: team Technical, team Free, and team Free Routine Combination |
| Luo Xuejuan | CHN |
SWI | 2000—2004 | 5–0–2 2001 Fukuoka SWI gold: 50 m breaststroke and 100 m breaststroke, bronze: 200 m breaststroke and 4×100 m medley relay; 2003 Barcelona SWI gold: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley relay |
| Luo Yutong | CHN |
DIV | 2012 | 2–0–0 2007 Melbourne DIV gold: 1 m springboard; 2011 Shanghai DIV gold: synchronized springboard |
| Yannick Lupien | CAN |
SWI | 2000—2004 | 0–1–0 2005 Montréal SWI silver: 4×100 m freestyle relay |
| Annika Lurz | GER |
SWI | 2008 | 0–3–0 2005 Montréal SWI silver: 4×100 m freestyle relay; 2007 Melbourne SWI silver: 200 m freestyle and 4×200 m freestyle relay |
| Thomas Lurz | GER |
SWI | 2004—2012 | 8–4–2 2005 Montréal SWI gold: 5 km open water and 10 km open water team, silver: 10 km open water; 2007 Melbourne SWI gold: 5 km open water, silver: 10 km open water; 2009 Roma SWI gold: 5 km open water and 10 km open water; 2011 Shanghai SWI gold: 5 km open water, silver: 10 km open water, bronze: 5 km open water team; 2013 Barcelona SWI gold: 25 km open water and 5 km open water team, silver: 10 km open water, bronze: 5 km open water |
| Deni Lušić | YUG |
WAP | 1984—1988 | 1–0–0 1986 Madrid WAP gold |
| Marianna Lymberta | GRE |
SWI | 2000—2012 | 0–0–1 2011 Shanghai SWI bronze: 10 km open water |
| Ma Huanhuan | CHN |
WAP | 2008—2016 | 0–1–0 2011 Shanghai WAP silver |
| Annelies Maas | NED |
SWI | 1976—1980 | 0–0–2 1982 Guayaquil SWI bronze: 200 m freestyle and 4×100 m freestyle relay |
| Marko Macan | CRO |
WAP | 2016 | 1–0–1 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Ian MacKenzie | CAN |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m medley relay |
| Linda MacKenzie | AUS |
SWI | 2004—2008 | 0–2–0 2003 Barcelona SWI silver: 4×200 m freestyle relay; 2005 Montréal SWI silver: 4×200 m freestyle relay |
| Norbert Madaras | HUN |
WAP | 2004—2012 | 2–2–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver; 2013 Barcelona WAP gold |
| István Magas | HUN |
WAP | 1972 | 0–2–0 1975 Cali WAP silver; 1978 West Berlin WAP silver |
| Filippo Magnini | ITA |
SWI | 2004—2016 | 2–1–1 2005 Montréal SWI gold: 100 m freestyle; 2007 Melbourne SWI gold: 100 m freestyle, silver: 4×100 m freestyle relay; 2015 Kazan SWI bronze: 4×100 m freestyle relay |
| Christine Magnuson | USA |
SWI | 2008 | 1–0–0 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only) |
| James Magnussen | AUS |
SWI | 2012—2016 | 3–2–0 2011 Shanghai SWI gold: 100 m freestyle and 4×100 m freestyle relay, silver: 4×100 m medley relay; 2013 Barcelona SWI gold: 100 m freestyle, silver: 4×100 m medley relay |
| Per-Alvar Magnusson | SWE |
SWI | 1980 | 0–0–2 1978 West Berlin SWI bronze: 4×100 m freestyle relay; 1982 Guayaquil SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Sandrine Mainville | CAN |
SWI | 2016 | 0–0–2 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay; 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay (swam in heats only) |
| Nikolay Maksimov | KAZRUS |
WAP | 1996—2012 | 0–0–1 1994 Rome WAP bronze (competed for Russia) |
| Giusi Malato | ITA |
WAP | 2004 | 2–1–1 1994 Rome WAP bronze; 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Tom Malchow | USA |
SWI | 1996—2004 | 0–1–2 1998 Perth SWI bronze: 200 m butterfly; 2001 Fukuoka SWI silver: 200 m butterfly; 2003 Barcelona SWI bronze: 200 m butterfly |
| Blai Mallarach | ESP |
WAP | 2012—2016 | 0–2–0 2009 Rome WAP silver; 2019 Gwangju WAP silver |
| Grégory Mallet | FRA |
SWI | 2008—2016 | 1–1–2 2007 Melbourne SWI bronze: 4×100 m freestyle relay (swam in heats only); 2009 Roma SWI bronze: 4×100 m freestyle relay; 2011 Shanghai SWI silver: 4×200 m freestyle relay; 2013 Barcelona SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Florent Manaudou | FRA |
SWI | 2012—2016 | 4–0–0 2013 Barcelona SWI gold: 4×100 m freestyle relay; 2015 Kazan SWI gold: 50 m freestyle, 50 m butterfly, and 4×100 m freestyle relay |
| Laure Manaudou | FRA |
SWI | 2004—2012 | 3–2–1 2005 Montréal SWI gold: 400 m freestyle; 2007 Melbourne SWI gold: 200 m freestyle and 400 m freestyle, silver: 800 m freestyle and 100 m backstroke, bronze: 4×200 m freestyle relay |
| Dušan Mandić | SRB |
WAP | 2012—2016 | 1–0–1 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Andrea Mangiante | ITA |
WAP | 2008 | 0–1–0 2003 Barcelona WAP silver |
| Krisztián Manhercz | HUN |
WAP | 2016 | 0–1–0 2017 Budapest WAP silver |
| Simone Manuel | USA |
SWI | 2016 | 11–3–2 2013 Barcelona SWI gold: 4×100 m freestyle relay (swam in heats only); 2015 Kazan SWI gold: 4×100 m freestyle mixed relay, bronze: 4×100 m freestyle relay; 2017 Budapest SWI gold: 100 m freestyle, 4×100 m freestyle relay, 4×100 m medley relay, 4×100 m freestyle mixed relay, and 4×100 m medley mixed relay, bronze: 50 m freestyle; 2019 Gwangju SWI gold: 50 m freestyle, 100 m freestyle, 4×100 m medley relay, and 4×100 m freestyle mixed relay, silver: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley mixed relay |
| Roxana Maracineanu | FRA |
SWI | 2000 | 1–0–0 1998 Perth SWI gold: 200 m backstroke |
| Xavier Marchand | FRA |
SWI | 1996—2000 | 0–1–0 1998 Perth SWI silver: 200 m medley |
| Igor Marchenko | RUS |
SWI | 2000—2004 | 0–2–1 2001 Fukuoka SWI bronze: 4×100 m medley relay (swam in heats only); 2003 Barcelona SWI silver: 4×100 m medley relay; 2005 Montréal SWI silver: 4×100 m medley relay |
| Serghei Marcoci | URSEUN |
WAP | 1988—1992 | 0–0–2 1986 Madrid WAP bronze (competed for the Soviet Union); 1994 Rome WAP bronze (competed for Russia) |
| Gustavo Marcos | ESP |
WAP | 2000—2004 | 2–1–0 1994 Rome WAP silver; 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Élise Marcotte | CAN |
SWA | 2008—2012 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Tamás Märcz | HUN |
WAP | 2000 | 0–1–0 1998 Perth WAP silver |
| Melanie Margalis | USA |
SWI | 2016 | 2–1–0 2017 Budapest SWI gold: 4×200 m freestyle relay; 2019 Gwangju SWI gold: 4×100 m medley relay (swam in heats only), silver: 4×200 m freestyle relay |
| Luca Marin | ITA |
SWI | 2004—2016 | 0–1–1 2005 Montréal SWI silver: 400 m medley; 2007 Melbourne SWI bronze: 400 m medley |
| Laura Marino | FRA |
DIV | 2016 | 1–0–0 2017 Budapest DIV gold: team |
| Pavo Marković | CRO |
WAP | 2008 | 1–0–0 2007 Melbourne WAP gold |
| Aleksey Markovsky | URS |
SWI | 1980 | 0–3–1 1982 Guayaquil SWI silver: 4×100 m freestyle relay and 4×100 m medley relay; 1986 Madrid SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Elicia Marshall | USA |
SWA | 2000 | 0–0–1 1998 Perth SYN bronze: team |
| Melanie Marshall | GBR |
SWI | 2004—2008 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Sante Marsili | ITA |
WAP | 1972—1980 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Josée Marsolais | CAN |
WAP | 2000 | 0–0–1 2001 Fukuoka WAP bronze |
| David Martín | ESP |
WAP | 2008—2012 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Angel Martino | USA |
SWI | 1992—1996 | 0–2–0 1994 Roma SWI silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Yana Martynova | RUS |
SWI | 2004—2012 | 0–1–0 2007 Melbourne SWI silver: 400 m medley |
| Kei Marumo | JPN |
SWA | 2016 | 0–0–5 2015 Kazan SYN bronze: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN bronze: team Technical and team Free Routine Combination |
| Chiara Masini Luccetti | ITA |
SWI | 2016 | 0–1–0 2015 Kazan SWI silver: 4×200 m freestyle relay |
| Kylie Masse | CAN |
SWI | 2016 | 2–0–3 2017 Budapest SWI gold: 100 m backstroke, bronze: 4×100 m medley mixed relay; 2019 Gwangju SWI gold: 100 m backstroke, bronze: 200 m backstroke and 4×100 m medley relay |
| Manon Masseurs | NED |
SWI | 1996 | 0–1–1 1991 Perth SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay (swam in heats only) |
| Courtney Mathewson | USA |
WAP | 2012—2016 | 1–0–0 2015 Kazan WAP gold |
| Antony Matkovich | AUS |
SWI | 2004 | 2–0–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay (swam in heats only); 2003 Barcelona SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Takeshi Matsuda | JPN |
SWI | 2004—2016 | 0–2–1 2005 Montréal SWI silver: 200 m butterfly; 2009 Roma SWI bronze: 200 m butterfly; 2011 Shanghai SWI silver: 200 m butterfly |
| Ayako Matsumura | JPN |
SWA | 2008 | 0–4–2 2005 Montréal SYN silver: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Technical and team Free Routine Combination; 2007 Melbourne SYN bronze: duet Free and team Free |
| Roland Matthes | GDR |
SWI | 1968—1976 | 3–1–1 1973 Belgrade SWI gold: 100 m backstroke and 200 m backstroke, silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay; 1975 Cali SWI gold: 100 m backstroke |
| Matti Mattsson | FIN |
SWI | 2010—2016 | 0–0–1 2013 Barcelona SWI bronze: 200 m breaststroke |
| Angela Maurer | GER |
SWI | 2008—2012 | 1–3–4 2001 Fukuoka SWI bronze: 25 km open water; 2003 Barcelona SWI silver: 10 km open water, bronze: 25 km open water; 2009 Roma SWI gold: 25 km open water; 2011 Shanghai SWI silver: 25 km open water; 2013 Barcelona SWI silver: 25 km open water, bronze: 10 km open water; 2015 Kazan SWI bronze: 25 km open water |
| Bronwyn Mayer-Smith | AUS |
WAP | 2000—2004 | 0–0–1 1998 Perth WAP bronze (competed as Bronwyn Smith) |
| Wijda Mazereeuw | NED |
SWI | 1972—1976 | 0–2–1 1975 Cali SWI silver: 100 m breaststroke and 200 m breaststroke, bronze: 4×100 m medley relay |
| Dimitrios Mazis | GRE |
WAP | 2000—2008 | 0–0–1 2005 Montréal WAP bronze |
| Raimundas Mažuolis |  LTUURS |
SWI | 1988—1996 | 0–0–1 1994 Roma SWI bronze: 50 m freestyle (competed for Lithuania) |
| Martha McCabe | CAN |
SWI | 2012—2016 | 0–0–1 2011 Shanghai SWI bronze: 200 m breaststroke |
| Alan McClatchey | GBR |
SWI | 1976 | 0–1–0 1975 Cali SWI silver: 4×200 m freestyle relay |
| Caitlin McClatchey | GBR |
SWI | 2004—2012 | 0–0–2 2005 Montréal SWI bronze: 400 m freestyle; 2009 Roma SWI bronze: 4×200 m freestyle relay |
| Alicia McCormack | AUS |
WAP | 2008—2012 | 0–1–0 2007 Melbourne WAP silver |
| Cameron McEvoy | AUS |
SWI | 2012—2016 | 0–4–2 2013 Barcelona SWI silver: 4×100 m medley relay (swam in heats only); 2015 Kazan SWI silver: 100 m freestyle and 4×100 m medley relay, bronze: 4×200 m freestyle relay; 2019 Gwangju SWI silver: 4×100 m freestyle mixed relay (swam in heats only), bronze: 4×100 m freestyle relay |
| Lauren McFall | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Tracey McFarlane | USA |
SWI | 1988 | 1–0–0 1991 Perth SWI gold: 4×100 m medley relay |
| Tyler McGill | USA |
SWI | 2012 | 2–0–1 2009 Roma SWI gold: 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only), bronze: 100 m butterfly |
| David McKeon | AUS |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay |
| Emma McKeon | AUS |
SWI | 2010—2016 | 4–9–4 2013 Barcelona SWI silver: 4×100 m freestyle relay, 4×200 m freestyle relay (swam in heats only), and 4×100 m medley relay (swam in heats only); 2015 Kazan SWI gold: 4×100 m freestyle relay, bronze: 4×100 m medley relay; 2017 Budapest SWI silver: 200 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley mixed relay, bronze: 4×200 m freestyle relay and 4×100 m medley relay; 2019 Gwangju SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley mixed relay, silver: 4×100 m medley relay and 4×100 m freestyle mixed relay, bronze: 100 m butterfly |
| Taylor McKeown | AUS |
SWI | 2016 | 0–0–2 2015 Kazan SWI bronze: 4×100 m medley relay; 2017 Budapest SWI bronze: 4×100 m medley relay |
| Matt McLean | USA |
SWI | 2012 | 1–0–0 2013 Barcelona SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Jack McLoughlin | AUS |
SWI | 2016 | 1–0–0 2019 Gwangju SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Gavin Meadows | GBR |
SWI | 2004 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay |
| Mary T. Meagher | USA |
SWI | 1984—1988 | 2–5–2 1982 Guayaquil SWI gold: 100 m butterfly, silver: 200 m butterfly and 4×100 m medley relay; 1986 Madrid SWI gold: 200 m butterfly, silver: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 1986 Madrid SWI bronze: 200 m freestyle and 100 m butterfly |
| Chris Mears | GBR |
DIV | 2012—2016 | 0–0–1 2015 Kazan DIV bronze: synchronized springboard |
| Etiene Medeiros | BRA |
SWI | 2016 | 1–2–0 2015 Kazan SWI silver: 50 m backstroke; 2017 Budapest SWI gold: 50 m backstroke; 2019 Gwangju SWI silver: 50 m backstroke |
| Jolande van der Meer | NED |
SWI | 1984 | 0–0–1 1986 Madrid SWI bronze: 4×200 m freestyle relay |
| Maud van der Meer | NED |
SWI | 2016 | 1–2–2 2011 Shanghai SWI gold: 4×100 m freestyle relay (swam in heats only); 2015 Kazan SWI silver: 4×100 m freestyle relay; 2017 Budapest SWI silver: 4×100 m freestyle mixed relay (swam in heats only), bronze: 4×100 m freestyle relay and 4×100 m freestyle relay (swam in heats only) |
| Folkert Meeuw | FRG |
SWI | 1968—1976 | 1–0–1 1973 Belgrade SWI bronze: 4×200 m freestyle relay; 1975 Cali SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Helge Meeuw | GER |
SWI | 2004—2012 | 0–2–2 2003 Barcelona SWI bronze: 4×200 m freestyle relay (swam in heats only); 2009 Roma SWI silver: 100 m backstroke and 4×100 m medley relay; 2011 Shanghai SWI bronze: 4×100 m medley relay |
| Patricia Megens | NED |
WAP | 2000 | 1–1–0 1986 Madrid WAP silver (competed as Patricia Libregts); 1991 Perth WAP gold (competed as Patricia Libregts) |
| Annika Mehlhorn | GER |
SWI | 2004 | 0–1–2 2001 Fukuoka SWI silver: 200 m butterfly; 2005 Montréal SWI bronze: 4×100 m medley relay; 2009 Roma SWI bronze: 4×100 m medley relay |
| Kersten Meier | FRG |
SWI | 1972 | 0–2–0 1975 Cali SWI silver: 4×100 m freestyle relay; 1978 West Berlin SWI silver: 4×100 m freestyle relay (swam in heats only) |
| Katie Meili | USA |
SWI | 2016 | 1–1–1 2017 Budapest SWI gold: 4×100 m medley relay (swam in heats only), silver: 100 m breaststroke, bronze: 50 m breaststroke |
| Rūta Meilutytė | LTU |
SWI | 2012—2016 | 1–2–0 2013 Barcelona SWI gold: 100 m breaststroke, silver: 50 m breaststroke; 2015 Kazan SWI silver: 100 m breaststroke |
| Katrin Meißner | GDRGER |
SWI | 1988—2000 | 2–4–1 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event) and 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay (swam in heats only) (competed for Germany); 1994 Roma SWI bronze: 4×100 m freestyle relay (competed for Germany); 1998 Perth SWI silver: 4×100 m freestyle relay (competed for Germany); 2001 Fukuoka SWI gold: 4×100 m freestyle relay, silver: 100 m freestyle (competed for Germany); 2003 Barcelona SWI silver: 4×100 m freestyle relay (competed for Germany) |
| Jarl Inge Melberg | NOR |
SWI | 1992 | 0–0–0 1991 Perth bronze: 4×50 m freestyle relay (demonstration event) |
| Antiopi Melidoni | GRE |
WAP | 2004 | 1–0–0 2011 Shanghai WAP gold |
| Oussama Mellouli |  TUN |
SWI | 2000—2016 | 2–2–4 2003 Barcelona SWI bronze: 400 m medley; 2005 Montréal SWI bronze: 400 m freestyle and 400 m medley; 2009 Roma SWI gold: 1500 m freestyle, silver: 400 m freestyle and 800 m freestyle; 2013 Barcelona SWI gold: 5 km open water, bronze: 10 km open water |
| Nikolay Melnikov | URS |
WAP | 1972—1976 | 1–0–0 1975 Cali WAP gold |
| Kata Menczinger | HUN |
WAP | 2012 | 0–0–1 2013 Barcelona WAP bronze |
| Nurlan Mendygaliyev | URS |
WAP | 1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Gemma Mengual | ESP |
SWA | 2000—2016 | 1–12–6 2003 Barcelona SYN silver: solo and team Free Routine Combination, bronze: duet; 2005 Montréal SYN silver: duet, bronze: solo, team, and team Free Routine Combination; 2007 Melbourne SYN silver: solo Technical, duet Technical, duet Free, and team Free, bronze: solo Free and team Technical; 2009 Roma SYN gold: team Free Routine Combination, silver: solo Technical, solo Free, duet Technical, duet Free, and team Free |
| Ona Meseguer | ESP |
WAP | 2012 | 1–0–0 2013 Barcelona WAP gold |
| Nataliya Meshcheryakova | RUSEUN |
SWI | 1992—1996 | 0–1–1 1994 Roma SWI silver: 50 m freestyle (competed for Russia), bronze: 4×100 m medley relay (competed for Russia) |
| Malia Metella | FRA |
SWI | 2004—2008 | 0–1–0 2005 Montréal SWI silver: 100 m freestyle |
| Mehdy Metella | FRA |
SWI | 2010—2016 | 1–0–3 2015 Kazan SWI gold: 4×100 m freestyle relay, bronze: 4×100 m medley relay; 2017 Budapest SWI bronze: 100 m freestyle; 2019 Gwangju SWI bronze: 4×100 m freestyle mixed relay |
| Caren Metschuck | GDR |
SWI | 1980 | 1–1–0 1978 West Berlin SWI silver: 4×100 m freestyle relay; 1982 Guayaquil SWI gold: 4×100 m freestyle relay |
| Alex Meyer | USA |
SWI | 2012 | 0–1–0 2015 Kazan SWI silver: 25 km open water |
| William Meynard | FRA |
SWI | 2016 | 1–1–2 2009 Roma SWI bronze: 4×100 m freestyle relay (swam in heats only); 2011 Shanghai SWI silver: 4×100 m freestyle relay, bronze: 100 m freestyle; 2013 Barcelona SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Martina Miceli | ITA |
WAP | 2004—2008 | 2–1–1 1994 Rome WAP bronze; 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Rubén Michavila | ESP |
WAP | 1992 | 1–1–0 1991 Perth WAP silver; 1998 Perth WAP gold |
| Chantelle Michell-Newbery | AUS |
DIV | 2000—2008 | 0–1–1 1998 Perth DIV bronze: 3 m springboard (competed as Chantelle Michell); 2005 Montréal DIV silver: synchronized platform (competed as Chantelle Newbery) |
| Clément Mignon | FRA |
SWI | 2016 | 1–0–1 2015 Kazan SWI gold: 4×100 m freestyle relay (swam in heats only); 2019 Gwangju SWI bronze: 4×100 m freestyle mixed relay |
| Vladimir Mikheyev | URS |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Igor Milanović | SCGYUG |
WAP | 1984—1996 | 2–0–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia) |
| Hannah Miley | GBR |
SWI | 2008—2016 | 0–1–1 2009 Roma SWI bronze: 4×200 m freestyle relay (swam in heats only); 2011 Shanghai SWI silver: 400 m medley |
| Cody Miller | USA |
SWI | 2016 | 2–0–0 2015 Kazan gold: 4×100 m medley relay (swam in heats only); 2017 Budapest SWI gold: 4×100 m medley relay (swam in heats only) |
| Alice Mills | AUS |
SWI | 2004—2008 | 1–2–1 2003 Barcelona SWI silver: 200 m medley and 4×200 m freestyle relay, bronze: 4×100 m freestyle relay; 2005 Montréal SWI gold: 4×100 m freestyle relay |
| John Mills | GBR |
SWI | 1972—1976 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Melissa Mills | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Stephen Milne | GBR |
SWI | 2016 | 1–0–0 2017 Budapest SWI gold: 4×200 m freestyle relay |
| Miloš Milošević | CRO |
SWI | 1996—2000 | 0–0–0 1991 Perth bronze: 50 m butterfly (demonstration event) |
| Sumika Minamoto | JPN |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×100 m medley relay |
| Gianni Minervini | ITA |
SWI | 1984—1992 | 0–1–1 1986 Madrid SWI silver: 100 m breaststroke; 1991 Perth SWI bronze: 100 m breaststroke |
| Marc Minguell | ESP |
WAP | 2008—2016 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Viktor Minibayev | RUS |
DIV | 2012—2016 | 0–4–1 2013 Barcelona DIV silver: synchronized platform; 2015 Kazan DIV bronze: synchronized platform; 2017 Budapest DIV silver: synchronized platform; 2019 Gwangju DIV silver: synchronized platform and synchronized platform (mixed) |
| Mike Mintenko | CAN |
SWI | 2000—2004 | 0–1–0 2005 Montréal SWI silver: 4×100 m freestyle relay |
| Arturo Miranda | CAN |
DIV | 2008 | 0–1–0 2007 Melbourne DIV silver: synchronized springboard |
| Lorena Miranda | ESP |
WAP | 2012 | 1–0–0 2013 Barcelona WAP gold |
| Yelena Miroshina | URSEUN |
DIV | 1988—1992 | 0–1–0 1991 Perth DIV silver: platform (competed for the Soviet Union) |
| Alfio Misaggi | ITA |
WAP | 1980—1988 | 0–1–0 1986 Madrid WAP silver |
| Saša Mišić | MNE |
WAP | 2016 | 0–1–0 2013 Barcelona WAP silver |
| Arsens Miskarovs | URS |
SWI | 1980 | 0–1–0 1978 West Berlin SWI silver: 200 m breaststroke |
| Maki Mita | JPN |
SWI | 2000—2008 | 0–0–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay |
| Matt Mitcham | AUS |
DIV | 2008—2012 | 0–0–1 2009 Roma DIV bronze: 1 m springboard |
| Betsy Mitchell | USA |
SWI | 1984—1988 | 1–4–0 1986 Madrid SWI gold: 100 m backstroke, silver: 200 m backstroke, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay |
| Branislav Mitrović | SRB |
WAP | 2016 | 1–0–1 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Stefan Mitrović | SRB |
WAP | 2012—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Risako Mitsui | JPN |
SWA | 2012—2016 | 0–0–4 2015 Kazan SYN bronze: duet Technical, team Technical, team Free, and team Free Routine Combination |
| Takiri Miyazaki | JPN |
DIV | 2004 | 0–0–1 2001 Fukuoka DIV bronze: synchronized platform |
| Alice Mizzau | ITA |
SWI | 2012—2016 | 0–1–0 2015 Kazan SWI silver: 4×200 m freestyle relay |
| Diana Mocanu | ROU |
SWI | 2000 | 1–1–0 2001 Fukuoka SWI gold: 200 m backstroke, silver: 100 m backstroke |
| John Moffet | USA |
SWI | 1984 | 1–0–2 1982 Guayaquil SWI gold: 4×100 m medley relay (swam in heats only), bronze: 100 m breaststroke and 200 m breaststroke |
| Guillermo Molina | ESP |
WAP | 2004—2016 | 1–1–1 2001 Fukuoka WAP gold; 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Endre Molnár | HUN |
WAP | 1968—1980 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver |
| Tamás Molnár | HUN |
WAP | 2000—2008 | 1–3–0 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Aurore Mongel | FRA |
SWI | 2004—2008 | 0–0–1 2007 Melbourne SWI bronze: 4×200 m freestyle relay |
| Kenrick Monk | AUS |
SWI | 2008—2012 | 1–1–1 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only), silver: 4×200 m freestyle relay; 2009 Roma SWI bronze: 4×200 m freestyle relay |
| Ana Montero | ESP |
SWA | 2004 | 0–1–0 2003 Barcelona SYN silver: team Free Routine Combination |
| Jim Montgomery | USA |
SWI | 1976 | 8–1–1 1973 Belgrade SWI gold: 100 m freestyle, 200 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 1975 Cali SWI gold: 4×100 m freestyle relay, bronze: 100 m freestyle; 1978 West Berlin SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay (swam in heats only), silver: 100 m freestyle |
| Irene Montrucchio (DNS) | ESP |
SWA | 2012 | 0–0–1 2011 Shanghai SYN bronze: team Free |
| Heather Moody | USA |
WAP | 2000—2004 | 1–0–0 2003 Barcelona WAP gold |
| Adrian Moorhouse | GBR |
SWI | 1984—1992 | 0–1–0 1991 Perth SWI silver: 100 m breaststroke |
| Pablo Morales | USA |
SWI | 1984—1992 | 2–0–0 1986 Madrid SWI gold: 100 m butterfly and 4×100 m medley relay |
| Martina Moravcová | TCHSVK |
SWI | 1992—2008 | 0–3–2 1998 Perth SWI silver: 100 m freestyle and 200 m freestyle, bronze: 200 m medley (competed for Slovakia); 2003 Barcelona SWI silver: 200 m freestyle, bronze: 100 m butterfly (competed for Slovakia) |
| Marcia Morey | USA |
SWI | 1976 | 0–2–1 1973 Belgrade SWI silver: 4×100 m medley relay; 1975 Cali SWI silver: 4×100 m medley relay, bronze: 100 m breaststroke |
| David Morgan | AUS |
SWI | 2016 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay (swam in heats only) |
| Tomomi Morita | JPN |
SWI | 2004—2008 | 0–1–2 2003 Barcelona SWI bronze: 4×100 m medley relay; 2005 Montréal SWI bronze: 4×100 m medley relay; 2007 Melbourne SWI silver: 4×100 m medley relay |
| Gerald Mörken | FRG |
SWI | 1984 | 0–0–2 1978 West Berlin SWI bronze: 100 m breaststroke; 1982 Guayaquil SWI bronze: 4×100 m medley relay |
| Daniel Moro | ESP |
WAP | 2000—2004 | 1–0–0 2001 Fukuoka WAP gold |
| Iván Moro | ESP |
WAP | 1996—2004 | 2–0–0 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Gisela Morón (DNS) | ESP |
SWA | 2008 | 1–2–2 2003 Barcelona SYN silver: team Free Routine Combination; 2005 Montréal SYN bronze: team Free Routine Combination; 2007 Melbourne SYN silver: team Free, bronze: team Technical; 2009 Roma SYN gold: team Free Routine Combination |
| Vladimir Morozov | RUS |
SWI | 2012—2016 | 0–3–3 2013 Barcelona SWI silver: 50 m freestyle bronze: 4×100 m freestyle relay; 2015 Kazan SWI silver: 4×100 m freestyle relay; 2017 Budapest SWI bronze: 4×100 m medley relay; 2019 Gwangju SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Ed Moses | USA |
SWI | 2000 | 1–0–1 2001 Fukuoka SWI bronze: 100 m breaststroke; 2003 Barcelona SWI gold: 4×100 m medley relay (swam in heats only) |
| Anthony Mosse | NZL |
SWI | 1984—1988 | 0–1–0 1986 Madrid SWI silver: 200 m butterfly |
| Miwako Motoyoshi | JPN |
SWA | 1984 | 0–0–2 1982 Guayaquil SYN bronze: solo and team |
| Kostas Mourikis | GRE |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Giorgi Mshvenieradze | URS |
WAP | 1980—1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Nuzgari Mshvenieradze | URS |
WAP | 1976 | 0–1–0 1973 Belgrade WAP silver |
| Camille Muffat | FRA |
SWI | 2008—2012 | 0–0–4 2011 Shanghai SWI bronze: 200 m freestyle and bronze: 400 m freestyle; 2013 Barcelona SWI bronze: 200 m freestyle and 4×200 m freestyle relay |
| Marianne Muis | NED |
SWI | 1988—1996 | 0–1–2 1986 Madrid SWI bronze: 4×200 m freestyle relay; 1991 Perth SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay |
| Mildred Muis | NED |
SWI | 1988—1992 | 0–1–2 1986 Madrid SWI bronze: 4×200 m freestyle relay (swam in heats only); 1991 Perth SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay |
| Yury Mukhin | EUN |
SWI | 1992 | 0–2–0 1994 Roma SWI silver: 4×200 m freestyle relay and 4×100 m freestyle relay (swam in heats only) (competed for Russia) |
| Aurélie Muller | FRA |
SWI | 2008—2016 | 3–3–0 2011 Shanghai SWI silver: 5 km open water; 2015 Kazan SWI gold: 10 km open water; 2017 Budapest SWI gold: 10 km open water and 4×1.25 km open water relay, silver: 5 km open water; 2019 Gwangju SWI silver: 5 km open water |
| Alberto Munárriz | ESP |
WAP | 2016 | 0–1–0 2019 Gwangju WAP silver |
| Rafa Múñoz | ESP |
SWI | 2008 | 0–0–2 2009 Roma SWI bronze: 50 m butterfly and 100 m butterfly |
| Thalia Munro | USA |
WAP | 2004 | 1–1–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver |
| Diana Munz | USA |
SWI | 2000—2004 | 2–3–2 1998 Perth SWI silver: 800 m freestyle; 2001 Fukuoka SWI gold: 4×200 m freestyle relay, silver: 800 m freestyle, bronze: 1500 m freestyle; 2003 Barcelona SWI gold: 4×200 m freestyle relay, silver: 800 m freestyle, bronze: 400 m freestyle |
| Ross Murdoch | GBR |
SWI | 2016 | 1–1–1 2015 Kazan SWI gold: 4×100 m medley mixed relay (swam in heats only), bronze: 100 m breaststroke; 2017 Budapest SWI silver: 4×100 m medley relay (swam in heats only) |
| John Murphy | USA |
SWI | 1972 | 3–1–0 1973 Belgrade SWI gold: 4×100 m freestyle relay; 1975 Cali SWI gold: 4×100 m freestyle relay and 4×100 m medley relay, silver: 100 m backstroke |
| Patrick Murphy | AUS |
SWI | 2004—2008 | 0–1–3 2005 Montréal SWI bronze: 4×100 m freestyle relay and 4×200 m freestyle relay; 2007 Melbourne SWI silver: 4×200 m freestyle relay; 2009 Roma SWI bronze: 4×200 m freestyle relay |
| Ryan Murphy | USA |
SWI | 2016 | 3–5–1 2015 Kazan SWI gold: 4×100 m medley relay, silver: 4×100 m medley mixed relay; 2017 Budapest SWI gold: 4×100 m medley relay (swam in heats only) and 4×100 m medley mixed relay (swam in heats only), silver: 200 m backstroke, bronze: 100 m backstroke; 2019 Gwangju SWI silver: 200 m backstroke, 4×100 m medley relay, and 4×100 m medley mixed relay |
| Petar Muslim | CRO |
WAP | 2012 | 0–1–2 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver |
| Maddie Musselman | USA |
WAP | 2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Maddalena Musumeci | ITA |
WAP | 2004—2008 | 2–1–0 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Curtis Myden | CAN |
SWI | 1992—2000 | 0–0–1 1998 Perth SWI bronze: 400 m medley |
| Emmanouil Mylonakis | GRE |
WAP | 2008—2016 | 0–0–2 2005 Montréal WAP bronze; 2015 Kazan WAP bronze |
| John Naber | USA |
SWI | 1976 | 1–0–1 1973 Belgrade SWI gold: 4×100 m medley relay (swam in heats only), bronze: 200 m backstroke |
| Shayna Nackoney | CAN |
SWA | 2004 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Tomoko Nagai | JPN |
SWI | 2004 | 0–0–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay |
| Viktor Nagy | HUN |
WAP | 2012—2016 | 1–2–0 2007 Melbourne WAP silver; 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Riho Nakajima | JPN |
SWA | 1996 | 0–1–0 1998 Perth SYN silver: team |
| Kanami Nakamaki | JPN |
SWA | 2016 | 0–0–5 2015 Kazan SYN bronze: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN bronze: team Technical and team Free Routine Combination |
| Mai Nakamura | JPN |
SWI | 1996—2000 | 0–1–2 1998 Perth SWI silver: 100 m backstroke, bronze: 200 m backstroke and 4×100 m medley relay |
| Mai Nakamura | JPN |
SWA | 2012—2016 | 0–0–5 2015 Kazan SYN bronze: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN bronze: team Technical and team Free Routine Combination |
| Reiko Nakamura | JPN |
SWI | 2004—2008 | 0–0–3 2005 Montréal SWI bronze: 200 m backstroke; 2007 Melbourne SWI bronze: 100 m backstroke and 200 m backstroke |
| Yuko Nakanishi | JPN |
SWI | 2000—2008 | 0–0–2 2003 Barcelona SWI bronze: 200 m butterfly; 2005 Montréal SWI bronze: 200 m butterfly |
| Eric Namesnik | USA |
SWI | 1992—1996 | 0–2–1 1991 Perth SWI silver: 200 m medley and 400 m medley; 1994 Roma SWI bronze: 400 m medley |
| Sergey Naumov | RUSURSEUN |
Referee/WAP | 1988—2016 | 0–0–1 1986 Madrid WAP bronze (competed for the Soviet Union) |
| Meagen Nay | AUS |
SWI | 2008—2012 | 0–0–1 2009 Roma SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Lia Neal | USA |
SWI | 2012—2016 | 2–2–1 2015 Kazan SWI silver: 4×100 m medley mixed relay (swam in heats only), bronze: 4×100 m freestyle relay; 2017 Budapest SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×100 m freestyle mixed relay (swam in heats only); 2019 Gwangju SWI silver: 4×100 m freestyle relay (swam in heats only) |
| Leah Neale | AUS |
SWI | 2016 | 1–0–1 2017 Budapest SWI bronze: 4×200 m freestyle relay (swam in heats only); 2019 Gwangju SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Ryk Neethling | RSA |
SWI | 1996—2008 | 0–0–2 2005 Montréal SWI bronze: 100 m freestyle and 200 m freestyle |
| Jade Neilsen | AUS |
SWI | 2012 | 0–1–0 2011 Shanghai SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Gábor Nemes | HUN |
WAP | 1992 | 0–0–1 1991 Perth WAP bronze |
| Stephanie Nesbitt | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Anthony Nesty |  SUR |
SWI | 1984—2008 | 1–0–0 1991 Perth SWI gold: 100 m butterfly |
| Kiley Neushul | USA |
WAP | 2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Robert Newbery | AUS |
DIV | 2000—2008 | 1–0–0 2003 Barcelona DIV gold: synchronized platform |
| Kotuku Ngawati | AUS |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×200 m freestyle relay |
| Benny Nielsen | DEN |
SWI | 1988 | 0–0–1 1986 Madrid SWI bronze: 200 m butterfly |
| Mie Ø. Nielsen | DEN |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 100 m backstroke |
| Susanne Nielsson | DEN |
SWI | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 200 m breaststroke |
| Slobodan Nikić | SRBSCG |
WAP | 2004—2016 | 3–1–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro); 2009 Rome WAP gold (competed for Serbia); 2011 Shanghai WAP silver (competed for Serbia); 2015 Kazan WAP gold (competed for Serbia) |
| Ning Zetao | CHN |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 100 m freestyle |
| Peter Nocke | FRG |
SWI | 1976 | 1–2–1 1973 Belgrade SWI bronze: 4×200 m freestyle relay; 1975 Cali SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay and 4×100 m medley relay |
| Kathleen Nord | GDR |
SWI | 1988 | 2–1–1 1982 Guayaquil SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 400 m medley; 1986 Madrid SWI gold: 400 m medley, bronze: 200 m medley |
| Justin Norris | AUS |
SWI | 2000—2004 | 0–0–1 2001 Fukuoka SWI bronze: 200 m medley |
| Andrea Nott | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Olga Novokshchenova | RUS |
SWA | 1996—2004 | 1–0–0 1998 Perth SYN gold: team |
| Petra Nows | FRG |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m medley relay |
| Georgios Ntoskas | GRE |
WAP | 2008 | 0–0–1 2005 Montréal WAP bronze |
| Andrea Nugent | CAN |
SWI | 1988—1992 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (demonstration event) |
| Lacey Nymeyer | USA |
SWI | 2008 | 1–4–1 2005 Montréal SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay; 2007 Melbourne SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay and 4×100 m medley relay; 2009 Roma SWI silver: 4×200 m freestyle relay |
| Stefan Nystrand | SWE |
SWI | 2000—2012 | 0–0–1 2007 Melbourne SWI bronze: 50 m freestyle |
| Mike O'Brien | USA |
SWI | 1984 | 0–0–1 1986 Madrid SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Siobhan-Marie O'Connor | GBR |
SWI | 2012—2016 | 1–0–1 2015 Kazan SWI gold: 4×100 m medley mixed relay, bronze: 200 m medley |
| Turlough O'Hare | CAN |
SWI | 1988—1992 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (swam in heats only) (demonstration event) |
| Susie O'Neill | AUS |
IOC/SWI | 1992—2005 | 1–2–4 1991 Perth SWI silver: 4×100 m medley relay; 1994 Roma SWI bronze: 100 m butterfly and 200 m butterfly; 1998 Perth SWI gold: 200 m butterfly, silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay and 4×200 m freestyle relay |
| Mo O'Toole | USA |
WAP | 2000 | 0–0–2 1986 Madrid WAP bronze; 1991 Perth WAP bronze |
| Swann Oberson | SUI |
SWI | 2008—2012 | 1–0–0 2011 Shanghai SWI gold: 5 km open water |
| Paulo Obradović | CRO |
WAP | 2012 | 0–1–3 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver |
| Werner Obschernikat | FRG |
WAP | 1976—1988 | 0–0–1 1982 Guayaquil WAP bronze |
| Miki Oca | ESP |
Coach/WAP | 1992—2016 | 0–2–0 1991 Perth WAP silver; 1994 Rome WAP silver |
| Jahir Ocampo | MEX |
DIV | 2016 | 0–0–1 2013 Barcelona DIV bronze: synchronized springboard |
| Alexander Dale Oen | NOR |
SWI | 2004—2008 | 1–0–0 2011 Shanghai SWI gold: 100 m breaststroke |
| Johannes Oesterling | GER |
SWI | 2004 | 0–0–1 2003 Barcelona SWI bronze: 4×200 m freestyle relay |
| Aleksandr Ogorodnikov | EUN |
WAP | 1992 | 0–0–1 1994 Rome WAP bronze (competed for Russia) |
| Poliana Okimoto | BRA |
SWI | 2008—2016 | 1–1–2 2009 Roma SWI bronze: 5 km open water; 2013 Barcelona SWI gold: 10 km open water, silver: 5 km open water, bronze: 5 km open water team |
| Fumiko Okuno | JPN |
SWA | 1992 | 0–2–2 1991 Perth SYN bronze: team; 1994 Roma SYN silver: solo and duet, bronze: team |
| Anna Olasz | HUN |
SWI | 2010—2016 | 0–1–0 2015 Kazan SWI silver: 25 km open water |
| Penny Oleksiak | CAN |
SWI | 2016 | 0–0–5 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay and 4×100 m medley mixed relay; 2019 Gwangju SWI bronze: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay |
| Marc-Antoine Olivier | FRA |
SWI | 2016 | 2–1–1 2017 Budapest SWI gold: 5 km open water and 4×1.25 km open water relay, bronze: 10 km open water; 2019 Gwangju SWI silver: 10 km open water |
| Jon Olsen | USA |
SWI | 1992—1996 | 3–0–0 1994 Roma SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 1998 Perth SWI gold: 4×100 m freestyle relay |
| Yevgeniya Olshevskaya | RUS |
DIV | 2000 | 0–1–1 2001 Fukuoka DIV silver: synchronized platform; 2003 Barcelona DIV bronze: synchronized platform |
| Kano Omata | JPN |
SWA | 2016 | 0–0–4 2015 Kazan SYN bronze: team Technical and team Free Routine Combination; 2017 Budapest SYN bronze: team Technical and team Free Routine Combination |
| Junko Onishi | JPN |
SWI | 2000—2004 | 0–0–1 2001 Fukuoka SWI bronze: 100 m butterfly |
| Marjan op den Velde | NED |
WAP | 2000 | 1–1–0 1991 Perth WAP gold; 1998 Perth WAP silver |
| Craig Oppel | USA |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 4×100 m medley relay (swam in heats only) |
| Annabelle Orme | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Marco Orsi | ITA |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m freestyle relay |
| Bea Ortiz | ESP |
WAP | 2016 | 0–2–0 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Mati Ortíz | ESP |
WAP | 2012—2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Stephanie Ortwig | FRG |
SWI | 1988 | 1–0–0 1991 Perth SWI gold: 4×200 m freestyle relay (competed for Germany) |
| Leonid Osipov | URS |
WAP | 1964—1972 | 0–1–0 1973 Belgrade WAP silver |
| Farida Osman |  EGY |
SWI | 2012—2016 | 0–0–2 2017 Budapest SWI bronze: 50 m butterfly; 2019 Gwangju SWI bronze: 50 m butterfly |
| Rainer Osselmann | FRG |
WAP | 1984—1988 | 0–0–1 1982 Guayaquil WAP bronze |
| Simone Osygus | GER |
SWI | 1992—1996 | 0–2–0 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay and 4×100 m freestyle relay |
| Anne Ottenbrite | CAN |
SWI | 1984 | 0–1–1 1982 Guayaquil SWI silver: 100 m breaststroke, bronze: 200 m breaststroke |
| Jeanette Ottesen Gray | DEN |
SWI | 2004—2016 | 2–2–0 2011 Shanghai SWI gold: 100 m freestyle; 2013 Barcelona SWI gold: 50 m butterfly; 2015 Kazan SWI silver: 50 m butterfly and 100 m butterfly |
| Frank Otto | GERFRG |
WAP | 1984—1992 | 0–0–1 1982 Guayaquil WAP bronze (competed for West Germany) |
| Kristin Otto | GDR |
SWI | 1988 | 7–2–0 1982 Guayaquil SWI gold: 100 m backstroke, 4×100 m freestyle relay, and 4×100 m medley relay; 1986 Madrid SWI gold: 100 m freestyle, 200 m medley, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 50 m freestyle and 100 m butterfly |
| Yelena Ovchinnikova | RUS |
SWA | 2008 | 7–0–0 2001 Fukuoka SYN gold: team; 2003 Barcelona SYN gold: team; 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination |
| Emily Overholt | CAN |
SWI | 2016 | 0–0–2 2015 Kazan SWI bronze: 400 m medley; 2019 Gwangju SWI bronze: 4×200 m freestyle relay |
| Elli Overton | AUS |
SWI | 1992—2000 | 0–0–1 1994 Roma SWI bronze: 200 m medley |
| Rommel Pacheco | MEX |
DIV | 2004—2016 | 0–2–1 2013 Barcelona DIV bronze: synchronized springboard; 2017 Budapest DIV silver: team; 2019 Gwangju DIV silver: 1 m springboard |
| Jake Packard | AUS |
SWI | 2016 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay |
| Yuliya Pakhalina | RUS |
DIV | 2000—2008 | 3–3–3 1998 Perth DIV gold: 3 m springboard and synchronized springboard; 2001 Fukuoka DIV silver: synchronized springboard, bronze: 3 m springboard; 2003 Barcelona DIV silver: 3 m springboard and synchronized springboard; 2007 Melbourne DIV bronze: 1 m springboard; 2009 Roma DIV gold: 1 m springboard, bronze: synchronized springboard |
| Daniil Pakhomov | RUS |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley relay (swam in heats only) |
| Kirk Palmer | AUS |
SWI | 2008 | 0–0–1 2009 Roma SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Kylie Palmer | AUS |
SWI | 2008—2012 | 0–3–0 2011 Shanghai SWI silver: 200 m freestyle and 4×200 m freestyle relay; 2013 Barcelona SWI silver: 4×200 m freestyle relay |
| Paul Palmer | GBR |
SWI | 1992—2000 | 0–0–2 1998 Perth SWI bronze: 400 m freestyle and 4×200 m freestyle relay |
| Gregorio Paltrinieri | ITA |
SWI | 2012—2016 | 3–2–3 2013 Barcelona SWI bronze: 1500 m freestyle; 2015 Kazan SWI gold: 1500 m freestyle, silver: 800 m freestyle; 2017 Budapest SWI gold: 1500 m freestyle, bronze: 800 m freestyle; 2019 Gwangju SWI gold: 800 m freestyle, silver: 4×1.25 km open water relay, bronze: 1500 m freestyle |
| Aleksey Panfili | KAZRUS |
WAP | 1996—2012 | 0–0–1 2001 Fukuoka WAP bronze (competed for Russia) |
| Pang Jiaying | CHN |
SWI | 2004—2012 | 1–0–3 2003 Barcelona SWI bronze: 4×200 m freestyle relay; 2005 Montréal SWI bronze: 4×200 m freestyle relay; 2009 Roma SWI gold: 4×200 m freestyle relay; 2011 Shanghai SWI bronze: 4×200 m freestyle relay |
| Roberto Pangaro | ITA |
SWI | 1972—1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Nikolay Pankin | URS |
SWI | 1968—1976 | 0–0–1 1975 Cali SWI bronze: 200 m breaststroke |
| Denis Pankratov | RUSEUN |
SWI | 1992—2000 | 1–2–0 1994 Roma SWI gold: 200 m butterfly; silver: 4×200 m freestyle relay and 4×100 m medley relay (competed for Russia) |
| Yekaterina Pantyulina-Lisunova | RUS |
WAP | 2008—2016 | 0–0–3 2007 Melbourne WAP bronze (competed as Yekaterina Pantyulina); 2009 Rome WAP bronze (competed as Yekaterina Pantyulina); 2011 Shanghai WAP bronze (competed as Yekaterina Lisunova) |
| Jenny Pareja | ESP |
WAP | 2012 | 1–0–0 2013 Barcelona WAP gold |
| Eddie Parenti | CAN |
SWI | 1992—1996 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (demonstration event) |
| Park Tae-Hwan | KOR |
SWI | 2004—2016 | 2–0–1 2007 Melbourne SWI gold: 400 m freestyle, bronze: 200 m freestyle; 2011 Shanghai SWI gold: 400 m freestyle |
| David Parker | GBR |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 1500 m freestyle |
| Georgina Parkes | AUS |
SWI | 1980—1984 | 0–1–0 1982 Guayaquil SWI silver: 200 m backstroke |
| Vjekoslav Pasković | MNE |
WAP | 2008—2016 | 0–1–0 2013 Barcelona WAP silver |
| Tomislav Paškvalin | YUG |
WAP | 1984—1988 | 1–0–0 1986 Madrid WAP gold |
| Giacomo Pastorino | ITA |
WAP | 2012 | 1–0–0 2011 Shanghai WAP gold |
| Aleksandra Patskevich | RUS |
SWA | 2012—2016 | 13–0–0 2009 Roma SYN gold: team Technical and team Free; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: duet Technical and duet Free |
| Cassie Patten | GBR |
SWI | 2008 | 0–1–0 2007 Melbourne SWI silver: 10 km open water |
| Josip Pavić | CRO |
WAP | 2008—2016 | 1–1–3 2007 Melbourne WAP gold; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver |
| Jordi Payá | ESP |
WAP | 1988—1996 | 0–1–0 1994 Rome WAP silver |
| Keri-Anne Payne | GBR |
SWI | 2008—2016 | 2–0–0 2009 Roma SWI gold: 10 km open water; 2011 Shanghai SWI gold: 10 km open water |
| Nicolle Payne | USA |
WAP | 2000 | 1–0–0 2003 Barcelona WAP gold |
| Todd Pearson | AUS |
SWI | 2000—2004 | 2–0–0 2001 Fukuoka SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay (swam in heats only) |
| Adam Peaty | GBR |
SWI | 2016 | 8–1–1 2015 Kazan SWI gold: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley mixed relay; 2017 Budapest SWI gold: 50 m breaststroke and 100 m breaststroke, silver: 4×100 m medley relay; 2019 Gwangju SWI gold: 50 m breaststroke, 100 m breaststroke, and 4×100 m medley relay, bronze: 4×100 m medley mixed relay |
| Jacob Pebley | USA |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 200 m backstroke |
| Jana Pechanová | CZE |
SWI | 2004—2016 | 0–1–0 2003 Barcelona SWI silver: 5 km open water |
| Rikke Møller Pedersen | DEN |
SWI | 2012—2016 | 0–1–1 2013 Barcelona SWI silver: 200 m breaststroke; 2015 Kazan SWI bronze: 200 m breaststroke |
| Sergio Pedrerol | ESP |
WAP | 1992—2004 | 2–1–0 1994 Rome WAP silver; 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Aaron Peirsol | USA |
SWI | 2000—2008 | 10–2–0 2001 Fukuoka SWI gold: 200 m backstroke; 2003 Barcelona SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay; silver: 4×200 m freestyle relay; 2005 Montréal SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m medley relay; 2007 Melbourne SWI gold: 100 m backstroke, silver: 200 m backstroke; 2009 Roma SWI gold: 200 m backstroke and 4×100 m medley relay |
| Anikó Pelle | HUNITA |
WAP | 2004—2012 | 1–1–0 2001 Fukuoka WAP silver (competed for Hungary); 2005 Montréal WAP gold (competed for Hungary) |
| Federica Pellegrini | ITA |
SWI | 2004—2016 | 6–4–1 2005 Montréal SWI silver: 200 m freestyle; 2007 Melbourne SWI bronze: 200 m freestyle; 2009 Roma SWI gold: 200 m freestyle and 400 m freestyle; 2011 Shanghai SWI gold: 200 m freestyle and 400 m freestyle; 2013 Barcelona SWI silver: 200 m freestyle; 2015 Kazan SWI silver: 200 m freestyle and 4×200 m freestyle relay; 2017 Budapest SWI gold: 200 m freestyle; 2019 Gwangju SWI gold: 200 m freestyle |
| Annie Pelletier | CAN |
DIV | 1996 | 0–0–1 1994 Roma DIV bronze: 1 m springboard |
| Matteo Pelliciari | ITA |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay |
| Pili Peña | ESP |
WAP | 2012—2016 | 1–2–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver; 2019 Gwangju WAP silver |
| Peng Bo | CHN |
DIV | 2004 | 1–1–0 2001 Fukuoka DIV gold: synchronized springboard; 2003 Barcelona DIV silver: 3 m springboard |
| Jill Penner | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Thiago Pereira | BRA |
SWI | 2004—2016 | 0–1–2 2013 Barcelona SWI bronze: 200 m medley and 400 m medley; 2015 Kazan SWI silver: 200 m medley |
| Amaurys Perez | ITA |
WAP | 2012 | 1–0–0 2011 Shanghai WAP gold |
| Iván Pérez | CUBESP |
WAP | 1992—2012 | 2–1–1 1998 Perth WAP gold (competed for Spain); 2001 Fukuoka WAP gold (competed for Spain); 2007 Melbourne WAP bronze (competed for Spain); 2009 Rome WAP silver (competed for Spain) |
| Giacomo Perez-Dortona | FRA |
SWI | 2012 | 1–0–1 2013 Barcelona SWI gold: 4×100 m medley relay; 2015 Kazan SWI bronze: 4×100 m medley relay |
| Kieren Perkins | AUS |
SWI | 1992—2000 | 2–1–0 1991 Perth SWI silver: 1500 m freestyle; 1994 Roma SWI gold: 400 m freestyle and 1500 m freestyle |
| Felipe Perrone | BRAESP |
WAP | 2008—2016 | 0–2–1 2007 Melbourne WAP bronze (competed for Spain); 2009 Rome WAP silver (competed for Spain); 2019 Gwangju WAP silver (competed for Spain) |
| Kiko Perrone | ESP |
WAP | 2008 | 0–0–1 2007 Melbourne WAP bronze |
| Mariangela Perrupato | ITA |
SWA | 2012—2016 | 0–1–1 2015 Kazan SYN bronze: duet Free (mixed); 2017 Budapest SYN silver: duet Free (mixed) |
| Imre Péter | HUN |
WAP | 1992 | 0–0–1 1991 Perth WAP bronze |
| Stefan Peter | FRG |
SWI | 1984 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m medley relay |
| Antonio Petković | CRO |
WAP | 2016 | 0–1–0 2015 Kazan WAP silver |
| Zsolt Petőváry | HUN |
WAP | 1988—1992 | 0–0–1 1991 Perth WAP bronze |
| Heather Petri | USA |
WAP | 2000—2012 | 3–1–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Borut Petrič | YUG |
SWI | 1976—1984 | 0–1–0 1978 West Berlin SWI silver: 1500 m freestyle |
| Darjan Petrič | YUG |
SWI | 1980—1988 | 0–0–1 1982 Guayaquil SWI bronze: 1500 m freestyle |
| Tatyana Petrova | RUS |
WAP | 2000—2004 | 0–0–1 2003 Barcelona WAP bronze |
| Antonio Petrović | MNE |
WAP | 2012—2016 | 0–1–0 2013 Barcelona WAP silver |
| Zoran Petrović | YUG |
WAP | 1984 | 1–0–0 1986 Madrid WAP gold |
| Kim Peyton | USA |
SWI | 1972—1976 | 0–1–0 1973 Belgrade SWI silver: 4×100 m freestyle relay |
| Stefan Pfeiffer | GERFRG |
SWI | 1984—1992 | 1–2–1 1986 Madrid SWI silver: 4×200 m freestyle relay (swam in heats only) (competed for West Germany); 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 400 m freestyle, bronze: 1500 m freestyle (competed for Germany) |
| Frank Pfütze | GDR |
SWI | 1976—1980 | 0–0–1 1975 Cali SWI bronze: 400 m freestyle |
| Michael Phelps | USA |
SWI | 2000—2016 | 26–6–1 2001 Fukuoka SWI gold: 200 m butterfly; 2003 Barcelona SWI gold: 200 m butterfly, 200 m medley, 400 m medley, and 4×100 m medley relay (swam in heats only), silver: 100 m butterfly and 4×200 m freestyle relay; 2005 Montréal SWI gold: 200 m freestyle, 200 m medley, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only), silver: 100 m butterfly; 2007 Melbourne SWI gold: 200 m freestyle, gold: 100 m butterfly, 200 m butterfly, 200 m medley, 400 m medley, 4×100 m freestyle relay, and 4×200 m freestyle relay; 2009 Roma SWI gold: 100 m butterfly, 200 m butterfly, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay, silver: 200 m freestyle; 2011 Shanghai SWI gold: 100 m butterfly, 200 m butterfly, 4×200 m freestyle relay, and 4×100 m medley relay, silver: 200 m freestyle and 200 m medley, bronze: 4×100 m freestyle relay |
| Erin Phenix | USA |
SWI | 2000 | 0–2–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay and 4×100 m medley relay |
| Brian Phillips | CAN |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m medley relay |
| Karen Pickering | GBR |
SWI | 1992—2004 | 1–1–0 2001 Fukuoka SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay |
| Sydney Pickrem | CAN |
SWI | 2016 | 0–0–4 2017 Budapest SWI bronze: 400 m medley; 2019 Gwangju SWI bronze: 200 m breaststroke, 200 m medley, and 4×100 m medley relay |
| Josep Picó | ESP |
WAP | 1992 | 0–2–0 1991 Perth WAP silver; 1994 Rome WAP silver |
| Blake Pieroni | USA |
SWI | 2016 | 4–0–2 2017 Budapest SWI gold: 4×100 m freestyle relay and 4×100 m freestyle mixed relay (swam in heats only), bronze: 4×200 m freestyle relay; 2019 Gwangju SWI gold: 4×100 m freestyle relay and 4×100 m freestyle mixed relay (swam in heats only), bronze: 4×200 m freestyle relay |
| Annamay Pierse | CAN |
SWI | 2008 | 0–1–0 2009 Roma SWI silver: 200 m breaststroke |
| Duško Pijetlović | SRB |
WAP | 2008—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Gojko Pijetlović | SRB |
WAP | 2012—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Denis Pimankov | RUS |
SWI | 1996—2004 | 1–1–1 1998 Perth SWI bronze: 4×100 m freestyle relay; 2003 Barcelona SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay (swam in heats only) |
| Adam Pine | AUS |
SWI | 2000—2008 | 2–1–0 1998 Perth SWI silver: 4×100 m freestyle relay; 2001 Fukuoka SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay (swam in heats only) |
| Andrea Pisano | ITA |
WAP | 1984—1988 | 0–1–0 1986 Madrid WAP silver |
| Fernando Platas | MEX |
DIV | 1992—2004 | 0–2–0 2001 Fukuoka DIV silver: synchronized springboard and synchronized platform |
| Catherine Plewinski | FRA |
SWI | 1988—1992 | 0–2–1 1991 Perth SWI silver: 50 m freestyle and 100 m freestyle, bronze: 100 m butterfly |
| Karla Plugge | NED |
WAP | 2000 | 1–2–0 1991 WAP Perth gold (competed as Karla van der Boon); 1994 Rome WAP silver (competed as Karla van der Boon); 1998 Perth WAP silver (competed as Karla van der Boon) |
| David Plummer | USA |
SWI | 2016 | 1–1–0 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only); 2013 Barcelona SWI silver: 100 m backstroke |
| Maxim Podoprigora | AUT |
SWI | 2000—2008 | 0–1–0 2001 Fukuoka SWI silver: 200 m breaststroke |
| Sarah Poewe | GERRSA |
SWI | 2000—2012 | 0–0–2 2005 Montréal SWI bronze: 4×100 m medley relay (competed for Germany); 2009 Roma SWI bronze: 4×100 m medley relay (competed for Germany) |
| Anne Poleska | GER |
SWI | 2000—2008 | 0–1–0 2005 Montréal SWI silver: 200 m breaststroke |
| Damir Polić | YUG |
WAP | 1976—1980 | 0–0–1 1978 West Berlin WAP bronze |
| Mikhail Polishchuk | RUS |
SWI | 2008—2012 | 0–1–0 2009 Roma SWI silver: 4×200 m freestyle relay |
| Claudia Poll |  CRC |
SWI | 1996—2004 | 1–1–2 1994 Roma SWI bronze: 200 m freestyle and 400 m freestyle; 1998 Perth SWI gold: 200 m freestyle; 2001 Fukuoka SWI silver: 400 m freestyle |
| Sylvia Poll | CRC |
SWI | 1988—1992 | 0–0–0 1991 Perth silver: 50 m backstroke (demonstration event) |
| Andrea Pollack | GDR |
SWI | 1976—1980 | 0–2–1 1978 West Berlin SWI silver: 100 m butterfly and silver: 4×100 m medley relay, bronze: 200 m butterfly |
| Anatoly Polyakov | RUS |
SWI | 2000—2004 | 0–0–1 2001 Fukuoka SWI bronze: 200 m butterfly |
| Igor Polyansky | URS |
SWI | 1988 | 2–0–1 1986 Madrid SWI gold: 100 m backstroke and 200 m backstroke, bronze: 4×100 m medley relay |
| Francesca Pomeri | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Amedeo Pomilio | ITA |
WAP | 1992—2000 | 1–0–0 1994 Rome WAP gold |
| Laia Pons | ESP |
SWA | 2012 | 0–1–0 2013 Barcelona SYN silver: team Free Routine Combination |
| Kyriakos Pontikeas | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Victoria Poon | CAN |
SWI | 2008—2012 | 0–0–1 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay (swam in heats only) |
| Alena Popchanka | BLRFRA |
SWI | 1996—2008 | 1–0–1 2003 Barcelona SWI gold: 200 m freestyle (competed for Belarus); 2007 Melbourne SWI bronze: 4×200 m freestyle relay (competed for France) |
| Aleksandr Popkov | RUS |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley relay |
| Aleksandr Popov | RUSEUN |
IOC/SWI | 1992—2018 | 6–4–1 1994 Roma SWI gold: 50 m freestyle and 100 m freestyle, silver: 4×100 m freestyle relay and 4×100 m medley relay (competed for Russia); 1998 Perth SWI gold: 100 m freestyle, silver: 50 m freestyle, bronze: 4×100 m freestyle relay (competed for Russia); 2003 Barcelona SWI gold: 50 m freestyle, 100 m freestyle, and 4×100 m freestyle relay, silver: 4×100 m medley relay (competed for Russia) |
| Veronika Popova | RUS |
SWI | 2012—2016 | 0–1–1 2013 Barcelona SWI bronze: 4×100 m medley relay; 2017 Budapest SWI silver: 4×100 m medley relay |
| Andrija Popović | YUG |
WAP | 1984 | 1–0–0 1986 Madrid WAP gold |
| Aleksandr Portnov | URS |
DIV | 1980—1988 | 0–0–1 1982 Guayaquil DIV bronze: 3 m springboard |
| Franco Porzio | ITA |
WAP | 1988—1992 | 1–1–0 1986 Madrid WAP silver; 1994 Rome WAP gold |
| Giuseppe Porzio | ITA |
WAP | 1992 | 1–0–0 1994 Rome WAP gold |
| Renco Posinković | YUG |
WAP | 1988 | 1–0–0 1991 Perth WAP gold |
| Francesco Postiglione | ITA |
SWI/WAP | 1992—2004 | 0–1–0 2003 Barcelona WAP silver |
| Stefano Postiglione | ITA |
WAP | 1984—1988 | 0–1–0 1986 Madrid WAP silver |
| Christian Poswiat | GDRGER |
SWI | 1988—1992 | 0–0–1 1991 Perth SWI bronze: 50 m breaststroke (demonstration event) and 4×100 m medley relay (competed for Germany) |
| Camelia Potec | ROU |
SWI | 2000—2012 | 0–0–2 2001 Fukuoka SWI bronze: 200 m freestyle; 2009 Roma SWI bronze: 1500 m freestyle |
| Cynthia Potter-McIngvale | USA |
DIV | 1972—1976 | 0–1–0 1978 West Berlin DIV silver: 3 m springboard (competed as Cynthia Potter) |
| Annette Poulsen | DEN |
SWI | 1988—1992 | 0–0–1 1991 Perth SWI bronze: 4×200 m freestyle relay |
| Svetlana Pozdeyeva | RUS |
SWI | 1996 | 0–0–1 1994 Roma SWI bronze: 4×100 m medley relay |
| Anastasiya Pozdnyakova | RUS |
DIV | 2008—2012 | 0–0–1 2009 Roma DIV bronze: synchronized springboard |
| Ricardo Prado | BRA |
SWI | 1980—1984 | 1–0–0 1982 Guayaquil SWI gold: 400 m medley |
| Vladimir Predkin | RUS |
SWI | 1996 | 0–2–0 1994 Roma SWI silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Christian Presciutti | ITA |
WAP | 2012—2016 | 1–0–0 2011 Shanghai WAP gold |
| Petra Priemer | GDR |
SWI | 1976 | 0–1–0 1978 West Berlin SWI silver: 4×100 m freestyle relay |
| Gennady Prigoda | URSEUN |
SWI | 1988—1992 | 0–1–2 1986 Madrid SWI silver: 4×100 m freestyle relay (competed for the Soviet Union); 1991 Perth SWI bronze: 50 m freestyle and 4×100 m freestyle relay (competed for the Soviet Union) |
| Kirill Prigoda | RUS |
SWI | 2016 | 0–0–3 2017 Budapest SWI bronze: 100 m breaststroke and bronze: 4×100 m medley relay; 2019 Gwangju SWI bronze: 4×100 m medley relay |
| Yury Prilukov | RUS |
SWI | 2004—2008 | 0–2–2 2005 Montréal SWI silver: 400 m freestyle, bronze: 800 m freestyle; 2007 Melbourne SWI silver: 1500 m freestyle, bronze: 400 m freestyle |
| Ágnes Primász | HUN |
WAP | 2004—2008 | 0–1–0 2001 Fukuoka WAP silver |
| Andrija Prlainović | SRB |
WAP | 2008—2016 | 2–1–1 2009 Rome WAP gold; 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Kim Probst | USA |
SWA | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Yekaterina Prokofyeva | RUS |
WAP | 2008—2016 | 0–0–3 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2017 Budapest WAP bronze |
| Yelena Prokofyeva | RUS |
SWA | 2016 | 6–0–0 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination |
| Yuliya Prokopchuk | UKR |
DIV | 2008—2016 | 0–1–1 2013 Barcelona DIV bronze: platform; 2015 Kazan DIV silver: team |
| Yevgeniya Protsenko | RUS |
WAP | 2008 | 0–0–1 2009 Rome WAP bronze |
| Ben Proud | GBR |
SWI | 2016 | 1–0–1 2017 Budapest SWI gold: 50 m butterfly, bronze: 50 m freestyle |
| Berit Puggaard | DEN |
SWI | 1992—1996 | 0–0–1 1991 Perth SWI bronze: 4×200 m freestyle relay |
| Joona Puhakka | FIN |
DIV | 2000—2008 | 0–0–1 2003 Barcelona DIV bronze: 1 m springboard |
| Dean Pullar | AUS |
DIV | 2000 | 0–0–1 1998 Perth DIV bronze: synchronized springboard |
| Tina Punzel | GER |
DIV | 2016 | 0–0–1 2019 Gwangju DIV bronze: synchronized springboard (mixed) |
| Vlad Pyshnenko | RUSEUN |
SWI | 1992—1996 | 0–2–0 1994 Roma SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay (competed for Russia) |
| Roger Pyttel | GDR |
SWI | 1972—1980 | 0–3–3 1973 Belgrade SWI silver: 4×100 m medley relay, bronze: 200 m freestyle and 4×100 m freestyle relay; 1975 Cali SWI silver: 100 m butterfly and 200 m butterfly; 1978 West Berlin SWI bronze: 200 m butterfly |
| Qi Hui | CHN |
SWI | 2000—2008 | 0–1–2 2001 Fukuoka SWI silver: 200 m breaststroke, bronze: 200 m medley; 2003 Barcelona SWI bronze: 200 m breaststroke |
| Qian Hong | CHN |
SWI | 1988—1992 | 1–0–0 1991 Perth SWI gold: 50 m butterfly (demonstration event) and 100 m butterfly |
| Esther Qin | AUS |
DIV | 2016 | 0–0–1 2015 Kazan DIV bronze: synchronized springboard |
| Qin Kai | CHN |
DIV | 2008—2016 | 7–0–0 2007 Melbourne DIV gold: 3 m springboard and synchronized springboard; 2009 Roma DIV gold: 1 m springboard and synchronized springboard; 2011 Shanghai DIV gold: synchronized springboard; 2013 Barcelona DIV gold: synchronized springboard; 2015 Kazan DIV gold: synchronized springboard |
| Qiu Bo | CHN |
DIV | 2010—2016 | 4–1–0 2009 Roma DIV silver: platform; 2011 Shanghai DIV gold: platform and synchronized platform; 2013 Barcelona DIV gold: platform; 2015 Kazan DIV gold: platform |
| Qiu Yuhan | CHN |
SWI | 2012—2014 | 1–0–1 2015 Kazan SWI gold: 4×100 m medley relay (swam in heats only), bronze: 4×200 m freestyle relay |
| Qu Yun | CHN |
SWI | 1996 | 1–2–0 1994 Roma SWI gold: 4×100 m medley relay (swam in heats only), silver: 100 m butterfly and 200 m butterfly |
| Kristine Quance | USA |
SWI | 1996 | 0–1–1 1994 Roma SWI silver: 4×100 m medley relay, bronze: 400 m medley |
| Megan Quann-Jendrick | USA |
SWI | 2000—2008 | 0–2–0 2001 Fukuoka SWI silver: 4×100 m medley relay (competed as Megan Quann); 2007 Melbourne SWI silver: 200 m breaststroke (competed as Megan Jendrick) |
| Elisa Queirolo | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Carla Quint | NED |
WAP | 2000 | 0–1–0 1998 Perth WAP silver |
| Wendy Quirk | CAN |
SWI | 1976 | 0–0–2 1978 West Berlin SWI bronze: 100 m butterfly and 4×100 m freestyle relay |
| Per-Ola Quist | SWE |
SWI | 1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Zdravko Radić | MNE |
WAP | 2008—2016 | 1–1–0 2005 Montréal WAP gold (competed for Serbia and Montenegro); 2013 Barcelona WAP silver (competed for Montenegro) |
| Federica Radicchi | ITA |
WAP | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Paolo Ragosa | ITA |
WAP | 1980 | 1–0–0 1978 West Berlin WAP gold |
| Cinzia Ragusa | ITA |
WAP | 2004—2008 | 0–1–0 2003 Barcelona WAP silver |
| Sava Ranđelović | SRB |
WAP | 2016 | 1–0–1 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Kristóf Rasovszky | HUN |
SWI | 2016 | 1–0–0 2019 Gwangju SWI gold: 5 km open water |
| Bogdan Rath | ITAROU |
WAP | 1996—2004 | 0–1–0 2003 Barcelona WAP silver (competed for Italy) |
| Jamie Rauch | USA |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Nikola Rađen | SRB |
WAP | 2008—2012 | 1–1–0 2009 Rome WAP gold; 2011 Shanghai WAP silver |
| Goran Rađenović | YUG |
WAP | 1988 | 1–0–0 1991 Perth WAP gold |
| Cari Read | CAN |
SWA | 1996 | 0–2–0 1991 Perth SYN silver: team; 1994 Roma SYN silver: team |
| Shayne Reese | AUS |
SWI | 2004—2008 | 2–2–1 2005 Montréal SWI gold: 4×100 m freestyle relay, silver: 4×200 m freestyle relay; 2007 Melbourne SWI gold: 4×100 m freestyle relay; 2009 Roma SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay |
| Christian Reichert | GER |
SWI | 2016 | 2–0–0 2013 Barcelona SWI gold: 5 km open water team; 2015 Kazan SWI gold: 5 km open water team |
| Grace Reid | GBR |
DIV | 2016 | 0–1–0 2017 Budapest DIV silver: synchronized springboard (mixed) |
| Desi Reijers | NED |
SWI | 1984 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Brittany Reimer | CAN |
SWI | 2004 | 0–1–1 2005 Montréal SWI silver: 800 m freestyle, bronze: 1500 m freestyle |
| Heidi Reineck | FRG |
SWI | 1968—1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m freestyle relay |
| Andrey Rekechinsky | RUS |
WAP | 2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Ren Qian | CHN |
DIV | 2016 | 2–1–1 2015 Kazan DIV silver: platform; 2017 Budapest DIV gold: synchronized platform and synchronized platform (mixed), bronze: platform |
| Robbie Renwick | GBR |
SWI | 2008—2016 | 1–0–0 2015 Kazan SWI gold: 4×200 m freestyle relay |
| Georgios Reppas | GRE |
WAP | 2000—2008 | 0–0–1 2005 Montréal WAP bronze |
| Kim Rhodenbaugh | USA |
SWI | 1984 | 0–2–0 1982 Guayaquil SWI silver: 100 m breaststroke and 4×100 m medley relay |
| Steph Rice | AUS |
SWI | 2008—2012 | 0–2–5 2007 Melbourne SWI bronze: 200 m medley; and 400 m medley; 2009 Roma SWI silver: 200 m medley and 4×100 m medley relay (swam in heats only), bronze: 400 m medley; 2011 Shanghai SWI bronze: 400 m medley and 4×100 m medley relay (swam in heats only) |
| Dirk Richter | GDRGER |
SWI | 1988—1992 | 2–2–2 1982 Guayaquil SWI gold: 100 m backstroke (competed for East Germany); 1986 Madrid SWI gold: 4×200 m freestyle relay, silver: 100 m backstroke, bronze: 4×100 m freestyle relay (competed for East Germany); 1991 Perth SWI gold: 50 m backstroke (demonstration event) and 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (competed for Germany) |
| Ulrike Richter | GDR |
SWI | 1976 | 4–0–1 1973 Belgrade SWI gold: 100 m backstroke and 4×100 m medley relay; 1975 Cali SWI gold: 100 m backstroke and 4×100 m medley relay, bronze: 200 m backstroke |
| Brenton Rickard | AUS |
SWI | 2008—2012 | 2–2–2 2007 Melbourne SWI gold: 4×100 m medley relay, silver: 200 m breaststroke, bronze: 100 m breaststroke; 2009 Roma SWI gold: 100 m breaststroke, bronze: 4×100 m medley relay; 2011 Shanghai SWI silver: 4×100 m medley relay |
| Rachel Riddell | CAN |
WAP | 2004 | 0–1–1 2005 Montréal WAP bronze; 2009 Rome WAP silver |
| Vincent Riendeau | CAN |
DIV | 2016 | 0–1–0 2015 Kazan DIV silver: synchronized platform (mixed) |
| Flavia Rigamonti | SUI |
SWI | 2000—2008 | 0–3–0 2001 Fukuoka SWI silver: 1500 m freestyle; 2005 Montréal SWI silver: 1500 m freestyle; 2007 Melbourne SWI silver: 1500 m freestyle |
| Sam Riley | AUS |
SWI | 1992—1996 | 2–1–0 1994 Roma SWI gold: 100 m breaststroke and 200 m breaststroke; 1998 Perth SWI silver: 4×100 m medley relay (swam in heats only) |
| Pandelela Rinong | MAS |
DIV | 2008—2016 | 0–1–4 2009 Roma DIV bronze: synchronized platform; 2013 Barcelona DIV bronze: synchronized platform; 2015 Kazan DIV bronze: platform; 2017 Budapest DIV bronze: synchronized platform; 2019 Gwangju DIV silver: synchronized platform |
| Bec Rippon | AUS |
WAP | 2004—2008 | 0–1–0 2007 Melbourne WAP silver |
| Mel Rippon | AUS |
WAP | 2004—2012 | 0–1–0 2007 Melbourne WAP silver |
| Éva Risztov | HUN |
SWI | 2000—2016 | 0–3–0 2003 Barcelona SWI silver: 400 m freestyle, 200 m butterfly, and 400 m medley |
| James Roberts | AUS |
SWI | 2012—2016 | 1–1–0 2011 Shanghai SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 4×100 m medley relay (swam in heats only) |
| Bruce Robertson | CAN |
SWI | 1972—1976 | 1–0–1 1973 Belgrade SWI gold: 100 m butterfly, bronze: 4×100 m medley relay |
| Christine Robinson | CAN |
WAP | 2004 | 0–1–1 2005 Montréal WAP bronze; 2009 Rome WAP silver |
| Peter Rocca | USA |
SWI | 1976 | 1–1–0 1978 West Berlin SWI gold: 4×100 m medley relay (swam in heats only), silver: 100 m backstroke |
| Irina Rodríguez | ESP |
SWA | 2004—2008 | 1–4–3 2003 Barcelona SYN silver: team Free Routine Combination; 2005 Montréal SYN bronze: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Free, bronze: team Technical; 2009 Roma SYN gold: team Free Routine Combination, silver: team Technical and team Free |
| Joel Rodríguez | MEX |
DIV | 1996—2000 | 0–1–0 2001 Fukuoka DIV silver: synchronized springboard |
| Markus Rogan | AUT |
SWI | 2000—2012 | 0–2–1 2001 Fukuoka SWI silver: 200 m backstroke; 2005 Montréal SWI silver: 200 m backstroke; 2007 Melbourne SWI bronze: 200 m backstroke |
| Phil Rogers | AUS |
SWI | 1992—2000 | 2–0–0 1998 Perth SWI gold: 4×100 m medley relay; 2001 Fukuoka gold: 4×100 m medley relay (swam in heats only) |
| Peter Röhle | FRG |
WAP | 1976—1988 | 0–0–1 1982 Guayaquil WAP bronze |
| Zoran Roje | YUG |
WAP | 1980—1984 | 0–0–1 1978 West Berlin WAP bronze |
| Jesús Miguel Rollán | ESP |
WAP | 1988—2004 | 2–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Mykhailo Romanchuk | UKR |
SWI | 2014—2016 | 0–2–0 2017 Budapest SWI silver: 1500 m freestyle; 2019 Gwangju SWI silver: 1500 m freestyle |
| Vitaly Romanchuk | URS |
WAP | 1976 | 1–1–0 1973 Belgrade WAP silver; 1975 Cali WAP gold |
| Svetlana Romashina | RUS |
SWA | 2008—2016 | 21–0–0 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination; 2009 Roma SYN gold: duet Technical, duet Free, and team Free; 2011 Shanghai SYN gold: duet Technical, duet Free, and team Free Routine Combination; 2013 Barcelona SYN gold: solo Technical, solo Free, duet Technical, and duet Free; 2015 Kazan SYN gold: solo Technical, duet Technical, and duet Free; 2019 Gwangju SYN gold: solo Free, duet Technical, and duet Free |
| Giaan Rooney | AUS |
SWI | 2000—2004 | 3–1–1 2001 Fukuoka SWI gold: 200 m freestyle; 2003 Barcelona SWI silver: 4×200 m freestyle relay (swam in heats only), bronze: 4×100 m medley relay; 2005 Montréal SWI gold: 50 m backstroke and 4×100 m medley relay (swam in heats only) |
| Gabrielle Rose | BRAUSA |
SWI | 1996—2000 | 2–0–0 2003 Barcelona SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×200 m freestyle relay (swam in heats only) (competed for the United States) |
| Massi Rosolino | ITA |
SWI | 1996—2008 | 1–3–1 1998 Perth SWI silver: 200 m freestyle; 2001 Fukuoka SWI gold: 200 m medley, silver: 4×200 m freestyle relay; 2003 Barcelona SWI bronze: 200 m medley; 2007 Melbourne SWI silver: 4×100 m freestyle relay |
| Reuben Ross | CAN |
DIV | 2008—2012 | 0–0–1 2009 Roma DIV bronze: synchronized springboard |
| Matthieu Rosset | FRA |
DIV | 2012—2016 | 1–0–0 2017 Budapest DIV gold: team |
| Keena Rothhammer | USA |
SWI | 1972 | 1–2–0 1973 Belgrade SWI gold: 200 m freestyle, silver: 400 m freestyle and 4×100 m freestyle relay (swam in heats only) |
| Sébastien Rouault | FRA |
SWI | 2008 | 0–1–0 2011 Shanghai SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Antigoni Roumbesi | GRE |
WAP | 2004—2008 | 1–0–0 2011 Shanghai WAP gold |
| Jeff Rouse | USA |
SWI | 1992—1996 | 3–1–0 1991 Perth SWI gold: 100 m backstroke and 4×100 m medley relay; 1994 Roma SWI gold: 4×100 m medley relay, silver: 100 m backstroke |
| Michel Rousseau | FRA |
SWI | 1968—1976 | 0–1–0 1973 Belgrade SWI silver: 100 m freestyle |
| Sharon van Rouwendaal | NED |
SWI | 2012—2016 | 0–4–1 2011 Shanghai SWI bronze: 200 m backstroke; 2015 Kazan SWI silver: 400 m freestyle, 10 km open water, and 5 km open water team; 2017 Budapest SWI silver: 25 km open water |
| Jolanda de Rover | NED |
SWI | 1980—1988 | 0–0–1 1986 Madrid SWI bronze: 4×100 m medley relay |
| Pavlo Rozenberg | GER |
DIV | 2008 | 0–0–1 2011 Shanghai DIV bronze: 1 m springboard |
| Norbert Rózsa | HUN |
SWI | 1992—2000 | 3–1–3 1991 Perth SWI gold: 100 m breaststroke, silver: 200 m breaststroke; 1994 Roma SWI gold: 100 m breaststroke and 200 m breaststroke, bronze: 4×100 m medley relay; 1998 Perth SWI bronze: 200 m breaststroke and 4×100 m medley relay |
| Ruan Yi | CHN |
SWI | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay |
| Taylor Ruck | CAN |
SWI | 2016 | 0–0–3 2019 Gwangju SWI bronze: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only) |
| Ratko Rudić | CROYUG |
Coach/WAP | 1972—2016 | 0–0–1 1973 Belgrade WAP bronze |
| Nils Rudolph | GER |
SWI | 1992 | 0–1–0 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay (swam in heats only) |
| Eduardo Rueda | MEX |
DIV | 2000 | 0–1–0 2001 Fukuoka DIV silver: synchronized platform |
| Simone Ruffini | ITA |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 25 km open water |
| Tracie Ruiz-Conforto | USA |
SWA | 1984—1988 | 1–2–0 1982 Guayaquil SYN gold: solo, silver: duet and team (competed as Tracie Ruiz) |
| Kelly Rulon | USA |
WAP | 2004—2012 | 1–1–0 2005 Montréal WAP silver; 2009 Rome WAP gold |
| Cierra Runge | USA |
SWI | 2016 | 2–0–0 2015 Kazan SWI gold: 4×200 m freestyle relay (swam in heats only); 2017 Budapest SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Thomas Rupprath | GER |
SWI | 2000—2008 | 1–3–0 2001 Fukuoka SWI silver: 50 m backstroke and 4×100 m medley relay; 2003 Barcelona SWI gold: 50 m backstroke; 2007 Melbourne SWI silver: 50 m backstroke |
| Lyubov Rusanova | URS |
SWI | 1976 | 0–1–0 1973 Belgrade SWI silver: 100 m breaststroke |
| Sergey Rusin | URS |
SWI | 1980 | 0–1–0 1978 West Berlin SWI silver: 4×200 m freestyle relay |
| Colin Russell | CAN |
SWI | 2008—2012 | 0–1–0 2005 Montréal SWI silver: 4×200 m freestyle relay |
| Keith Russell | USA |
DIV | 1968 | 0–1–1 1973 Belgrade DIV silver: platform, bronze: 3 m springboard |
| Sarah Ryan | AUS |
SWI | 1996—2004 | 1–1–1 1998 Perth SWI silver: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay; 2001 Fukuoka SWI gold: 4×100 m medley relay |
| Sean Ryan | USA |
SWI | 2016 | 1–0–0 2011 Shanghai SWI gold: 5 km open water team |
| Brian Ryckeman | BEL |
SWI | 2008—2012 | 0–1–0 2013 Barcelona SWI silver: 25 km open water |
| Yevgeny Rylov | RUS |
SWI | 2014—2016 | 2–3–3 2015 Kazan SWI bronze: 200 m backstroke; 2017 Budapest SWI gold: 200 m backstroke, bronze: 4×100 m medley relay; 2019 Gwangju SWI gold: 200 m backstroke, silver: 50 m backstroke, 100 m backstroke, and 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Oleksandra Sabada | UKR |
SWA | 2016 | 0–0–3 2013 Barcelona SYN bronze: team Technical, team Free, and team Free Routine Combination |
| Kateryna Sadurska | UKR |
SWA | 2016 | 0–0–3 2013 Barcelona SYN bronze: team Technical, team Free, and team Free Routine Combination |
| Rich Saeger | USA |
SWI | 1984 | 2–0–0 1982 Guayaquil SWI gold: 4×200 m freestyle relay and 4×100 m freestyle relay (swam in heats only) |
| Jana Salat | CAN |
WAP | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Yekaterina Salimova | RUS |
WAP | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Vladimir Salnikov | URS |
SWI | 1976—1988 | 4–2–0 1978 West Berlin SWI gold: 400 m freestyle and 1500 m freestyle, silver: 4×200 m freestyle relay; 1982 Guayaquil SWI gold: 400 m freestyle and 1500 m freestyle; 1982 Guayaquil SWI silver: 4×200 m freestyle relay |
| Jamie Salter | GBR |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay |
| Aleksandr Samsonov | URS |
SWI | 1972 | 0–0–1 1975 Cali SWI bronze: 4×200 m freestyle relay |
| Daniela Samulski | GER |
SWI | 2000—2008 | 0–3–1 2007 Melbourne SWI silver: 4×200 m freestyle relay (swam in heats only); 2009 Roma SWI silver: 50 m backstroke and 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Germán Sánchez | MEX |
DIV | 2008—2016 | 0–1–0 2015 Kazan DIV silver: synchronized platform |
| Javier Sánchez | ESP |
WAP | 2000—2004 | 1–0–0 2001 Fukuoka WAP gold |
| Julián Sánchez | MEX |
DIV | 2012 | 0–0–1 2011 Shanghai DIV bronze: synchronized springboard |
| Laura Sánchez | MEX |
DIV | 2004—2012 | 0–0–1 2003 Barcelona DIV bronze: synchronized springboard |
| Ricardo Sánchez | ESP |
WAP | 1992 | 0–1–0 1991 Perth WAP silver |
| Kaitlin Sandeno | USA |
SWI | 2000—2004 | 1–0–3 2001 Fukuoka SWI bronze: 800 m freestyle and 200 m butterfly; 2005 Montréal SWI gold: 4×200 m freestyle relay; 2005 Montréal SWI bronze: 400 m medley |
| Summer Sanders | USA |
SWI | 1992 | 1–1–1 1991 Perth SWI gold: 200 m butterfly, silver: 200 m medley, bronze: 400 m medley |
| Sang Xue | CHN |
DIV | 2000 | 1–0–0 2001 Fukuoka DIV gold: synchronized platform |
| Jordi Sans | ESP |
WAP | 1984—2000 | 1–2–0 1991 Perth WAP silver; 1994 Rome WAP silver; 1998 Perth WAP gold |
| Stefanos-Petros Santa | GREROU |
WAP | 1996—2004 | 0–0–1 2005 Montréal WAP bronze (competed for Greece) |
| Mia Santoromito | AUS |
WAP | 2008 | 0–1–0 2007 Melbourne WAP silver |
| Gabriel Santos | BRA |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 4×100 m freestyle relay |
| Nicholas Santos | BRA |
SWI | 2008—2012 | 0–2–1 2015 Kazan SWI silver: 50 m butterfly; 2017 Budapest SWI silver: 50 m butterfly; 2019 Gwangju SWI bronze: 50 m butterfly |
| Michele Santucci | ITA |
SWI | 2008—2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m freestyle relay |
| Alicia Sanz (DNS) | ESP |
SWA | 2004 | 0–1–0 2003 Barcelona SYN silver: team Free Routine Combination |
| Carles Sanz | ESP |
WAP | 1996 | 2–0–0 1998 Perth WAP gold; 2001 Fukuoka WAP gold |
| Aleksandar Šapić | SRBSCG |
WAP | 1996—2008 | 1–1–2 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Jean-Christophe Sarnin | FRA |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 200 m breaststroke |
| László Sárosi | HUN |
WAP | 1968—1976 | 1–1–0 1973 Belgrade WAP gold; 1975 Cali WAP silver |
| Hisayoshi Sato | JPN |
SWI | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×100 m medley relay (swam in heats only) |
| Dmitry Sautin | RUSEUN |
DIV | 1992—2008 | 5–1–3 1994 Roma DIV gold: platform, silver: 3 m springboard (competed for Russia); 1998 Perth DIV gold: 3 m springboard and platform (competed for Russia); 2001 Fukuoka DIV gold: 3 m springboard, bronze: synchronized springboard (competed for Russia); 2003 Barcelona DIV gold: synchronized springboard, bronze: 3 m springboard (competed for Russia); 2007 Melbourne DIV bronze: 3 m springboard (competed for Russia) |
| Anastasiya Savchuk | UKR |
SWA | 2016 | 1–1–9 2013 Barcelona SYN bronze: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN silver: team Free Routine Combination, bronze: team Free; 2019 Gwangju SYN gold: team Highlight Routine, bronze: duet Technical, duet Free, team Technical, team Free, and team Free Routine Combination |
| Jill Savery | USA |
SWA | 1996 | 2–0–0 1991 Perth SYN gold: team; 1994 Roma SYN gold: team |
| Dejan Savić | SRBSCG |
Coach/WAP | 1996—2016 | 1–1–2 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Ðuro Savinović | YUG |
WAP | 1976 | 0–0–1 1973 Belgrade WAP bronze |
| Mateusz Sawrymowicz | POL |
SWI | 2008—2016 | 1–0–0 2007 Melbourne SWI gold: 1500 m freestyle |
| Rick Say | CAN |
SWI | 2000—2008 | 0–2–1 2005 Montréal SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2007 Melbourne SWI bronze: 4×200 m freestyle relay |
| Miloš Šćepanović | MNE |
WAP | 2008—2016 | 0–1–0 2013 Barcelona WAP silver |
| Tobias Schellenberg | GER |
DIV | 2004 | 0–1–2 2003 Barcelona DIV bronze: synchronized springboard; 2005 Montréal DIV silver: synchronized springboard; 2007 Melbourne DIV bronze: synchronized springboard |
| Xuxa Scherer | BRA |
SWI | 1996—2004 | 0–0–1 1994 Roma SWI bronze: 4×100 m freestyle relay |
| Gerhard Schiller | FRG |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Jess Schipper | AUS |
SWI | 2004—2012 | 5–4–1 2003 Barcelona SWI bronze: 4×100 m medley relay; 2005 Montréal SWI gold: 100 m butterfly and 4×100 m medley relay, silver: 200 m butterfly; 2007 Melbourne SWI gold: 200 m butterfly and 4×100 m medley relay, silver: 100 m butterfly; 2009 Roma SWI gold: 200 m butterfly, silver: 100 m butterfly and 4×100 m medley relay |
| Mel Schlanger | AUS |
SWI | 2008—2012 | 1–0–0 2007 Melbourne SWI gold: 4×100 m freestyle relay |
| Svenja Schlicht | FRG |
SWI | 1984—1988 | 1–0–1 1991 Perth SWI gold: 4×200 m freestyle relay (swam in heats only), bronze: 4×100 m medley relay (competed for Germany) |
| Conny Schmalfuß | GER |
DIV | 2000—2004 | 0–2–1 2001 Fukuoka DIV bronze: synchronized springboard; 2003 Barcelona DIV silver: 1 m springboard; 2005 Montréal DIV silver: synchronized springboard |
| Andreas Schmidt | FRG |
SWI | 1976—1984 | 0–2–3 1978 West Berlin SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 4×200 m freestyle relay; 1982 Guayaquil SWI bronze: 4×200 m freestyle relay and 4×100 m medley relay |
| Carmela Schmidt | GDR |
SWI | 1980 | 1–0–1 1982 Guayaquil SWI gold: 400 m freestyle, bronze: 800 m freestyle |
| Gábor Schmiedt | HUN |
WAP | 1988—1992 | 0–1–1 1982 Guayaquil WAP silver; 1991 Perth WAP bronze |
| Allison Schmitt | USA |
SWI | 2008—2016 | 1–4–0 2009 Roma SWI silver: 200 m freestyle and 4×200 m freestyle relay; 2011 Shanghai SWI gold: 4×200 m freestyle relay; 2019 Gwangju SWI silver: 4×100 m freestyle relay (swam in heats only) and 4×200 m freestyle relay (swam in heats only) |
| Petra Schneider | GDR |
SWI | 1980 | 2–1–1 1978 West Berlin SWI bronze: 400 m medley; 1982 Guayaquil SWI gold: 200 m medley and 400 m medley, silver: 400 m freestyle |
| Nathalie Schneyder | USA |
SWA | 1996 | 2–0–0 1991 Perth SYN gold: team; 1994 Roma SYN gold: team |
| Roland Schoeman | RSA |
SWI | 2000—2012 | 3–1–1 2001 Fukuoka SWI bronze: 50 m freestyle; 2005 Montréal SWI gold: 50 m freestyle and 50 m butterfly; 2005 Montréal SWI silver: 100 m freestyle; 2007 Melbourne SWI gold: 50 m butterfly |
| Anke Scholz | GER |
SWI | 1996 | 0–0–1 1994 Roma SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Joseph Schooling |  SGP |
SWI | 2012—2016 | 0–0–2 2015 Kazan SWI bronze: 100 m butterfly; 2017 Budapest SWI bronze: 100 m butterfly |
| Alexander Schowtka | FRG |
SWI | 1984 | 0–2–0 1986 Madrid SWI silver: 4×200 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Daniela Schreiber | GER |
SWI | 2012 | 0–1–2 2009 Roma SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI bronze: 4×100 m freestyle relay |
| Hinkelien Schreuder | NED |
SWI | 2008—2012 | 1–0–0 2009 Roma SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Jürgen Schröder | FRG |
WAP | 1984 | 0–0–1 1982 Guayaquil WAP bronze |
| Brigitte Schuchardt | GDR |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 100 m breaststroke |
| Sabina Schulze | GDR |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 4×100 m freestyle relay |
| Brad Schumacher | USA |
SWI/WAP | 1996—2000 | 1–0–0 1998 Perth SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Ben Schwietert | NED |
SWI | 2016 | 0–1–0 2017 Budapest SWI silver: 4×100 m freestyle mixed relay |
| Duncan Scott | GBR |
SWI | 2014—2016 | 3–1–1 2015 Kazan SWI gold: 4×200 m freestyle relay (swam in heats only); 2017 Budapest SWI gold: 4×200 m freestyle relay, silver: 4×100 m medley relay; 2019 Gwangju SWI gold: 4×100 m medley relay, bronze: 200 m freestyle |
| Fabio Scozzoli | ITA |
SWI | 2012 | 0–2–0 2011 Shanghai SWI silver: 50 m breaststroke and 100 m breaststroke |
| Olga Sedakova | RUSEUN |
SWA | 1992—1996 | 3–0–0 1998 Perth SYN gold: solo, duet, and team (competed for Russia) |
| Emily Seebohm | AUS |
SWI | 2008—2016 | 5–5–4 2007 Melbourne SWI gold: 4×100 m medley relay; 2009 Roma SWI silver: 4×100 m medley relay, bronze: 100 m backstroke; 2013 Barcelona SWI silver: 100 m backstroke, 4×100 m medley relay, and 4×100 m freestyle relay (swam in heats only); 2015 Kazan SWI gold: 100 m backstroke, 200 m backstroke, and 4×100 m freestyle relay, bronze: 4×100 m medley relay; 2017 Budapest SWI gold: 200 m backstroke, silver: 4×100 m freestyle relay (swam in heats only), bronze: 100 m backstroke and 4×100 m medley relay |
| Denis Šefik | MNESRBSCG |
WAP | 2004—2012 | 1–1–1 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Elke Sehmisch | GDR |
SWI | 1972 | 1–0–0 1973 Belgrade SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Karin Seick | FRG |
SWI | 1984—1988 | 0–1–0 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay (competed for Germany) |
| Melissa Seidemann | USA |
WAP | 2012—2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Vladimir Selkov | RUSEUN |
SWI | 1992—1996 | 1–2–1 1991 Perth SWI silver: 4×100 m medley relay (swam in heats only), bronze: 200 m backstroke (competed for the Soviet Union); 1994 Roma SWI gold: 200 m backstroke, silver: 4×100 m medley relay (competed for Russia) |
| Hanna-Maria Seppälä | FIN |
SWI | 2000—2016 | 1–0–0 2003 Barcelona SWI gold: 100 m freestyle |
| Svitlana Serbina | UKR |
DIV | 1996—2000 | 1–0–0 1998 Perth DIV gold: synchronized platform |
| Andriy Serdinov | UKR |
SWI | 2000—2008 | 0–0–2 2003 Barcelona SWI bronze: 100 m butterfly; 2005 Montréal SWI bronze: 100 m butterfly |
| Ione Serrano | ESP |
SWA | 2004 | 0–1–0 2003 Barcelona SYN silver: team Free Routine Combination |
| Anđelo Šetka | CRO |
WAP | 2016 | 1–1–2 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Daiya Seto | JPN |
SWI | 2016 | 4–1–2 2013 Barcelona SWI gold: 400 m medley; 2015 Kazan SWI gold: 400 m medley; 2017 Budapest SWI bronze: 200 m butterfly and 400 m medley; 2019 Gwangju SWI gold: 200 m medley and 400 m medley, silver: 200 m butterfly |
| Christina Seufert | USA |
DIV/Referee | 1984—2012 | 0–1–0 1982 Guayaquil DIV silver: 3 m springboard |
| Katy Sexton | GBR |
SWI | 2000—2004 | 1–1–0 2003 Barcelona SWI gold: 200 m backstroke, silver: 100 m backstroke |
| Erkin Shagayev | URS |
WAP | 1980 | 1–0–0 1982 Guayaquil WAP gold |
| Shan Ying | CHN |
SWI | 1996 | 3–0–2 1994 Roma SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay (swam in heats only), and 4×100 m medley relay (swam in heats only); 1998 Perth SWI bronze: 50 m freestyle and 100 m freestyle |
| Eric Shanteau | USA |
SWI | 2008—2012 | 2–1–1 2009 Roma SWI gold: 4×100 m medley relay, silver: 200 m breaststroke, bronze: 200 m medley; 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only) |
| Shao Yiwen | CHN |
SWI | 2012 | 0–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Yevgeny Sharonov | URSEUN |
WAP | 1980—1992 | 1–0–1 1982 Guayaquil WAP gold (competed for the Soviet Union); 1986 Madrid WAP bronze (competed for the Soviet Union) |
| Royce Sharp | USA |
SWI | 1992 | 0–0–1 1994 Roma SWI bronze: 200 m backstroke |
| Tim Shaw | USA |
SWI/WAP | 1976—1984 | 4–0–0 1973 Belgrade SWI gold: 4×200 m freestyle relay (swam in heats only); 1975 Cali SWI gold: 200 m freestyle, 400 m freestyle, and 1500 m freestyle |
| Courtney Shealy | USA |
SWI | 2000 | 0–2–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only) |
| Vladimir Shemetov | URS |
SWI | 1980 | 0–3–2 1982 Guayaquil SWI silver: 4×200 m freestyle relay and 4×100 m medley relay, bronze: 100 m backstroke; 1991 Perth SWI silver: 4×100 m medley relay, bronze: 50 m backstroke (demonstration event) and 4×100 m freestyle relay |
| Shen Duo | CHN |
SWI | 2014—2016 | 1–0–1 2015 Kazan SWI gold: 4×100 m medley relay, bronze: 4×200 m freestyle relay |
| Nataliya Shepelina | RUS |
WAP | 2004—2008 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Alison Sheppard | GBR |
SWI | 1988—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Shi Jinglin | CHN |
SWI | 2016 | 1–0–3 2015 Kazan SWI gold: 4×100 m medley relay, bronze: 200 m breaststroke; 2017 Budapest SWI bronze: 200 m breaststroke and 4×100 m medley mixed relay (swam in heats only) |
| Shi Tingmao | CHN |
DIV | 2016 | 8–1–0 2011 Shanghai DIV gold: 1 m springboard; 2013 Barcelona DIV gold: synchronized springboard; 2015 Kazan DIV gold: 3 m springboard and synchronized springboard, silver: 1 m springboard; 2017 Budapest DIV gold: 3 m springboard and synchronized springboard; 2019 Gwangju DIV gold: 3 m springboard and synchronized springboard |
| Ai Shibata | JPN |
SWI | 2004—2008 | 0–1–3 2005 Montréal SWI silver: 400 m freestyle, bronze: 800 m freestyle; 2007 Melbourne SWI bronze: 400 m freestyle and 1500 m freestyle |
| Tom Shields | USA |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 4×100 m medley relay |
| Shinri Shioura | JPN |
SWI | 2016 | 0–0–1 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Alla Shishkina | RUS |
SWA | 2012—2016 | 14–0–0 2009 Roma SYN gold: team Technical and team Free; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination; 2019 Gwangju SYN gold: team Technical, team Free, and team Free Routine Combination |
| Yekaterina Shishova | RUS |
WAP | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Rie Shito | JPN |
SWI | 1992 | 0–1–0 1991 Perth SWI silver: 200 m butterfly |
| Anna Shorina | RUS |
SWA | 2004—2008 | 7–0–0 2001 Fukuoka SYN gold: team; 2003 Barcelona SYN gold: team; 2005 Montréal SYN gold: team and team Free Routine Combination; 2007 Melbourne SYN gold: team Technical, team Free, and team Free Routine Combination |
| Tetiana Shtyreva-Volynkina | URS |
DIV | 1972—1976 | 0–1–0 1975 Cali DIV silver: 3 m springboard (competed as Tetiana Volynkina) |
| Mariya Shurochkina | RUS |
SWA | 2016 | 11–0–0 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: team Technical and team Free; 2019 Gwangju SYN gold: team Technical, team Free, and team Free Routine Combination |
| Tim Shuttleworth | GBR |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 5 km open water |
| Nataliya Shybaieva | EUN |
SWI | 1992 | 0–0–1 1986 Madrid SWI bronze: 100 m backstroke (competed for the Soviet Union) |
| Si Yajie | CHN |
DIV | 2016 | 4–1–0 2013 Barcelona DIV gold: platform; 2015 Kazan DIV gold: synchronized platform (mixed); 2017 Budapest DIV gold: synchronized platform, silver: platform; 2019 Gwangju DIV gold: synchronized platform (mixed) |
| Julien Sicot | FRA |
SWI | 2004 | 0–0–2 2003 Barcelona SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m freestyle relay |
| Jani Sievinen | FIN |
SWI | 1992—2004 | 1–1–0 1994 Roma SWI gold: 200 m medley, silver: 400 m medley |
| Carlo Silipo | ITA |
WAP | 1992—2004 | 1–1–0 1994 Rome WAP gold; 2003 Barcelona WAP silver |
| Emily Silver | USA |
SWI | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Anastasiya Simanovich | RUS |
WAP | 2016 | 0–0–1 2017 Budapest WAP bronze |
| Dubravko Šimenc | CROYUG |
WAP | 1988—2004 | 2–0–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia) |
| Roldano Simeoni | ITA |
WAP | 1972—1980 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Heather Simmons-Carrasco | USA |
SWA | 1996 | 2–0–0 1991 Perth SYN gold: team (competed as Heather Simmons); 1994 Roma SYN gold: team (competed as Heather Simmons) |
| Cornelia Sirch | GDR |
SWI | 1988 | 2–0–0 1982 Guayaquil SWI gold: 200 m backstroke; 1986 Madrid SWI gold: 200 m backstroke |
| Peter Sitt | GERFRG |
SWI | 1988—1992 | 1–1–0 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay (competed for Germany) |
| Sarah Sjöström | SWE |
SWI | 2008—2016 | 8–6–3 2009 Roma SWI gold: 100 m butterfly; 2013 Barcelona SWI gold: 100 m butterfly, silver: 100 m freestyle; 2015 Kazan SWI gold: 50 m butterfly and 100 m butterfly, silver: 100 m freestyle and 4×100 m medley relay, bronze: 50 m freestyle; 2017 Budapest SWI gold: 50 m freestyle, 50 m butterfly, and 100 m butterfly silver: 100 m freestyle; 2019 Gwangju SWI gold: 50 m butterfly, silver: 50 m freestyle and 100 m butterfly, bronze: 100 m freestyle and 200 m freestyle |
| Anastasios Skhizas | GRE |
WAP | 2004—2008 | 0–0–1 2005 Montréal WAP bronze |
| Nikolay Skvortsov | RUS |
SWI | 2004—2012 | 0–0–2 2007 Melbourne SWI bronze: 200 m butterfly and 4×100 m medley relay |
| Susan Sloan | CAN |
SWI | 1976 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Roman Sludnov | RUS |
SWI | 2000—2012 | 1–1–1 2001 Fukuoka SWI gold: 100 m breaststroke, silver: 50 m breaststroke; 2007 Melbourne SWI bronze: 4×100 m medley relay (swam in heats only) |
| Andrey Smirnov | URS |
SWI | 1976 | 0–1–1 1975 Cali SWI silver: 400 m medley, bronze: 200 m medley |
| Sergey Smiryagin | URS |
SWI | 1980 | 0–3–1 1982 Guayaquil SWI silver: 4×100 m freestyle relay and 4×100 m medley relay; 1986 Madrid SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) |
| Yasemin Smit | NED |
WAP | 2008 | 0–1–0 2015 Kazan WAP silver |
| Anabelle Smith | AUS |
DIV | 2012—2016 | 0–0–1 2011 Shanghai DIV bronze: synchronized springboard |
| Clark Smith | USA |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Dan Smith | AUS |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay |
| Graeme Smith | GBR |
SWI | 1996—2004 | 0–1–1 2001 Fukuoka SWI silver: 1500 m freestyle, bronze: 800 m freestyle |
| Graham Smith | CAN |
SWI | 1976 | 1–1–0 1978 West Berlin SWI gold: 200 m medley, silver: 100 m breaststroke |
| Kierra Smith | CAN |
SWI | 2016 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m medley relay (swam in heats only) |
| Leah Smith | USA |
SWI | 2016 | 2–2–2 2015 Kazan SWI gold: 4×200 m freestyle relay; 2017 Budapest SWI gold: 4×200 m freestyle relay, silver: 400 m freestyle, bronze: 800 m freestyle; 2019 Gwangju SWI silver: 4×200 m freestyle relay (swam in heats only), bronze: 400 m freestyle |
| Martin Smith | GBR |
SWI | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Shannon Smith | CAN |
SWI | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Mile Smodlaka | CRO |
WAP | 2000—2008 | 1–0–0 2007 Melbourne WAP gold |
| Olivia Smoliga | USA |
SWI | 2016 | 4–0–1 2017 Budapest SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay (swam in heats only); 2019 Gwangju SWI gold: 50 m backstroke and 4×100 m medley relay (swam in heats only), bronze: 100 m backstroke |
| Yury Smolovoy | KAZRUS |
WAP | 1996—2004 | 0–0–1 1994 Rome WAP bronze (competed for Russia) |
| Yelena Smurova | RUS |
WAP | 2000—2008 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Mykola Smyrnov | URS |
WAP | 1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Ingvild Snildal | NOR |
SWI | 2008—2012 | 0–0–1 2009 Roma SWI bronze: 50 m butterfly |
| Yevgeniya Soboleva | RUS |
WAP | 2008—2016 | 0–0–3 2007 Melbourne WAP bronze; 2009 Rome WAP bronze; 2011 Shanghai WAP bronze |
| Michael Söderlund | SWE |
SWI | 1980—1988 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Song Donglun | CHN |
WAP | 2012—2016 | 0–1–0 2011 Shanghai WAP silver |
| Rebecca Soni | USA |
SWI | 2008—2012 | 4–1–1 2009 Roma SWI gold: 100 m breaststroke, silver: 50 m breaststroke; 2011 Shanghai SWI gold: 100 m breaststroke, 200 m breaststroke, and: 4×100 m medley relay, bronze: 50 m breaststroke |
| Slobodan Soro | BRASRB |
WAP | 2008—2016 | 1–1–0 2009 Rome WAP gold (competed for Serbia); 2011 Shanghai WAP silver (competed for Serbia) |
| Ildikó Sós Zirigh | HUN |
WAP | 2004—2008 | 0–1–0 2001 Fukuoka WAP silver |
| Aleksandar Šoštar | SCGYUG |
WAP | 1988—2000 | 2–1–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia) |
| Ash Southern | AUS |
WAP | 2012—2016 | 0–1–0 2013 Barcelona WAP silver |
| Torsten Spanneberg | GER |
SWI | 2000—2004 | 0–1–2 1994 Roma SWI bronze: 4×200 m freestyle relay (swam in heats only); 2001 Fukuoka SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay |
| Gemma Spofforth | GBR |
SWI | 2008—2012 | 1–0–0 2009 Roma SWI gold: 100 m backstroke |
| Christian Sprenger | AUS |
SWI | 2008—2012 | 1–3–2 2009 Roma SWI bronze: 200 m breaststroke and 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI silver: 4×100 m medley relay (swam in heats only); 2013 Barcelona SWI gold: 100 m breaststroke, silver: 50 m breaststroke and 4×100 m medley relay |
| Nicholas Sprenger | AUS |
SWI | 2004—2008 | 1–0–1 2003 Barcelona SWI gold: 4×200 m freestyle relay; 2005 Montréal SWI bronze: 4×200 m freestyle relay |
| Amber Stachowski | USA |
WAP | 2004 | 1–0–0 2003 Barcelona WAP gold |
| Hagen Stamm | GERFRG |
WAP | 1984—1992 | 0–0–1 1982 Guayaquil WAP bronze (competed for West Germany) |
| Mike Stamm | USA |
SWI | 1972 | 1–1–0 1973 Belgrade SWI gold: 4×100 m medley relay, silver: 100 m backstroke |
| Przemysław Stańczyk | POL |
SWI | 2004—2008 | 1–0–0 2007 Melbourne SWI gold: 800 m freestyle |
| Claudia Stănescu | ROU |
SWI | 1992 | 0–0–0 1991 Perth bronze: 4×50 m freestyle relay (demonstration event) |
| Benjamin Starke | GER |
SWI | 2008—2012 | 0–1–1 2009 Roma SWI silver: 4×100 m medley relay; 2011 Shanghai SWI bronze: 4×100 m medley relay |
| Petra van Staveren | NED |
SWI | 1984 | 0–0–1 1986 Madrid SWI bronze: 4×100 m medley relay |
| Antonello Steardo | ITA |
WAP | 1980—1988 | 0–1–0 1986 Madrid WAP silver |
| Marrit Steenbergen | NED |
SWI | 2016 | 0–2–0 2015 Kazan SWI silver: 4×100 m freestyle relay and 4×100 m freestyle mixed relay (swam in heats only) |
| Britta Steffen | GER |
SWI | 2000—2012 | 2–2–3 2007 Melbourne SWI silver: 4×200 m freestyle relay, bronze: 100 m freestyle; 2009 Roma SWI gold: 50 m freestyle and 100 m freestyle, silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay; 2011 Shanghai SWI bronze: 4×100 m freestyle relay |
| Jessica Steffens | USA |
WAP | 2008—2012 | 1–0–0 2009 Rome WAP gold |
| Maggie Steffens | USA |
WAP | 2012—2016 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Angela Steinbach | FRG |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m freestyle relay |
| Klaus Steinbach | GERFRG |
DOSB/SWI | 1972—2006 | 1–4–2 1973 Belgrade SWI bronze: 4×200 m freestyle relay; 1975 Cali SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay and 4×100 m medley relay; 1978 West Berlin SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 100 m freestyle |
| Ádám Steinmetz | HUN |
WAP | 2004—2012 | 0–1–0 2005 Montréal WAP silver |
| Barnabás Steinmetz | HUN |
WAP | 2000—2004 | 1–1–0 1998 Perth WAP silver; 2003 Barcelona WAP gold |
| Manuela Stellmach | GDRGER |
SWI | 1988—1992 | 4–2–1 1986 Madrid SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only), silver: 200 m freestyle (competed for East Germany); 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (competed for Germany) |
| Jill Sterkel | USA |
SWI | 1976—1988 | 1–2–2 1978 West Berlin SWI gold: 4×100 m freestyle relay; 1982 Guayaquil SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 100 m freestyle; 1986 Madrid WAP bronze |
| Christin Steuer | GER |
DIV | 2004—2012 | 0–0–2 2007 Melbourne DIV bronze: platform; 2011 Shanghai DIV bronze: synchronized platform |
| Craig Stevens | AUS |
SWI | 2004—2008 | 1–1–0 2003 Barcelona SWI gold: 4×200 m freestyle relay; 2007 Melbourne SWI silver: 800 m freestyle |
| Mark Stevens | GBR |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Evan Stewart | ZIM |
DIV | 1992—2000 | 1–0–0 1994 Roma DIV gold: 1 m springboard |
| Mel Stewart | USA |
SWI | 1988—1992 | 1–1–0 1991 Perth SWI gold: 200 m butterfly, silver: 4×200 m freestyle relay |
| Mercédesz Stieber | HUN |
WAP | 2004—2008 | 2–1–0 1994 Rome WAP gold; 2001 Fukuoka WAP silver; 2005 Montréal WAP gold |
| Hannah Stockbauer | GER |
SWI | 2000—2004 | 5–1–1 2001 Fukuoka SWI gold: 800 m freestyle and 1500 m freestyle, silver: 4×200 m freestyle relay, bronze: 400 m freestyle; 2003 Barcelona SWI gold: 400 m freestyle, 800 m freestyle, and 1500 m freestyle |
| Hayden Stoeckel | AUS |
SWI | 2008—2012 | 1–1–0 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI silver: 4×100 m medley relay |
| Lutz Stoklasa | FRG |
SWI | 1968—1972 | 0–1–0 1975 Cali SWI silver: 4×100 m medley relay (swam in heats only) |
| Kyle Stolk | NED |
SWI | 2014—2016 | 0–2–0 2015 Kazan SWI silver: 4×100 m freestyle mixed relay (swam in heats only); 2017 Budapest SWI silver: 4×100 m freestyle mixed relay |
| Clementine Stoney | AUS |
SWI | 2000 | 1–0–0 2001 Fukuoka gold: 4×100 m medley relay (swam in heats only) |
| Petar Stoychev | BUL |
SWI | 2000—2012 | 1–0–3 2003 Barcelona SWI bronze: 25 km open water; 2005 Montréal SWI bronze: 10 km open water and 25 km open water; 2011 Shanghai SWI gold: 25 km open water |
| Rod Strachan | USA |
SWI | 1976 | 0–1–0 1973 Belgrade SWI silver: 400 m medley |
| Vyacheslav Strakhov | URS |
DIV | 1972—1976 | 0–0–1 1975 Cali DIV bronze: 3 m springboard |
| Sharleen Stratton | AUS |
DIV | 2008—2012 | 0–0–2 2007 Melbourne DIV bronze: synchronized springboard; 2011 Shanghai DIV bronze: synchronized springboard |
| Astrid Strauß | GDR |
SWI | 1988 | 2–1–0 1986 Madrid SWI gold: 800 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle |
| Jérémy Stravius | FRA |
SWI | 2012—2016 | 4–3–1 2011 Shanghai SWI gold: 100 m backstroke, silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2013 Barcelona SWI gold: 4×100 m freestyle relay and 4×100 m medley relay, silver: 50 m backstroke, bronze: 100 m backstroke; 2015 Kazan SWI gold: 4×100 m freestyle relay |
| Ivar Stukolkin | URS |
SWI | 1980 | 0–2–0 1978 West Berlin SWI silver: 4×200 m freestyle relay (swam in heats only); 1982 Guayaquil SWI silver: 4×200 m freestyle relay |
| Albert Subirats |  VEN |
SWI | 2004—2016 | 0–0–1 2007 Melbourne SWI bronze: 100 m butterfly |
| Vaso Subotić | SCG |
WAP | 1996 | 1–0–0 1991 Perth WAP gold (competed for Yugoslavia) |
| Nora Subschinski | GER |
DIV | 2004—2016 | 0–0–2 2007 Melbourne DIV bronze: synchronized platform; 2011 Shanghai DIV bronze: synchronized platform |
| Attila Sudár | HUN |
WAP | 1976—1980 | 0–2–0 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| Jill Sudduth | USA |
SWA | 1996 | 2–0–0 1994 Roma SYN gold: duet; 1994 Roma SYN gold: team |
| Aleksandr Sukhorukov | RUS |
SWI | 2008—2016 | 0–4–1 2009 Roma SWI silver: 4×100 m freestyle relay and 4×200 m freestyle relay; 2013 Barcelona SWI silver: 4×200 m freestyle relay, bronze: 4×100 m freestyle relay (swam in heats only); 2015 Kazan SWI silver: 4×100 m freestyle relay |
| Sandro Sukno | CRO |
WAP | 2012—2016 | 1–1–3 2009 Rome WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold |
| Eamon Sullivan | AUS |
SWI | 2004—2012 | 2–0–1 2007 Melbourne SWI gold: 4×100 m medley relay, bronze: 100 m freestyle; 2011 Shanghai SWI gold: 4×100 m freestyle relay |
| Sun Huizi | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Sun Meichen | CHN |
SWI | 2016 | 2–0–0 2017 Budapest SWI gold: 200 m freestyle and 400 m freestyle |
| Sun Shuwei | CHN |
DIV | 1992 | 2–1–0 1991 Perth DIV gold: platform; 1994 Roma DIV silver: platform; 1998 Perth DIV gold: synchronized platform |
| Sun Wenyan | CHN |
SWA | 2012—2016 | 0–13–2 ; 2011 Shanghai SYN bronze: solo Free; 2015 Kazan SYN silver: duet Technical, duet Free, team Technical, team Free, and team Free Routine Combination, bronze: solo Technical; 2019 Gwangju SYN silver: duet Technical, duet Free, team Technical, team Free, and team Free Routine Combination |
| Sun Yang | CHN |
SWI | 2008—2016 | 9–2–3 2009 Roma SWI bronze: 1500 m freestyle; 2011 Shanghai SWI gold: 800 m freestyle and 1500 m freestyle, silver: 400 m freestyle, bronze: 4×200 m freestyle relay; 2013 Barcelona SWI gold: 400 m freestyle, 800 m freestyle, and 1500 m freestyle, bronze: 4×200 m freestyle relay; 2015 Kazan SWI gold: 400 m freestyle and 800 m freestyle, silver: 200 m freestyle; 2019 Gwangju SWI gold: 200 m freestyle and 400 m freestyle |
| Sun Yating | CHN |
WAP | 2008—2016 | 0–1–0 2011 Shanghai WAP silver |
| Sun Ye | CHN |
SWI | 2008—2012 | 0–1–0 2011 Shanghai SWI silver: 4×100 m medley relay (swam in heats only) |
| Sun Yujun | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Emiko Suzuki | JPN |
SWA | 2004—2008 | 1–6–4 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team; 2005 Montréal SYN silver: team and team Free Routine Combination, bronze: duet; 2007 Melbourne SYN silver: team Technical and team Free Routine Combination, bronze: duet Technical, duet Free, and team Free |
| Jan Świtkowski | POL |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 200 m butterfly |
| Kseniya Sydorenko | UKR |
SWA | 2008—2016 | 0–1–1 2017 Budapest SYN silver: team Free Routine Combination, bronze: team Free |
| Oleksandr Sydorenko | URS |
SWI | 1980 | 1–0–1 1978 West Berlin SWI bronze: 200 m medley; 1982 Guayaquil SWI gold: 200 m medley |
| Denys Sylantiev | UKR |
SWI | 1996—2008 | 1–0–0 1998 Perth SWI gold: 200 m butterfly |
| József Szabó | HUN |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 200 m breaststroke |
| Tünde Szabó | HUN |
SWI | 1992 | 0–1–0 1991 Perth SWI silver: 100 m backstroke |
| Zoltán Szécsi | HUN |
WAP | 2000—2012 | 1–2–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Andreas Szigat | GER |
SWI | 1992 | 0–0–1 1994 Roma SWI bronze: 4×200 m freestyle relay |
| István Szívós, Jr. | HUN |
WAP | 1968—1980 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver |
| Márton Szivós | HUN |
WAP | 2012—2016 | 1–2–0 2005 Montréal WAP silver; 2007 Melbourne WAP silver; 2013 Barcelona WAP gold |
| Krisztina Szremkó | HUN |
WAP | 2004—2008 | 1–1–0 1994 Rome WAP gold; 2001 Fukuoka WAP silver |
| Gabriella Szűcs | HUN |
WAP | 2012—2016 | 0–0–1 2013 Barcelona WAP bronze |
| Chiara Tabani | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Masako Tachibana | JPN |
SWA | 2008 | 0–4–1 2005 Montréal SYN silver: team and team Free Routine Combination; 2007 Melbourne SYN silver: team Technical and team Free Routine Combination, bronze: team Free |
| Miya Tachibana | JPN |
SWA | 1996—2004 | 1–4–3 1994 Roma SYN silver: duet, bronze: team; 1998 Perth SYN silver: duet and team, bronze: solo; 2001 Fukuoka SYN gold: duet, bronze: solo; 2003 Barcelona SYN silver: duet |
| Nobutaka Taguchi | JPN |
SWI | 1968—1976 | 0–1–2 1973 Belgrade SWI bronze: 100 m breaststroke and 200 m breaststroke; 1975 Cali SWI silver: 100 m breaststroke |
| Roger Tahull | ESP |
WAP | 2016 | 0–1–0 2019 Gwangju WAP silver |
| Yasuko Tajima | JPN |
SWI | 2000 | 0–0–1 1998 Perth SWI bronze: 400 m medley |
| Orsolya Takács | HUN |
WAP | 2008—2016 | 1–0–1 2005 Montréal WAP gold; 2013 Barcelona WAP bronze |
| Kaori Takahashi | JPN |
SWA | 1996 | 0–0–1 1994 Roma SYN bronze: team |
| Aki Takayama | JPN |
SWA | 1992 | 0–1–2 1986 Madrid SYN bronze: team; 1991 Perth SYN silver: duet, bronze: team |
| Miho Takeda | JPN |
SWA | 1996—2004 | 1–5–1 1994 Roma SYN bronze: team; 1998 Perth SYN silver: duet and team; 2001 Fukuoka SYN gold: duet, silver: team; 2003 Barcelona SYN silver: duet and team |
| Tan Liangde | CHN |
DIV | 1984—1992 | 0–2–0 1986 Madrid DIV silver: 3 m springboard; 1991 Perth DIV silver: 3 m springboard |
| Tan Shuping | CHN |
DIV | 1992—1996 | 1–1–0 1994 Roma DIV gold: 3 m springboard, silver: 1 m springboard |
| Masami Tanaka | JPN |
SWI | 1996—2004 | 0–0–1 1998 Perth SWI bronze: 4×100 m medley relay |
| Miyako Tanaka | JPN |
SWA | 1988 | 0–0–1 1986 Madrid SYN bronze: team |
| Liam Tancock | GBR |
SWI | 2008—2012 | 2–0–3 2005 Montréal SWI bronze: 50 m backstroke; 2007 Melbourne SWI bronze: 50 m backstroke and 100 m backstroke; 2009 Roma SWI gold: 50 m backstroke; 2011 Shanghai SWI gold: 50 m backstroke |
| Uğur Taner |  TUR |
SWI | 1992 | 1–0–0 1994 Rome SWI gold: 4×100 m freestyle relay (competed for the United States) |
| Tang Jingzhi | CHN |
SWI | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Tang Mengni | CHN |
SWA | 2016 | 1–6–0 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2019 Gwangju SYN silver: team Free Routine Combination |
| Tang Yi | CHN |
SWI | 2008—2016 | 0–1–1 2011 Shanghai SWI silver: 4×100 m medley relay, bronze: 4×200 m freestyle relay |
| Yekaterina Tankeyeva | RUS |
WAP | 2012 | 0–0–1 2011 Shanghai WAP bronze |
| Ashley Tappin | USA |
SWI | 1992—2000 | 1–1–1 1991 Perth SWI gold: 4×100 m freestyle relay (swam in heats only); 1994 Roma SWI silver: 4×100 m freestyle relay (swam in heats only), bronze: 4×200 m freestyle relay (swam in heats only) |
| Grigory Tarasevich | RUS |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley relay (swam in heats only) |
| Matt Targett | AUS |
SWI | 2008—2012 | 1–2–1 2009 Roma SWI silver: 50 m butterfly, bronze: 4×100 m medley relay; 2011 Shanghai SWI gold: 4×100 m freestyle relay, silver: 50 m butterfly |
| Roser Tarragó | ESP |
WAP | 2012—2016 | 1–1–0 2013 Barcelona WAP gold; 2019 Gwangju WAP silver |
| Davis Tarwater | USA |
SWI | 2012 | 1–0–0 2009 Roma SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Juri Tatsumi | JPN |
SWA | 2000—2004 | 1–2–0 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team |
| Ulrike Tauber | GDR |
SWI | 1976—1980 | 1–2–1 1975 Cali SWI gold: 400 m medley, silver: 200 m medley; 1978 West Berlin SWI silver: 400 m medley, bronze: 200 m medley |
| Veniamin Tayanovich | EUN |
SWI | 1992 | 0–2–1 1986 Madrid SWI silver: 4×100 m freestyle relay (swam in heats only) (competed for the Soviet Union); 1991 Perth SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay (competed for the Soviet Union) |
| Leon Taylor | GBR |
DIV | 1996—2004 | 0–0–1 2005 Montréal DIV bronze: synchronized platform |
| Laura Teani | ITA |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| André Teixeira | BRA |
SWI | 1992—1996 | 0–0–1 1994 Roma SWI bronze: 4×100 m freestyle relay |
| Stefano Tempesti | ITA |
WAP | 2000—2016 | 1–1–0 2003 Barcelona WAP silver; 2011 Shanghai WAP gold |
| Riccardo Tempestini | ITA |
WAP | 1988 | 0–1–0 1986 Madrid WAP silver |
| Teng Fei | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Aya Terakawa | JPN |
SWI | 2004—2012 | 0–1–2 2011 Shanghai SWI silver: 50 m backstroke; 2013 Barcelona SWI bronze: 50 m backstroke and 100 m backstroke |
| Ken Terauchi | JPN |
DIV | 1996—2016 | 0–0–1 2001 Fukuoka DIV bronze: 3 m springboard |
| Cristina Teuscher | USA |
SWI | 1996—2000 | 1–2–1 1994 Roma SWI silver: 400 m freestyle, bronze: 4×200 m freestyle relay; 1998 Perth SWI silver: 4×200 m freestyle relay; 2001 Fukuoka SWI gold: 4×200 m freestyle relay |
| Mark Tewksbury | CAN |
SWI | 1988—1992 | 0–1–0 1991 Perth SWI silver: 50 m backstroke (demonstration event) and 100 m backstroke |
| Stev Theloke | GER |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 100 m backstroke |
| Argyris Theodoropoulos | GRE |
WAP | 2004—2012 | 0–0–1 2005 Montréal WAP bronze |
| Margot Thien | USA |
SWA | 1996 | 1–0–0 1994 Roma SYN gold: team |
| Nick Thoman | USA |
SWI | 2012 | 1–0–0 2011 Shanghai SWI gold: 4×100 m medley relay |
| Karine Thomas | CAN |
SWA | 2012—2016 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Petria Thomas | AUS |
SWI | 1996—2004 | 3–2–2 1998 Perth SWI silver: 200 m butterfly and 4×100 m medley relay, bronze: 100 m butterfly and 4×200 m freestyle relay; 2001 Fukuoka SWI gold: 100 m butterfly, 200 m butterfly, and 4×100 m medley relay |
| Jenny Thompson | USA |
SWI | 1992—2004 | 8–5–2 1991 Perth SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 1994 Roma SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 4×200 m freestyle relay; 1998 Perth SWI gold: 100 m freestyle, 100 m butterfly, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 4×200 m freestyle relay; 2003 Barcelona SWI gold: 100 m butterfly and 4×100 m freestyle relay, silver: 50 m butterfly and 4×100 m medley relay, bronze: 100 m freestyle |
| Kirsten Thomson | AUS |
SWI | 2000 | 0–1–0 2003 Barcelona SWI silver: 4×200 m freestyle relay |
| Markus Thormeyer | CAN |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay (swam in heats only) |
| Ian Thorpe | AUS |
AUS/SWI | 2000—2004 | 11–1–1 1998 Perth SWI gold: 400 m freestyle and 4×200 m freestyle relay; 2001 Fukuoka SWI gold: 200 m freestyle, 400 m freestyle, 800 m freestyle, 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay; 2003 Barcelona SWI gold: 200 m freestyle, 400 m freestyle, and 4×200 m freestyle relay, silver: 200 m medley, bronze: 100 m freestyle |
| Brianna Throssell | AUS |
SWI | 2014—2016 | 2–2–1 2017 Budapest SWI bronze: 4×100 m medley relay (swam in heats only); 2019 Gwangju SWI gold: 4×100 m freestyle relay and 4×200 m freestyle relay, silver: 4×100 m medley relay (swam in heats only) and 4×100 m freestyle mixed relay (swam in heats only) |
| Tian Liang | CHN |
DIV | 1996—2004 | 3–1–2 1998 Perth DIV gold: synchronized platform, silver: platform; 2001 Fukuoka DIV gold: platform and synchronized platform; 2003 Barcelona DIV bronze: platform and synchronized platform |
| Zsuzsanna Tiba | HUN |
WAP | 2004 | 0–1–0 2001 Fukuoka WAP silver |
| Anzhelika Timanina | RUS |
SWA | 2012 | 11–0–0 2009 Roma SYN gold: team Technical and team Free; 2011 Shanghai SYN gold: team Technical, team Free, and team Free Routine Combination; 2013 Barcelona SYN gold: team Technical, team Free, and team Free Routine Combination; 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination |
| Anna Timofeyeva | RUS |
WAP | 2016 | 0–0–2 2009 Rome WAP bronze; 2017 Budapest WAP bronze |
| Vladimir Timoshinin | RUSURS |
DIV | 1988—1996 | 0–0–1 1994 Roma DIV bronze: platform (competed for Russia) |
| Svetlana Timoshinina | RUS |
DIV | 1996—2004 | 0–1–1 2001 Fukuoka DIV silver: synchronized platform; 2003 Barcelona DIV bronze: synchronized platform |
| Yuliya Timoshinina | RUS |
DIV | 2016 | 0–1–0 2019 Gwangju DIV silver: team |
| Paola Tirados | ESP |
SWA | 2000—2008 | 0–5–4 2003 Barcelona SYN silver: team Free Routine Combination, bronze: duet; 2005 Montréal SYN silver: duet, bronze: team, and team Free Routine Combination; 2007 Melbourne SYN silver: duet Technical, duet Free, and team Free, bronze: team Technical |
| Giedrius Titenis | LTU |
SWI | 2008—2016 | 0–0–1 2009 Roma SWI bronze: 200 m breaststroke |
| Volodymyr Tkachenko | URS |
SWI | 1988 | 0–0–1 1991 Perth bronze: 4×100 m freestyle relay (swam in heats only) |
| Giovanni Tocci | ITA |
DIV | 2010—2016 | 0–0–1 2017 Budapest DIV bronze: 1 m springboard |
| Mark Tonelli | AUS |
SWI | 1976—1980 | 0–1–0 1975 Cali SWI silver: 200 m backstroke |
| Gelena Topilina | RUS |
SWA | 2016 | 3–0–0 2015 Kazan SYN gold: team Technical, team Free, and team Free Routine Combination |
| Dara Torres | USA |
SWI | 1984—2008 | 0–1–0 1986 Madrid SWI silver: 4×100 m freestyle relay |
| Andrea Tóth | HUN |
WAP | 2004 | 1–0–0 2005 Montréal WAP gold |
| Frank Tóth | HUN |
WAP | 1992—1996 | 0–1–1 1991 Perth WAP bronze; 1998 Perth WAP silver |
| Ildikó Tóth | HUN |
WAP | 2012—2016 | 0–0–1 2013 Barcelona WAP bronze |
| Imre Tóth | HUN |
WAP | 1988—1992 | 0–0–1 1991 Perth WAP bronze |
| László Tóth | HUN |
WAP | 1988—1996 | 0–0–1 1991 Perth WAP bronze |
| Noémi Tóth | ITA |
WAP | 2004 | 1–1–0 1994 Rome WAP gold (competed for Hungary); 2003 Barcelona WAP silver (competed for Italy) |
| Lois Toulson | GBR |
DIV | 2016 | 0–1–0 2017 Budapest DIV silver: synchronized platform (mixed) |
| Loudy Tourky-Wiggins | AUS |
DIV | 1996—2012 | 0–3–1 2001 Fukuoka DIV bronze: platform (competed as Loudy Tourky); 2003 Barcelona DIV silver: synchronized platform (competed as Loudy Tourky); 2005 Montréal DIV silver: platform and synchronized platform (competed as Loudy Tourky) |
| Paolo Trapanese | ITA |
WAP | 1988 | 0–1–0 1986 Madrid WAP silver |
| Petar Trbojević | SCG |
WAP | 1996—2004 | 1–1–1 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Birgit Treiber | GDR |
SWI | 1976—1980 | 2–5–0 1975 Cali SWI gold: 200 m backstroke and 4×100 m freestyle relay (swam in heats only), silver: 100 m backstroke; 1978 West Berlin SWI silver: 100 m backstroke, 200 m backstroke, 4×100 m medley relay, and 4×100 m freestyle relay (swam in heats only) |
| Christian Tröger | GER |
SWI | 1992—2000 | 1–1–1 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event) and 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay (swam in heats only); 1994 Roma SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Larisa Tsaryova | URS |
SWI | 1976—1980 | 0–0–3 1978 West Berlin SWI bronze: 100 m freestyle, 200 m freestyle, and 4×100 m medley relay |
| Khristina Tsoukala | GRE |
WAP | 2008 | 1–0–0 2011 Shanghai WAP gold |
| Scott Tucker | USA |
SWI | 1996—2000 | 1–2–0 1998 Perth SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay (swam in heats only); 2003 Barcelona SWI silver: 4×100 m freestyle relay |
| Olga Turova | RUS |
WAP | 2004—2008 | 0–0–1 2003 Barcelona WAP bronze |
| Jenny Turrall | AUS |
SWI | 1976 | 1–1–0 1975 Cali SWI gold: 800 m freestyle, silver: 400 m freestyle |
| Vanja Udovičić | SRBSCG |
WAP | 2004—2012 | 2–1–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro); 2009 Rome WAP gold (competed for Serbia); 2011 Shanghai WAP silver (competed for Serbia) |
| Lutz Unger | GDR |
SWI | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Veljko Uskoković | MNESCG |
WAP | 1996—2008 | 0–1–1 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia) |
| Ivan Usov | RUS |
SWI | 2004 | 1–0–0 2003 Barcelona SWI gold: 4×100 m freestyle relay |
| Darya Ustinova | RUS |
SWI | 2014—2016 | 0–0–1 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Anna Ustyukhina | RUS |
WAP | 2016 | 0–0–1 2017 Budapest WAP bronze |
| Melanie Valerio | USA |
SWI | 1996 | 1–0–0 1998 Perth SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Ágnes Valkai | HUN |
WAP | 2004—2008 | 1–1–0 2001 Fukuoka WAP silver; 2005 Montréal WAP gold |
| Erzsébet Valkay | HUNITA |
WAP | 2004—2008 | 0–1–0 2001 Fukuoka WAP silver (competed for Hungary) |
| Jessica Vall | ESP |
SWI | 2016 | 0–0–1 2015 Kazan SWI bronze: 200 m breaststroke |
| Xavi Vallès | ESP |
WAP | 2008—2012 | 0–1–1 2007 Melbourne WAP bronze; 2009 Rome WAP silver |
| Márton Vámos | HUN |
WAP | 2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Amy Van Dyken | USA |
SWI | 1996—2000 | 3–2–1 1994 Roma SWI silver: 4×100 m freestyle relay and 4×100 m medley relay, bronze: 50 m freestyle; 1998 Perth SWI gold: 50 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay |
| Chantal Van Landeghem | CAN |
SWI | 2016 | 0–0–3 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay; 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay and 4×100 m medley mixed relay (swam in heats only) |
| Moriah Van Norman | USA |
WAP | 2008 | 2–1–0 2005 Montréal WAP silver; 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Lauren Van Oosten | CAN |
SWI | 2004 | 0–0–1 1998 Perth SWI bronze: 100 m breaststroke |
| Karen Van Wirdum | AUS |
SWI | 1988—1996 | 0–1–0 1991 Perth SWI silver: 4×100 m medley relay |
| Kim Vandenberg | USA |
SWI | 2008 | 0–1–0 2007 Melbourne SWI silver: 200 m butterfly |
| Peter Vanderkaay | USA |
SWI | 2004—2012 | 4–0–0 2005 Montréal SWI gold: 4×200 m freestyle relay and 4×200 m freestyle relay; 2009 Roma SWI gold: 4×200 m freestyle relay (swam in heats only); 2011 Shanghai SWI gold: 4×200 m freestyle relay |
| Gary Vandermeulen | CAN |
SWI | 1988 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (swam in heats only) (demonstration event) |
| Tauna Vandeweghe | USA |
SWI | 1976 | 0–1–0 1975 Cali SWI silver: 4×100 m medley relay (swam in heats only) |
| Federico Vanelli | ITA |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×1.25 km open water relay |
| Dániel Varga | HUN |
WAP | 2008—2016 | 1–2–0 2005 Montréal WAP silver; 2007 Melbourne WAP silver; 2013 Barcelona WAP gold |
| Dénes Varga | HUN |
WAP | 2008—2016 | 1–2–0 2007 Melbourne WAP silver; 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Tamás Varga | HUN |
WAP | 2004—2012 | 1–0–0 2003 Barcelona WAP gold |
| Zsolt Varga | HUN |
WAP | 1992—2000 | 0–1–0 1998 Perth WAP silver |
| Svetlana Varganova | URS |
SWI | 1980 | 1–0–1 1982 Guayaquil SWI gold: 200 m breaststroke, bronze: 4×100 m medley relay |
| Attila Vári | HUN |
WAP | 2000—2004 | 1–2–0 1998 Perth WAP silver; 2003 Barcelona WAP gold; 2005 Montréal WAP silver |
| Aliaksandr Varlamau | BLR |
DIV | 2004—2008 | 0–0–1 1998 Perth DIV bronze: synchronized platform |
| Jesse Vassallo | USA |
SWI | 1984 | 2–1–0 1978 West Berlin SWI gold: 200 m backstroke and 400 m medley, silver: 200 m medley |
| Aleksey Vdovin | EUN |
WAP | 1992 | 1–0–0 1982 Guayaquil WAP gold (competed for the Soviet Union) |
| Dan Veatch | USA |
SWI | 1988 | 1–0–0 1986 Madrid SWI gold: 4×100 m medley relay |
| Mark Veens | NED |
SWI | 1996—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Marleen Veldhuis | NED |
SWI | 2004—2012 | 2–2–4 2005 Montréal SWI silver: 50 m freestyle; 2007 Melbourne SWI silver: 100 m freestyle, bronze: 50 m freestyle and 4×100 m freestyle relay; 2009 Roma SWI gold: 4×100 m freestyle relay, bronze: 50 m freestyle; 2011 Shanghai SWI gold: 4×100 m freestyle relay, bronze: 50 m freestyle |
| Alessandro Velotto | ITA |
WAP | 2016 | 1–0–0 2019 Gwangju WAP gold |
| Wilma van Velsen | NED |
SWI | 1980—1984 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m freestyle relay |
| Erik Vendt | USA |
SWI | 2000—2008 | 0–1–1 2001 Fukuoka SWI silver: 400 m medley; 2003 Barcelona SWI bronze: 1500 m freestyle |
| Esmee Vermeulen | NED |
SWI | 2016 | 0–0–1 2013 Barcelona SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Dávid Verrasztó | HUN |
SWI | 2012—2016 | 0–2–0 2015 Kazan SWI silver: 400 m medley; 2017 Budapest SWI silver: 400 m medley |
| Zoltán Verrasztó | HUN |
SWI | 1972—1980 | 1–1–1 1973 Belgrade SWI silver: 200 m backstroke; 1975 Cali SWI gold: 200 m backstroke; 1978 West Berlin SWI bronze: 200 m backstroke |
| Sebastiaan Verschuren | NED |
SWI | 2012—2016 | 0–1–0 2015 Kazan SWI silver: 4×100 m freestyle mixed relay |
| Mark Versfeld | CAN |
SWI | 2000 | 0–1–1 1998 Perth SWI silver: 100 m backstroke, bronze: 200 m backstroke |
| Annemarie Verstappen | NED |
SWI | 1984 | 1–1–4 1982 Guayaquil SWI gold: 200 m freestyle, silver: 100 m freestyle, bronze: 4×100 m freestyle relay; 1986 Madrid SWI bronze: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay |
| Maicol Verzotto | ITA |
DIV | 2016 | 0–0–1 2015 Kazan DIV bronze: synchronized springboard (mixed) |
| Frano Vićan | CRO |
WAP | 2000—2012 | 1–0–0 2007 Melbourne WAP gold |
| Mirko Vičević | SCGYUG |
WAP | 1988—1996 | 2–0–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia) |
| Lorenza Vigarani | ITA |
SWI | 1988—1996 | 0–0–1 1994 Roma SWI bronze: 200 m backstroke |
| Penny Vilagos | CAN |
SWA | 1992 | 1–0–0 1982 Guayaquil SYN gold: team |
| Vicky Vilagos | CAN |
SWA | 1992 | 1–0–0 1982 Guayaquil SYN gold: team |
| Brenda Villa | USA |
WAP | 2000—2012 | 3–1–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Balázs Vincze | HUN |
WAP | 1988—1996 | 0–1–1 1991 Perth WAP bronze; 1998 Perth WAP silver |
| Lorenzo Vismara | ITA |
SWI | 2000—2004 | 0–1–0 2007 Melbourne SWI silver: 4×100 m freestyle relay (swam in heats only) |
| Lisa Vitting | GER |
SWI | 2012 | 0–0–1 2011 Shanghai SWI bronze: 4×100 m freestyle relay |
| Angelos Vlachopoulos | GRE |
WAP | 2016 | 0–0–1 2015 Kazan WAP bronze |
| Kirsten Vlieghuis | NED |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 800 m freestyle |
| Antonios Vlontakis | GRE |
WAP | 2000—2008 | 0–0–1 2005 Montréal WAP bronze |
| Renate Vogel | GDR |
SWI | 1972 | 3–0–0 1973 Belgrade SWI gold: 100 m breaststroke, 200 m breaststroke, and 4×100 m medley relay |
| Sandra Völker | GER |
SWI | 1992—2004 | 1–3–3 1998 Perth SWI silver: 50 m freestyle and 4×100 m freestyle relay, bronze: 100 m backstroke; 2001 Fukuoka SWI gold: 4×100 m freestyle relay, bronze: 50 m freestyle and 100 m freestyle; 2003 Barcelona SWI silver: 4×100 m freestyle relay |
| Dmitry Volkov | URSEUN |
SWI | 1988—1992 | 0–1–2 1986 Madrid SWI bronze: 100 m breaststroke and bronze: 4×100 m medley relay (competed for the Soviet Union); 1991 Perth SWI silver: 4×100 m medley relay (competed for the Soviet Union) |
| Yelena Volkova | URSEUN |
SWI | 1988—1992 | 1–0–1 1991 Perth SWI gold: 200 m breaststroke (competed for the Soviet Union), bronze: 100 m breaststroke (competed for the Soviet Union) |
| Dana Vollmer | USA |
SWI | 2004—2016 | 4–4–2 2007 Melbourne SWI gold: 4×200 m freestyle relay, silver: 4×100 m freestyle relay (swam in heats only) and 4×100 m medley relay (swam in heats only); 2009 Roma SWI silver: 4×200 m freestyle relay, bronze: 200 m freestyle; 2011 Shanghai SWI gold: 100 m butterfly and 4×100 m medley relay, silver: 4×100 m freestyle relay; 2013 Barcelona SWI gold: 4×100 m medley relay, bronze: 100 m butterfly |
| Roman Volodkov | UKR |
DIV | 1996—2004 | 0–1–1 2001 Fukuoka DIV bronze: synchronized platform; 2003 Barcelona DIV silver: synchronized platform |
| Anna Voloshyna | UKR |
SWA | 2016 | 0–1–9 2013 Barcelona SYN bronze: duet Free, team Technical, team Free, and team Free Routine Combination; 2017 Budapest SYN silver: team Free Routine Combination, bronze: solo Technical, solo Free, duet Technical, duet Free, and team Free |
| Christian vom Lehn | GER |
SWI | 2010—2016 | 0–0–1 2011 Shanghai SWI bronze: 200 m breaststroke |
| Valentina Vorontsova | RUS |
WAP | 2004—2008 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Manthos Voulgarakis | GRE |
WAP | 2012 | 0–0–1 2005 Montréal WAP bronze |
| Zdeslav Vrdoljak | CRO |
WAP | 1996—2008 | 1–0–0 2007 Melbourne WAP gold |
| Shannon Vreeland | USA |
SWI | 2012 | 4–0–1 2013 Barcelona SWI gold: 4×100 m freestyle relay, 4×200 m freestyle relay, and 4×100 m medley relay (swam in heats only); 2015 Kazan SWI gold: 4×200 m freestyle relay (swam in heats only), bronze: 4×100 m freestyle relay (swam in heats only) |
| Josip Vrlić | BRA |
WAP | 2016 | 0–0–1 2019 Gwangju WAP bronze |
| Vlada Vujasinović | SRBSCG |
WAP | 1996—2008 | 1–1–2 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Nenad Vukanić | SCG |
WAP | 2000 | 0–1–1 1998 Perth WAP bronze (competed for FR Yugoslavia); 2001 Fukuoka WAP silver (competed for FR Yugoslavia) |
| Arkady Vyachanin | RUS |
SWI | 2004—2012 | 0–3–1 2003 Barcelona SWI silver: 100 m backstroke and 4×100 m medley relay; 2005 Montréal SWI silver: 4×100 m medley relay; 2007 Melbourne SWI bronze: 4×100 m medley relay |
| Alyona Vylegzhanina | RUS |
WAP | 2008 | 0–0–2 2007 Melbourne WAP bronze; 2009 Rome WAP bronze |
| Allison Wagner | USA |
SWI | 1996 | 0–2–0 1994 Roma SWI silver: 200 m medley and 400 m medley |
| Janie Wagstaff | USA |
SWI | 1992 | 1–0–2 1991 Perth SWI gold: 4×100 m medley relay, bronze: 100 m backstroke and 200 m backstroke |
| Kelsey Wakefield | AUS |
WAP | 2016 | 0–1–0 2013 Barcelona WAP silver |
| Carolyn Waldo | CAN |
SWA | 1984—1988 | 4–0–0 1982 Guayaquil SYN gold: team; 1986 Madrid SYN gold: solo, duet, and team |
| Laura Walker | USA |
SWI | 1988 | 0–3–0 1986 Madrid SWI silver: 4×100 m freestyle relay (swam in heats only), 4×200 m freestyle relay (swam in heats only), and 4×100 m medley relay (swam in heats only) |
| Neil Walker | USA |
SWI | 2000—2004 | 5–2–0 1998 Perth SWI gold: 4×100 m freestyle relay, silver: 4×100 m medley relay; 2003 Barcelona SWI gold: 4×100 m medley relay (swam in heats only), silver: 4×100 m freestyle relay; 2005 Montréal SWI gold: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 2007 Melbourne SWI gold: 4×100 m freestyle relay |
| Chris Walker-Hebborn | GBR |
SWI | 2012—2016 | 1–1–0 2015 Kazan SWI gold: 4×100 m medley mixed relay; 2017 Budapest SWI silver: 4×100 m medley relay |
| Dan Wallace | GBR |
SWI | 2016 | 1–0–0 2015 Kazan SWI gold: 4×200 m freestyle relay |
| Christer Wallin | SWE |
SWI | 1988—1996 | 1–0–0 1994 Roma SWI gold: 4×200 m freestyle relay |
| Dave Walters | USA |
SWI | 2008 | 4–0–1 2007 Melbourne SWI gold: 4×200 m freestyle relay (swam in heats only); 2009 Roma SWI gold: 4×200 m freestyle relay and 4×100 m medley relay; 2011 Shanghai SWI gold: 4×200 m freestyle relay (swam in heats only), bronze: 4×100 m freestyle relay (swam in heats only) |
| Wang Feng | CHN |
DIV | 2004—2008 | 4–1–1 2001 Fukuoka DIV gold: 1 m springboard; 2003 Barcelona DIV silver: synchronized springboard; 2005 Montréal DIV gold: synchronized springboard, bronze: 1 m springboard; 2007 Melbourne DIV gold: synchronized springboard; 2009 Roma DIV gold: synchronized springboard |
| Wang Hao | CHN |
DIV | 2012 | 1–0–0 2011 Shanghai DIV gold: synchronized platform |
| Wang Kenan | CHN |
DIV | 2004 | 1–1–0 2001 Fukuoka DIV gold: synchronized springboard; 2003 Barcelona DIV silver: 1 m springboard |
| Wang Na | CHN |
SWA | 2004—2008 | 0–1–2 2009 Roma SYN silver: team Free Routine Combination, bronze: team Technical and team Free |
| Wang Shun | CHN |
SWI | 2012—2016 | 0–1–4 2011 Shanghai SWI bronze: 4×200 m freestyle relay; 2013 Barcelona SWI bronze: 4×200 m freestyle relay; 2015 Kazan SWI bronze: 200 m medley; 2017 Budapest SWI silver: 4×200 m freestyle relay (swam in heats only), bronze: 200 m medley |
| Wang Xiaohong | CHN |
SWI | 1988—1992 | 0–1–0 1991 Perth SWI silver: 100 m butterfly |
| Wang Xin | CHN |
DIV | 2008 | 2–0–0 2007 Melbourne DIV gold: platform; 2009 Roma DIV gold: synchronized platform |
| Wang Yi | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Wang Ying | CHN |
WAP | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Lutz Wanja | GDR |
SWI | 1972—1976 | 0–1–1 1973 Belgrade SWI silver: 4×100 m medley relay (swam in heats only), bronze: 100 m backstroke |
| Darren Ward | CAN |
SWI | 1988—1992 | 0–0–0 1991 Perth silver: 4×50 m freestyle relay (demonstration event) |
| Pamela Ware | CAN |
DIV | 2010—2016 | 0–1–2 2013 Barcelona DIV bronze: 3 m springboard and synchronized springboard; 2015 Kazan DIV silver: synchronized springboard |
| Mark Warnecke | GERFRG |
SWI | 1988—2000 | 1–0–0 2005 Montréal SWI gold: 50 m breaststroke (competed for Germany) |
| Ippei Watanabe | JPN |
SWI | 2014—2016 | 0–0–2 2017 Budapest SWI bronze: 200 m breaststroke; 2019 Gwangju SWI bronze: 200 m breaststroke |
| Kanako Watanabe | JPN |
SWI | 2012—2016 | 1–1–0 2015 Kazan SWI gold: 200 m breaststroke, silver: 200 m medley |
| Peter Waterfield | GBR |
DIV | 2000—2012 | 0–0–1 2005 Montréal DIV bronze: synchronized platform |
| Debbie Watson | AUS |
WAP | 2000 | 1–0–0 1986 Madrid WAP gold |
| Josh Watson | AUS |
SWI | 2000—2004 | 1–0–0 2001 Fukuoka SWI gold: 4×100 m medley relay (swam in heats only) |
| Marie Wattel | FRA |
SWI | 2016 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m freestyle mixed relay |
| Mary Wayte | USA |
SWI | 1984—1988 | 0–2–0 1986 Madrid SWI silver: 4×200 m freestyle relay and 4×100 m freestyle relay (swam in heats only) |
| Jutta Weber | FRG |
SWI | 1972—1976 | 0–0–2 1973 Belgrade SWI bronze: 4×100 m freestyle relay and bronze: 4×100 m medley relay |
| Garrett Weber-Gale | USA |
SWI | 2008 | 4–0–1 2005 Montréal SWI gold: 4×100 m freestyle relay (swam in heats only); 2007 Melbourne SWI gold: 4×100 m freestyle relay (swam in heats only); 2009 Roma SWI gold: 4×100 m freestyle relay (swam in heats only); 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only), bronze: 4×100 m freestyle relay |
| Rowie Webster | AUS |
WAP | 2012—2016 | 0–1–1 2013 Barcelona WAP silver; 2019 Gwangju WAP bronze |
| Liz Weekes | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Ferry Weertman | NED |
SWI | 2016 | 1–2–0 2015 Kazan SWI silver: 10 km open water and 5 km open water team; 2017 Budapest SWI gold: 10 km open water |
| Gudrun Wegner | GDR |
SWI | 1972 | 1–0–1 1973 Belgrade SWI gold: 400 m medley, bronze: 800 m freestyle |
| Birte Weigang | GDR |
SWI | 1988 | 0–0–1 1986 Madrid SWI bronze: 200 m butterfly |
| Ellen van der Weijden-Bast | NED |
WAP | 2000 | 0–2–0 1994 Rome WAP silver (competed as Ellen Bast); 1998 Perth WAP silver (competed as Ellen Bast) |
| Amanda Weir | USA |
SWI | 2004—2016 | 2–4–1 2005 Montréal SWI silver: 4×100 m medley relay, bronze: 4×100 m freestyle relay; 2007 Melbourne SWI gold: 4×200 m freestyle relay (swam in heats only), silver: 4×100 m freestyle relay and 4×100 m medley relay (swam in heats only); 2011 Shanghai SWI gold: 4×100 m medley relay (swam in heats only), silver: 4×100 m freestyle relay (swam in heats only) |
| Abbey Weitzeil | USA |
SWI | 2016 | 2–1–1 2015 Kazan SWI gold: 4×100 m freestyle mixed relay (swam in heats only), bronze: 4×100 m freestyle relay (swam in heats only); 2019 Gwangju SWI gold: 4×100 m freestyle mixed relay (swam in heats only), silver: 4×100 m freestyle relay |
| Florian Wellbrock | GER |
SWI | 2016 | 2–0–0 2019 Gwangju SWI gold: 1500 m freestyle and 10 km open water |
| Andreas Wels | GER |
DIV | 1996—2004 | 0–1–2 2003 Barcelona DIV bronze: synchronized springboard; 2005 Montréal DIV silver: synchronized springboard; 2007 Melbourne DIV bronze: synchronized springboard |
| Matt Welsh | AUS |
SWI | 2000—2004 | 5–3–1 1998 Perth SWI gold: 4×100 m medley relay; 2001 Fukuoka SWI gold: 100 m backstroke and 4×100 m medley relay, bronze: 50 m backstroke; 2003 Barcelona SWI gold: 50 m butterfly, silver: 50 m backstroke and 100 m backstroke; 2005 Montréal SWI silver: 50 m backstroke; 2007 Melbourne SWI gold: 4×100 m medley relay |
| Valérie Welsh | CAN |
SWA | 2012 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Mike Wenden | AUS |
SWI | 1968—1972 | 0–1–1 1973 Belgrade SWI silver: 4×200 m freestyle relay, bronze: 100 m freestyle |
| Lauren Wenger | USA |
WAP | 2008—2012 | 2–1–0 2005 Montréal WAP silver; 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Alexandra Wenk | GER |
SWI | 2012—2016 | 0–0–1 2015 Kazan SWI bronze: 4×100 m medley mixed relay |
| Ramona Wenzel | GDR |
DIV | 1980 | 0–1–0 1982 Guayaquil DIV silver: platform |
| Tom Werner | SWE |
SWI | 1984—1992 | 1–1–0 1991 Perth SWI silver: 100 m freestyle; 1994 Roma SWI gold: 4×200 m freestyle relay |
| Tarnee White | AUS |
SWI | 2000—2008 | 2–0–0 2001 Fukuoka gold: 4×100 m medley relay (swam in heats only); 2007 Melbourne SWI gold: 4×100 m medley relay (swam in heats only) |
| Ashley Whitney | USA |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Tracey Wickham | AUS |
SWI | 1976 | 2–0–0 1978 West Berlin SWI gold: 400 m freestyle and 800 m freestyle |
| Per Wikström | SWE |
SWI | 1980 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m freestyle relay |
| Aschwin Wildeboer | ESP |
SWI | 2004—2012 | 0–0–1 2009 Roma SWI bronze: 100 m backstroke |
| Ben Wildman-Tobriner | USA |
SWI | 2008 | 3–0–0 2005 Montréal SWI gold: 4×100 m freestyle relay (swam in heats only); 2007 Melbourne SWI gold: 50 m freestyle and 4×100 m freestyle relay (swam in heats only) |
| Jordan Wilimovsky | USA |
SWI | 2016 | 1–2–1 2015 Kazan SWI gold: 10 km open water; 2017 Budapest SWI silver: 10 km open water and 4×1.25 km open water relay; 2019 Gwangju SWI bronze: 4×1.25 km open water relay |
| Tom Wilkens | USA |
SWI | 2000 | 0–1–1 2001 Fukuoka SWI silver: 200 m medley, bronze: 400 m medley |
| David Wilkie | GBR |
SWI | 1972—1976 | 3–0–2 1973 Belgrade SWI gold: 200 m breaststroke bronze: 200 m medley; 1975 Cali SWI gold: 100 m breaststroke and 200 m breaststroke, bronze: 4×100 m medley relay |
| Laura Wilkinson | USA |
DIV | 2000—2008 | 1–0–0 2005 Montréal DIV gold: platform |
| Wendy Lian Williams | USA |
DIV | 1988 | 0–0–1 1991 Perth DIV bronze: platform |
| Jackie Willmott | GBR |
SWI | 1980 | 0–1–0 1982 Guayaquil SWI silver: 800 m freestyle |
| Madi Wilson | AUS |
SWI | 2010—2016 | 3–4–3 2015 Kazan SWI gold: 4×100 m freestyle relay (swam in heats only), silver: 100 m backstroke, bronze: 4×100 m medley relay (swam in heats only); 2017 Budapest SWI silver: 4×100 m freestyle relay (swam in heats only), bronze: 4×200 m freestyle relay and 4×200 m freestyle relay; 2019 Gwangju SWI gold: 4×100 m freestyle relay (swam in heats only) and 4×200 m freestyle relay, silver: 4×100 m medley relay (swam in heats only) and 4×100 m freestyle mixed relay (swam in heats only) |
| Elsie Windes | USA |
WAP | 2008—2012 | 2–0–0 2007 Melbourne WAP gold; 2009 Rome WAP gold |
| Anna Windsor | AUS |
SWI | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay |
| Sándor Wladár | HUN |
SWI | 1980 | 0–1–0 1982 Guayaquil SWI silver: 200 m backstroke |
| Jörg Woithe | GDR |
SWI | 1980 | 1–0–2 1982 Guayaquil SWI gold: 100 m freestyle, bronze: 200 m freestyle; 1986 Madrid SWI bronze: 4×100 m freestyle relay |
| Wojciech Wojdak | POL |
SWI | 2014—2016 | 0–1–0 2017 Budapest SWI silver: 800 m freestyle |
| Artur Wojdat | POL |
SWI | 1988—1992 | 0–0–2 1991 Perth SWI bronze: 200 m freestyle and 400 m freestyle |
| Sippy Woodhead | USA |
SWI | 1984 | 3–2–0 1978 West Berlin SWI gold: 200 m freestyle, 4×100 m freestyle relay, and 4×100 m medley relay, silver: 400 m freestyle and 800 m freestyle |
| Danielle Woodhouse | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Erin Woodley | CAN |
SWA | 1996 | 0–2–0 1994 Roma SYN silver: duet and team |
| Taryn Woods | AUS |
WAP | 2000 | 0–0–1 1998 Perth WAP bronze |
| Kelsi Worrell | USA |
SWI | 2016 | 5–2–1 2017 Budapest SWI gold: 4×100 m freestyle relay, 4×100 m medley relay, 4×100 m freestyle mixed relay (swam in heats only), and 4×100 m medley mixed relay (swam in heats only), bronze: 100 m butterfly; 2019 Gwangju SWI gold: 4×100 m medley relay, silver: 4×100 m freestyle relay and 4×100 m medley mixed relay (swam in heats only) (competed as Kelsi Dahlia) |
| Marcel Wouda | NED |
SWI | 1992—2000 | 1–2–0 1998 Perth SWI gold: 200 m medley, silver: 400 m medley and 4×200 m freestyle relay |
| Camille Wright | USA |
SWI | 1976 | 0–1–1 1975 Cali SWI silver: 4×100 m medley relay, bronze: 100 m butterfly |
| Melissa Wu | AUS |
DIV | 2008—2016 | 0–2–1 2007 Melbourne DIV silver: synchronized platform; 2011 Shanghai DIV silver: synchronized platform; 2015 Kazan DIV bronze: synchronized platform (mixed) |
| Wu Minxia | CHN |
DIV | 2004—2016 | 8–5–1 2001 Fukuoka DIV gold: synchronized springboard, silver: 1 m springboard; 2003 Barcelona DIV gold: synchronized springboard, bronze: 3 m springboard; 2005 Montréal DIV silver: 1 m springboard and 3 m springboard; 2007 Melbourne DIV gold: synchronized springboard, silver: 3 m springboard; 2009 Roma DIV gold: synchronized springboard, silver: 1 m springboard; 2011 Shanghai DIV gold: 3 m springboard and synchronized springboard; 2013 Barcelona DIV gold: synchronized springboard; 2015 Kazan DIV gold: synchronized springboard |
| Wu Peng | CHN |
SWI | 2004—2012 | 0–1–3 2005 Montréal SWI bronze: 200 m butterfly; 2007 Melbourne SWI silver: 200 m butterfly; 2011 Shanghai SWI bronze: 200 m butterfly; 2013 Barcelona SWI bronze: 200 m butterfly |
| Wu Yanyan | CHN |
SWI | 1996 | 1–0–0 1998 Perth SWI gold: 200 m medley |
| Wu Yiwen | CHN |
SWA | 2012 | 0–4–2 2009 Roma SYN silver: team Free Routine Combination, bronze: team Technical and team Free; 2011 Shanghai SYN silver: team Technical, team Free, and team Free Routine Combination |
| Eric Wunderlich | USA |
SWI | 1996 | 2–1–0 1991 Perth SWI gold: 4×100 m medley relay; 1994 Roma SWI gold: 4×100 m medley relay, silver: 200 m breaststroke |
| Kim Wurzel | USA |
SWA | 2000 | 0–0–1 1998 Perth SYN bronze: team |
| Wendy Wyland | USA |
DIV | 1984 | 1–0–1 1982 Guayaquil DIV gold: platform; 1986 Madrid DIV bronze: platform |
| Xin Xin | CHN |
SWI | 2012—2016 | 1–0–0 2019 Gwangju SWI gold: 10 km open water |
| Xiong Ni | CHN |
DIV | 1988—2000 | 0–1–0 1991 Perth DIV silver: platform |
| Xu Jiayu | CHN |
SWI | 2012—2016 | 2–0–1 2017 Budapest SWI gold: 100 m backstroke, bronze: 4×100 m medley mixed relay; 2019 Gwangju SWI gold: 100 m backstroke |
| Xu Tianlongzi | CHN |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 4×100 m medley relay |
| Xu Yanwei | CHN |
SWI | 2004—2008 | 0–0–3 2001 Fukuoka SWI bronze: 4×100 m medley relay; 2003 Barcelona SWI bronze: 4×200 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m medley relay |
| Takashi Yamamoto | JPN |
SWI | 1996—2004 | 0–2–1 2003 Barcelona SWI silver: 200 m butterfly, bronze: 4×100 m medley relay; 2007 Melbourne SWI silver: 4×100 m medley relay |
| Eri Yamanoi | JPN |
SWI | 1996 | 0–0–1 2001 Fukuoka SWI bronze: 4×200 m freestyle relay |
| Yan Zibei | CHN |
SWI | 2016 | 0–0–2 2017 Budapest SWI bronze: 4×100 m medley mixed relay; 2019 Gwangju SWI bronze: 100 m breaststroke |
| Yang Jinghui | CHN |
DIV | 2004 | 0–1–0 2005 Montréal DIV silver: synchronized platform |
| Yang Jun | CHN |
WAP | 2008—2016 | 0–1–0 2011 Shanghai WAP silver |
| Yang Wenyi | CHN |
SWI | 1988—1992 | 0–0–0 1991 Perth gold: 50 m backstroke (demonstration event) |
| Yang Yu | CHN |
SWI | 2000—2008 | 2–1–4 2001 Fukuoka SWI silver: 200 m freestyle; 2003 Barcelona SWI gold: 4×100 m medley relay, bronze: 200 m freestyle and 4×200 m freestyle relay; 2005 Montréal SWI bronze: 200 m freestyle and 4×200 m freestyle relay; 2009 Roma SWI gold: 4×200 m freestyle relay |
| Lea Yanitsas | AUS |
WAP | 2016 | 0–0–1 2019 Gwangju WAP bronze |
| Vadym Yaroshchuk | URS |
SWI | 1988 | 0–1–1 1986 Madrid SWI silver: 400 m medley, bronze: 200 m medley |
| Yury Yatsev | RUS |
WAP | 2000 | 0–0–1 2001 Fukuoka WAP bronze |
| Mariya Yayna | RUS |
WAP | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Ye Shiwen | CHN |
SWI | 2012—2016 | 1–2–0 2011 Shanghai SWI gold: 200 m medley; 2019 Gwangju SWI silver: 200 m medley and 400 m medley |
| Yuliya Yefimova | RUS |
SWI | 2008—2016 | 6–7–4 2009 Roma SWI gold: 50 m breaststroke, silver: 100 m breaststroke; 2011 Shanghai SWI silver: 50 m breaststroke and 200 m breaststroke; 2013 Barcelona SWI gold: 50 m breaststroke and 200 m breaststroke, silver: 100 m breaststroke, bronze: 4×100 m medley relay; 2015 Kazan SWI gold: 100 m breaststroke, bronze: 50 m breaststroke; 2017 Budapest SWI gold: 200 m breaststroke, silver: 50 m breaststroke and 4×100 m medley relay, bronze: 100 m breaststroke; 2019 Gwangju SWI gold: 200 m breaststroke, silver: 100 m breaststroke, bronze: 50 m breaststroke |
| Roman Yegorov | RUS |
SWI | 1996 | 0–0–1 1998 Perth SWI bronze: 4×100 m freestyle relay |
| Anastasiya Yermakova | RUS |
SWA | 2004—2008 | 7–2–0 2001 Fukuoka SYN gold: team, silver: duet; 2003 Barcelona SYN gold: duet, silver: solo; 2005 Montréal SYN gold: duet and team Free Routine Combination; 2007 Melbourne SYN gold: duet Technical, duet Free, and team Free Routine Combination |
| Aleksandr Yeryshov | RUS |
WAP | 1996—2004 | 0–0–2 1994 Rome WAP bronze; 2001 Fukuoka WAP bronze |
| Nikolay Yevseyev | URS |
SWI | 1988 | 0–1–1 1986 Madrid SWI silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay |
| Sergey Yevstigneyev | RUS |
WAP | 1996 | 0–0–1 1994 Rome WAP bronze |
| Yin Chengxin | CHN |
SWA | 2016 | 1–7–0 2015 Kazan SYN silver: team Free and team Free Routine Combination; 2017 Budapest SYN gold: team Free Routine Combination, silver: team Technical and team Free; 2019 Gwangju SYN silver: team Technical, team Free, and team Free Routine Combination |
| Yoko Yoneda | JPN |
SWA | 2000—2004 | 1–3–0 1998 Perth SYN silver: team; 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team |
| Kurumi Yoshida | JPN |
SWA | 2012—2016 | 0–0–3 2015 Kazan SYN bronze: team Technical, team Free, and team Free Routine Combination |
| Katrina Young | USA |
DIV | 2016 | 0–0–2 2019 Gwangju DIV bronze: platform and team |
| Yu Zhuocheng | CHN |
DIV | 1996 | 3–0–0 1994 Roma DIV gold: 3 m springboard; 1998 Perth DIV gold: 1 m springboard and synchronized springboard |
| Yuan Yuan | CHN |
SWI | 1996 | 1–1–1 1994 Roma SWI gold: 4×100 m medley relay (swam in heats only), silver: 200 m breaststroke, bronze: 100 m breaststroke |
| Anna Yuryayeva | RUS |
SWA | 1996 | 1–0–0 1998 Perth SYN gold: team |
| Sergey Zabolotnov | URS |
SWI | 1988 | 0–0–2 1986 Madrid SWI bronze: 100 m backstroke and 4×100 m medley relay (swam in heats only) |
| Nicola Zagame | AUS |
WAP | 2012—2016 | 0–1–0 2013 Barcelona WAP silver |
| Aleksandr Zakharov | URS |
WAP | 1976 | 1–0–0 1975 Cali WAP gold |
| Anton Zakharov | UKR |
DIV | 2004—2012 | 0–1–1 2001 Fukuoka DIV bronze: synchronized platform; 2003 Barcelona DIV silver: synchronized platform |
| Ilya Zakharov | RUS |
DIV | 2012—2016 | 1–5–1 2011 Shanghai DIV silver: 3 m springboard and synchronized springboard; 2013 Barcelona DIV silver: synchronized springboard; 2015 Kazan DIV silver: 3 m springboard and synchronized springboard; 2017 Budapest DIV gold: synchronized springboard, bronze: 3 m springboard |
| Marat Zakirov | RUS |
WAP | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Gergő Zalánki | HUN |
WAP | 2016 | 0–1–0 2017 Budapest WAP silver |
| Mohamed El-Zanaty | EGY |
SWI | 2008 | 0–0–1 2007 Melbourne SWI bronze: 25 km open water |
| Emanuela Zanchi | ITA |
WAP | 2004—2008 | 0–1–0 2003 Barcelona WAP silver |
| Gerhard Zandberg | RSA |
SWI | 2004—2008 | 1–0–3 2003 Barcelona SWI bronze: 50 m backstroke; 2007 Melbourne SWI gold: 50 m backstroke; 2009 Roma SWI bronze: 50 m backstroke; 2011 Shanghai SWI bronze: 50 m backstroke |
| Kendra Zanotto | USA |
SWA | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Krisztina Zantleitner | HUN |
WAP | 2004—2008 | 1–0–0 2005 Montréal WAP gold |
| Zeng Qiliang | CHN |
SWI | 1996 | 0–1–0 1998 Perth SWI silver: 100 m breaststroke |
| Zeng Zhen | CHN |
SWA | 2016 | 0–3–0 2015 Kazan SYN silver: team Technical, team Free, and team Free Routine Combination |
| Steffen Zesner | GDRGER |
SWI | 1988—1996 | 2–2–3 1986 Madrid SWI gold: 4×200 m freestyle relay (swam in heats only), bronze: 4×100 m freestyle relay (competed for East Germany); 1991 Perth SWI gold: 4×200 m freestyle relay, silver: 200 m freestyle and 4×100 m freestyle relay (competed for Germany); 1994 Roma SWI bronze: 1500 m freestyle and 4×200 m freestyle relay (competed for Germany) |
| Zhan Shu | CHN |
SWI | 2000—2004 | 1–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay; 2003 Barcelona SWI gold: 4×100 m medley relay |
| Zhang Lei | CHN |
WAP | 2012 | 0–1–0 2011 Shanghai WAP silver |
| Zhang Lin | CHN |
SWI | 2004—2008 | 1–0–2 2009 Roma SWI gold: 800 m freestyle, bronze: 400 m freestyle; 2011 Shanghai SWI bronze: 4×200 m freestyle relay |
| Zhang Xiaohuan | CHN |
SWA | 2000—2008 | 0–1–2 2009 Roma SYN silver: team Free Routine Combination, bronze: team Technical and team Free |
| Zhang Yanquan | CHN |
DIV | 2012 | 0–0–1 2013 Barcelona DIV bronze: synchronized platform |
| Zhang Yufei | CHN |
SWI | 2014—2016 | 0–0–3 2015 Kazan SWI bronze: 200 m butterfly and 4×200 m freestyle relay; 2017 Budapest SWI bronze: 4×100 m medley mixed relay |
| Zhang Yuhan | CHN |
SWI | 2016 | 0–1–1 2015 Kazan SWI bronze: 4×200 m freestyle relay (swam in heats only); 2017 Budapest SWI silver: 4×200 m freestyle relay |
| Zhao Jin | CHN |
SWI | 2012 | 1–1–0 2009 Roma SWI gold: 4×100 m medley relay; 2011 Shanghai SWI silver: 4×100 m medley relay |
| Zhao Jing | CHN |
SWI | 2008—2012 | 3–0–0 2009 Roma SWI gold: 50 m backstroke; 2011 Shanghai SWI gold: 100 m backstroke; 2013 Barcelona SWI gold: 50 m backstroke |
| Nina Zhivanevskaya | RUSESPEUN |
SWI | 1992—2008 | 1–1–1 1994 Roma SWI silver: 100 m backstroke, bronze: 4×100 m medley relay (competed for Russia); 2003 Barcelona SWI gold: 50 m backstroke (competed for Spain) |
| Vladimir Zhmudsky | URS |
WAP | 1972 | 0–1–0 1973 Belgrade WAP silver |
| Zhou Jihong | CHN |
DIV | 1984 | 0–0–1 1982 Guayaquil DIV bronze: platform |
| Zhou Luxin | CHN |
DIV | 2008 | 0–1–1 2007 Melbourne DIV silver: platform; 2009 Roma DIV bronze: platform |
| Zhou Yafei | CHN |
SWI | 2004—2008 | 1–1–4 2003 Barcelona SWI gold: 4×100 m medley relay, bronze: 200 m medley and 4×200 m freestyle relay; 2005 Montréal SWI bronze: 4×200 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m medley relay; 2009 Roma SWI silver: 50 m butterfly |
| Zhou Yilin | CHN |
SWI | 2016 | 0–1–0 1998 DIV Perth silver: 3 m springboard |
| Zhu Menghui | CHN |
SWI | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley mixed relay |
| Zhu Qianwei | CHN |
SWI | 2008—2012 | 1–0–1 2009 Roma SWI gold: 4×200 m freestyle relay; 2011 Shanghai SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Zhu Yingwen | CHN |
SWI | 2004—2008 | 0–0–2 2005 Montréal SWI bronze: 50 m freestyle and 4×200 m freestyle relay |
| Zhuang Yong | CHN |
SWI | 1988—1992 | 1–0–1 1991 Perth SWI gold: 50 m freestyle, bronze: 100 m freestyle |
| Olena Zhupina | UKR |
DIV | 1996—2004 | 2–0–0 1998 Perth DIV gold: platform and synchronized platform |
| Kate Ziegler | USA |
SWI | 2008—2012 | 4–1–1 2005 Montréal SWI gold: 800 m freestyle and 1500 m freestyle; 2007 Melbourne SWI gold: 800 m freestyle and 1500 m freestyle; 2011 Shanghai SWI silver: 1500 m freestyle, bronze: 800 m freestyle |
| Mark van der Zijden | NED |
SWI | 1996—2000 | 0–1–0 1998 Perth SWI silver: 4×200 m freestyle relay |
| Bengt Zikarsky | GER |
SWI | 1992—1996 | 0–1–1 1991 Perth SWI gold: 4×50 m freestyle relay (demonstration event), silver: 4×100 m freestyle relay, bronze: 4×100 m medley relay (swam in heats only) |
| Kathrin Zimmermann | GDR |
SWI | 1988 | 1–1–1 1986 Madrid SWI gold: 4×100 m medley relay, silver: 100 m backstroke, bronze: 200 m backstroke |
| Predrag Zimonjić | SCG |
WAP | 1996—2000 | 0–1–0 2001 Fukuoka WAP silver (competed for FR Yugoslavia) |
| Irek Zinnurov | RUS |
WAP | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Boris Zloković | MNE |
WAP | 2008—2012 | 1–0–1 2003 Barcelona WAP bronze (competed for Serbia and Montenegro); 2005 Montréal WAP gold (competed for Serbia and Montenegro) |
| Galina Zlotnikova | RUS |
WAP | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Olha Zolotarova (DNS) | UKR |
SWA | 2016 | 0–0–2 2013 Barcelona SYN bronze: team Free and team Free Routine Combination |
| Anastasiya Zubkova | RUS |
WAP | 2004 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Attila Zubor | HUN |
SWI | 1996—2004 | 0–0–2 1994 Roma SWI bronze: 4×100 m medley relay (swam in heats only); 1998 Perth SWI bronze: 4×100 m medley relay |
| Martijn Zuijdweg | NED |
SWI | 2000 | 0–1–0 1998 Perth SWI silver: 4×200 m freestyle relay |
| Robertas Žulpa | URS |
SWI | 1980 | 0–1–0 1982 Guayaquil SWI silver: 200 m breaststroke |
| Anastasiya Zuyeva-Fesikova | RUS |
SWI | 2008—2016 | 1–4–0 2009 Roma SWI silver: 100 m backstroke and 200 m backstroke (competed as Anastasiya Zuyeva); 2011 Shanghai SWI gold: 50 m backstroke, silver: 100 m backstroke (competed as Anastasiya Zuyeva); 2017 Budapest SWI silver: 4×100 m medley relay (competed as Anastasiya Fesikova) |
| Klaas-Erik Zwering | NED |
SWI | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Louise Ørnstedt | DEN |
SWI | 2000—2004 | 0–1–0 2003 Barcelona SWI silver: 100 m backstroke |
| Teo Đogaš | CRO |
WAP | 2008 | 1–0–0 2007 Melbourne WAP gold |
| Veselin Đuho | YUG |
WAP | 1984—1988 | 1–0–0 1986 Madrid WAP gold |