Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Fabrizio Buonocore |  ITA |
WPO | Olympics | 2004—2008 | 0–1–0 2003 Barcelona WAP silver |
| Caroline Burckle |  USA |
SWM | Olympics | 2008 | 1–0–0 2005 Montréal SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Vladimir Bure |  RUS URS |
SWM | Olympics | 1968—1976 | 0–2–0 1973 Belgrade SWI silver: 4×100 m freestyle relay; 1975 Cali SWI silver: 100 m freestyle |
| Greg Burgess | USA |
SWM | Olympics | 1992—1996 | 0–1–0 1994 Roma SWI silver: 200 m medley |
| Cameron van der Burgh |  RSA |
SWM | Olympics | 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 |
WPO | Olympics | 2004—2016 | 1–1–2 2007 Melbourne WAP gold; 2009 Roma WAP bronze; 2011 Shanghai WAP bronze; 2015 Kazan WAP silver |
| Kim Busch |  NED |
SWM | Olympics / YOG | 2014—2024 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle relay |
| Antje Buschschulte |  GER |
SWM | Olympics | 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 |
WPO | Olympics / Closing Flagbearer | 2008—2020 | 2–1–4 2007 Melbourne WAP gold; 2009 Roma 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 |
SWM | Olympics | 1992—2004 | 0–0–1 1998 Perth SWI bronze: 50 m freestyle |
| Alba Cabello |  ESP |
SWA | Olympics | 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 | Olympics | 1964—1980 | 0–0–1 1978 West Berlin DIV bronze: 3 m springboard |
| Tania Cagnotto | ITA |
DIV | Olympics | 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 |
WPO | Olympics | 1996—2008 | 0–1–0 2003 Barcelona WAP silver |
| Roberto Calcaterra | ITA |
WPO | Olympics | 1996—2004 | 1–1–0 1994 Roma WAP gold; 2003 Barcelona WAP silver |
| Paolo Caldarella | ITA |
WPO | Olympics | 1988—1992 | 0–1–0 1986 Madrid WAP silver |
| Hilary Caldwell |  CAN |
SWM | Olympics | 2012—2016 | 0–0–1 2013 Barcelona SWI bronze: 200 m backstroke |
| Beatrice Callegari | ITA |
SWA | Olympics | 2016—2020 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Novella Calligaris | ITA |
SWM | Olympics | 1968—1972 | 1–0–2 1973 Belgrade SWI gold: 800 m freestyle, bronze: 400 m freestyle and 400 m medley |
| Ashley Callus |  AUS |
SWM | Olympics | 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 |
SWM | Olympics | 2000 | 1–0–0 2001 Fukuoka SWI gold: 4×100 m medley relay |
| Alessandro Calvi | ITA |
SWM | Olympics | 2004—2008 | 0–1–0 2007 Melbourne SWI silver: 4×100 m freestyle relay |
| Michelle Cameron | CAN |
SWA | Olympics | 1988 | 2–0–0 1986 Madrid SYN gold: duet and gold: team |
| Sandro Campagna | ITA |
WPO | Olympics / Coach | 1988—2024 | 1–1–0 1986 Madrid WAP silver; 1994 Roma WAP gold |
| Bronte Campbell | AUS |
SWM | Olympics | 2012—2024 | 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 |
SWM | Olympics / Opening Flagbearer | 2008—2020 | 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 |
WPO | Olympics | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Cao Yuan |  CHN |
DIV | Olympics | 2012—2024 | 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 |
SWM | Olympics | 2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Ona Carbonell | ESP |
SWA | Olympics | 2012—2020 | 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 |
WPO | Olympics | 2008 | 1–0–0 2007 Melbourne WAP gold |
| Rick Carey | USA |
SWM | Olympics | 1984 | 2–1–0 1982 Guayaquil SWI gold: 200 m backstroke and 4×100 m medley relay, silver: 100 m backstroke |
| Jazz Carlin |  GBR |
SWM | Olympics | 2016 | 0–0–2 2009 Roma SWI bronze: 4×200 m freestyle relay; 2015 Kazan SWI bronze: 800 m freestyle |
| Stéphan Caron |  FRA |
SWM | Olympics | 1984—1992 | 0–1–0 1986 Madrid SWI silver: 100 m freestyle |
| Martina Carraro | ITA |
SWM | Olympics / YOG | 2010—2020 | 0–0–1 2019 Gwangju SWI bronze: 100 m breaststroke |
| Lara Carroll | AUS |
SWM | Olympics | 2004 | 0–0–1 2005 Montréal SWI bronze: 200 m medley |
| Jim Carter | GBR |
SWM | Olympics | 1972—1980 | 0–0–1 1975 Cali SWI bronze: 4×100 m medley relay |
| Matthew Carter | AUS |
DIV | YOG | 2018 | 1–0–0 2019 Gwangju DIV gold: synchronized springboard (mixed) |
| Claire Carver-Dias | CAN |
SWA | Olympics | 2000 | 0–0–2 2001 Fukuoka SYN bronze: duet and team |
| Chad Carvin | USA |
SWM | Olympics | 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 |
WPO | Olympics | 1976 | 0–0–1 1975 Cali WAP bronze |
| Yahel Castillo |  MEX |
DIV | Olympics | 2008—2020 | 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 |
WPO | Olympics | 2000—2004 | 0–0–1 1998 Perth WAP bronze |
| Tracy Caulkins | USA |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 2000—2012 | 1–1–0 2009 Roma SWI gold: 50 m butterfly, silver: 100 m butterfly (competed for Serbia) |
| Simone Cercato | ITA |
SWM | Olympics | 2000—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Linda Cerruti | ITA |
SWA | Olympics | 2016—2024 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Kyle Chalmers | AUS |
SWM | Olympics / YOG | 2014—2024 | 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 | Olympics | 2000—2004 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Jennifer Chandler | USA |
DIV | Olympics | 1976 | 0–0–1 1978 West Berlin DIV bronze: 3 m springboard |
| Chang Si | CHN |
SWA | Olympics | 2012 | 0–3–0 2011 Shanghai SYN silver: team Technical, team Free, and team Free Routine Combination |
| Jessica Chase | CAN |
SWA | Olympics / Non-starter | 2000—2004 | 0–0–1 2001 Fukuoka SYN bronze: team |
| Theodoros Chatzitheodorou |  GRE |
WPO | Olympics | 1996—2012 | 0–0–1 2005 Montréal WAP bronze |
| Kevin Chávez | AUS |
DIV | Olympics | 2016 | 0–0–1 2013 Barcelona DIV bronze: 1 m springboard (competed for Mexico) |
| Chen Aisen | CHN |
DIV | Olympics | 2016—2020 | 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 |
SWM | Olympics | 2008 | 1–0–0 2009 Roma SWI gold: 4×100 m medley relay |
| Chen Jianhong | CHN |
SWM | Olympics | 1988—1992 | 0–0–0 1991 Perth gold: 50 m breaststroke (demonstration event) |
| Chen Qian | CHN |
SWM | Olympics | 2012 | 0–0–1 2011 Shanghai SWI bronze: 4×200 m freestyle relay |
| Chen Ruolin | CHN |
DIV | Olympics / Torch Bearer | 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 | Olympics | 2012 | 0–1–0 2011 Shanghai SYN silver: team Free Routine Combination |
| Chen Xinyi | CHN |
SWM | Olympics | 2016 | 1–0–0 2015 Kazan SWI gold: 4×100 m medley relay (swam in heats only) |
| Chen Yan | CHN |
SWM | Olympics | 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 | Olympics | 2012—2020 | 1–0–1 2017 Budapest DIV gold: platform, bronze: synchronized platform |
| Dmitry Chernyshov | RUS |
SWM | Olympics | 2000 | 0–0–1 2001 Fukuoka SWI bronze: 4×100 m medley relay |
| Ihor Chervynskyi |  UKR |
OWS/SWM | Olympics | 2000—2012 | 0–1–1 2003 Barcelona SWI silver: 1500 m freestyle, bronze: 800 m freestyle |
| Suzu Chiba |  JPN |
SWM | Olympics | 1992—1996 | 0–0–1 1991 Perth SWI bronze: 400 m freestyle |
| Marcelo Chierighini |  BRA |
SWM | Olympics | 2012—2024 | 0–1–0 2017 Budapest SWI silver: 4×100 m freestyle relay |
| Vlada Chigiryova |  ROCRUS |
SWA | Olympics | 2016—2020 | 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 | ROCRUS |
SWM | Olympics | 2016—2020 | 0–1–1 2013 Barcelona SWI bronze: 4×100 m medley relay; 2017 Budapest SWI silver: 4×100 m medley relay |
| Giorgi Chogovadze |  GEOURS EUN |
DIV | Olympics | 1988—1992 | 0–0–1 1991 Perth DIV bronze: platform (competed for the Soviet Union) |
| Revaz Chomakhidze | RUS |
WPO | Olympics | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Henrik Christiansen |  NOR |
OWS/SWM | Olympics / YOG | 2014—2024 | 0–1–0 2019 Gwangju SWI silver: 800 m freestyle |
| Anton Chupkov | ROCRUS |
SWM | Olympics / YOG | 2014—2020 | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2000—2008 | 0–1–1 2001 Fukuoka WAP silver (competed for FR Yugoslavia); 2003 Barcelona WAP bronze (competed for Serbia and Montenegro) |
| Barbara Clark | CAN |
SWM | Olympics | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Karen Clark | CAN |
SWA | Olympics | 1996 | 0–2–0 1991 Perth SYN silver: team; 1994 Roma SYN silver: team |
| Tyler Clary | USA |
SWM | Olympics | 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 |
SWM | Olympics | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay |
| Tammy Cleland-McGregor | USA |
SWA | Olympics | 1996—2000 | 1–0–0 1994 Roma SYN gold: team (competed as Tammy Cleland) |
| Valerio Cleri | ITA |
OWS | Olympics | 2008—2012 | 1–0–0 2009 Roma SWI gold: 25 km open water |
| Beatrice Coadă-Cășlaru |  ROU |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 1984 | 0–0–1 1982 Guayaquil SWI bronze: 400 m freestyle |
| Federico Colbertaldo | ITA |
SWM | Olympics | 2008 | 0–0–1 2007 Melbourne SWI bronze: 800 m freestyle |
| Bree Cole | AUS |
DIV | Olympics | 2008 | 0–1–1 2007 Melbourne DIV silver: synchronized platform, bronze: synchronized springboard |
| Lynn Colella | USA |
SWM | Olympics | 1972 | 0–0–2 1973 Belgrade SWI bronze: 200 m breaststroke and 200 m butterfly |
| Rick Colella | USA |
SWM | Olympics | 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 |
SWM | Olympics | 2012—2024 | 0–1–0 2015 Kazan SWI silver: 4×100 m medley relay |
| Romeo Collina | ITA |
WPO | Olympics | 1980—1984 | 1–0–0 1978 West Berlin WAP gold |
| Melissa Collins | CAN |
WPO | Olympics | 2000—2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Dragoș Coman | ROU |
SWM | Olympics | 2000—2008 | 0–0–1 2003 Barcelona SWI bronze: 400 m freestyle |
| Santo Condorelli | CANITA |
SWM | Olympics | 2016—2020 | 0–0–1 2015 Kazan SWI bronze: 4×100 m freestyle mixed relay |
| Jack Conger | USA |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2004 | 2–1–1 1994 Roma WAP bronze; 1998 Perth WAP gold; 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver |
| Wendy Cook-Hogg | CAN |
SWM | Olympics | 1972—1976 | 0–0–1 1973 Belgrade SWI bronze: 100 m backstroke (competed as Wendy Cook) |
| Rebecca Cooke | GBR |
SWM | Olympics | 2000—2004 | 0–0–1 2003 Barcelona SWI bronze: 800 m freestyle |
| Brad Cooper | AUS |
SWM | Olympics | 1972 | 0–2–1 1973 Belgrade SWI silver: 400 m freestyle and 4×200 m freestyle relay, bronze: 1500 m freestyle |
| Haley Cope | USA |
SWM | Olympics | 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 |
SWM | Olympics | 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 | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 2008—2016 | 0–1–0 2013 Barcelona SWI silver: 400 m freestyle |
| Tamara Costache | ROU |
SWM | Olympics | 1988 | 1–0–0 1986 Madrid SWI gold: 50 m freestyle, bronze: 4×50 m freestyle relay (demonstration event) |
| Candy Costie | USA |
SWA | Olympics | 1984 | 0–2–0 1982 Guayaquil SYN silver: duet and team |
| Céline Couderc | FRA |
SWM | Olympics | 2004—2008 | 0–0–1 2007 Melbourne SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Natalie Coughlin | USA |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics / Administrator / Opening Flagbearer / Closing Flagbearer | 2000—2025 | 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 |
WPO | Olympics | 2008—2016 | 3–0–0 2007 Melbourne WAP gold; 2009 Roma WAP gold; 2015 Kazan WAP gold |
| Margalida Crespí | ESP |
SWA | Olympics | 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/GAR | Olympics | 2000—2008 | 0–1–0 2011 Shanghai DIV silver: synchronized platform |
| Ian Crocker | USA |
SWM | Olympics | 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 |
WPO | Olympics | 2016—2024 | 0–1–0 2013 Barcelona WAP silver (competed for Montenegro) |
| Gábor Csapó |  HUN |
WPO | Olympics | 1976—1980 | 1–3–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| László Cseh, Jr. | HUN |
SWM | Olympics / Opening Flagbearer | 2004—2020 | 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 |
WPO | Olympics | 1972—1976 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1982 Guayaquil WAP silver |
| Nikita Cuffe | AUS |
WPO | Olympics | 2004—2008 | 0–1–0 2007 Melbourne WAP silver |
| Miloš Ćuk | SRB |
WPO | Olympics | 2016—2024 | 1–1–1 2011 Shanghai WAP silver; 2015 Kazan WAP gold; 2017 Budapest WAP bronze |
| Janet Culp | USA |
SWA | Olympics | 2008 | 0–0–1 2007 Melbourne SYN bronze: team Free Routine Combination |
| Ana Marcela Cunha | BRA |
OWS | Olympics | 2008—2024 | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 2012—2020 | 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 |
WPO | Olympics | 1984—1992 | 1–1–0 1986 Madrid WAP silver; 1994 Roma WAP gold |
| Enzo D'Angelo | ITA |
WPO | Olympics | 1976—1984 | 0–0–1 1975 Cali WAP bronze |
| Tommaso D'Orsogna | AUS |
SWM | Olympics | 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 |
SWM | Olympics | 1980 | 0–0–1 1982 Guayaquil SWI bronze: 200 m butterfly |
| Troy Dalbey | USA |
SWM | Olympics | 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 | Olympics / YOG / Opening Flagbearer | 2008—2024 | 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 | Olympics | 2008—2016 | 0–2–0 2009 Roma DIV silver: synchronized springboard; 2013 Barcelona DIV silver: synchronized springboard |
| Petra Dallmann | GER |
SWM | Olympics | 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 |
SWM | Olympics | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m medley relay |
| Tamás Darnyi | HUN |
SWM | Olympics | 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 |
SWM | Olympics | 1988 | 0–1–0 1986 Madrid SWI silver: 400 m freestyle |
| Lara Davenport | AUS |
SWM | Olympics | 2008 | 0–1–0 2005 Montréal SWI silver: 4×200 m freestyle relay (swam in heats only) |
| Dave Davies | GBR |
OWS/SWM | Olympics | 2004—2012 | 0–0–2 2005 Montréal SWI bronze: 1500 m freestyle; 2007 Melbourne SWI bronze: 1500 m freestyle |
| Georgia Davies | GBR |
SWM | Olympics | 2012—2016 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m medley mixed relay |
| Josh Davis | USA |
SWM | Olympics | 1996—2000 | 1–0–0 1994 Roma SWI gold: 4×100 m freestyle relay |
| Victor Davis | CAN |
SWM | Olympics | 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 | Olympics / Closing Flagbearer | 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 |
WPO | Olympics | 1968—1984 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Deena Deardurff | USA |
SWM | Olympics | 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 |
SWM | Olympics | 1992—1996 | 1–0–1 1994 Roma SWI bronze: 100 m breaststroke; 1998 Perth SWI gold: 100 m breaststroke |
| Ádám Decker | HUN |
WPO | Olympics | 2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Attila Decker | HUN |
WPO | Olympics | 2016 | 1–1–0 2013 Barcelona WAP gold; 2017 Budapest WAP silver |
| Virginie Dedieu | FRA |
SWA | Olympics | 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 |
SWM | Olympics | 2008—2012 | 0–0–1 2011 Shanghai SWI bronze: 4×100 m medley relay (swam in heats only) |
| Francesca Deidda | ITA |
SWA | Olympics | 2016—2020 | 0–1–0 2019 Gwangju SYN silver: team Highlight Routine |
| Inge Dekker | NED |
SWM | Olympics | 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 |
WPO | Olympics | 1976 | 0–0–1 1975 Cali WAP bronze |
| Marco Del Lungo | ITA |
WPO | Olympics | 2016—2024 | 1–0–0 2019 Gwangju WAP gold |
| Vangelis Delakas | GRE |
WPO | Olympics | 2012—2016 | 0–0–1 2015 Kazan WAP bronze |
| Ash Delaney | AUS |
SWM | Olympics | 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 |
WPO | Olympics | 2000—2012 | 0–0–1 2005 Montréal WAP bronze |
| Rick DeMont | USA |
SWM | Olympics | 1972 | 1–1–0 1973 Belgrade SWI gold: 400 m freestyle, silver: 1500 m freestyle |
| Yelena Dendeberova | RUSURSEUN |
SWM | Olympics | 1988—1992 | 0–1–0 1986 Madrid SWI silver: 200 m medley (competed for the Soviet Union) |
| Helen Denman | AUS |
SWM | Olympics | 1996 | 0–2–0 1998 Perth SWI silver: 100 m breaststroke and 4×100 m medley relay |
| Georgios Dervisis | GRE |
WPO | Olympics | 2016—2020 | 0–0–1 2015 Kazan WAP bronze |
| Marie-Claude Deslières | CAN |
WPO | Olympics / Referee | 2000—2020 | 0–1–0 1991 Perth WAP silver |
| Alexandre Despatie | CAN |
DIV | Olympics | 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 |
SWM | Olympics | 2016—2024 | 0–1–0 2019 Gwangju SWI silver: 200 m medley |
| Gabriele Detti | ITA |
SWM | Olympics | 2012—2020 | 1–0–2 2017 Budapest SWI gold: 800 m freestyle, bronze: 400 m freestyle; 2019 Gwangju SWI bronze: 400 m freestyle |
| Tamás Deutsch | HUN |
SWM | Olympics | 1988—1996 | 0–0–2 1994 Roma SWI bronze: 100 m backstroke and 4×100 m medley relay |
| Andrea Dewar | CAN |
WPO | Olympics | 2004 | 0–0–1 2001 Fukuoka WAP bronze |
| Francesco Di Fulvio | ITA |
WPO | Olympics | 2016—2024 | 1–0–0 2019 Gwangju WAP gold |
| Tania Di Mario | ITA |
WPO | Olympics | 2004—2016 | 1–1–1 2001 Fukuoka WAP gold; 2003 Barcelona WAP silver; 2015 Kazan WAP bronze |
| Klaus Dibiasi | ITA |
DIV | Olympics / Opening Flagbearer | 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 |
OWS | Olympics | 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 |
WPO | Olympics | 2004 | 1–0–0 2003 Barcelona WAP gold |
| Valérie Dionne | CAN |
WPO | Olympics | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Maya DiRado | USA |
SWM | Olympics | 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 |
OWS | Olympics | 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 | Olympics | 2004 | 0–1–1 2003 Barcelona SYN silver: team Free Routine Combination, bronze: team |
| Luminița Dobrescu | ROU |
SWM | Olympics | 1988—1996 | 0–0–0 1991 Perth bronze: 4×50 m freestyle relay (demonstration event) |
| Aleksandr Dobroskok | RUS |
DIV | Olympics | 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 | Olympics | 2004—2008 | 1–1–0 2005 Montréal DIV gold: synchronized platform; 2007 Melbourne DIV silver: synchronized platform |
| Nikša Dobud | CRO |
WPO | Olympics | 2012 | 0–0–3 2009 Roma WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze |
| István Dóczi | HUN |
WPO | Olympics | 1992 | 0–0–1 1991 Perth WAP bronze |
| Teo Đogaš | CRO |
WPO | Olympics | 2008 | 1–0–0 2007 Melbourne WAP gold |
| Tom Dolan | USA |
SWM | Olympics | 1996—2000 | 2–0–0 1994 Roma SWI gold: 400 m medley; 1998 Perth SWI gold: 400 m medley |
| Aleksandr Dolgushin | RUSURS |
WPO | Olympics | 1968—1976 | 1–0–0 1975 Cali WAP gold |
| Claire Donahue | USA |
SWM | Olympics | 2012 | 1–0–0 2013 Barcelona SWI gold: 4×100 m medley relay (swam in heats only) |
| Jana Dörries | GER |
SWM | Olympics | 1992 | 0–1–2 1991 Perth SWI silver: 100 m breaststroke, bronze: 200 m breaststroke and 4×100 m medley relay |
| Luca Dotto | ITA |
SWM | Olympics | 2012—2016 | 0–1–1 2011 Shanghai SWI silver: 50 m freestyle; 2015 Kazan SWI bronze: 4×100 m freestyle relay |
| Mikhail Dovgalyuk | ROCRUS |
SWM | Olympics | 2016—2020 | 0–2–0 2017 Budapest SWI silver: 4×200 m freestyle relay; 2019 Gwangju SWI silver: 4×200 m freestyle relay |
| Ann Dow | CAN |
WPO | Olympics | 2000—2004 | 0–0–2 2001 Fukuoka WAP bronze; 2005 Montréal WAP bronze |
| Gordon Downie | GBR |
SWM | Olympics | 1976 | 0–1–1 1975 Cali SWI silver: 4×200 m freestyle relay, bronze: 4×100 m medley relay |
| Duje Draganja | CRO |
SWM | Olympics | 2000—2008 | 0–1–0 2005 Montréal SWI silver: 50 m freestyle |
| Yevgeny Drattsev | RUS |
OWS | Olympics | 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 |
WPO | Olympics | 2004—2012 | 1–1–0 2001 Fukuoka WAP silver; 2005 Montréal WAP gold |
| Caeleb Dressel | USA |
SWM | Olympics | 2016—2024 | 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 | RUSURS |
WPO | Olympics | 1972—1976 | 1–1–0 1973 Belgrade WAP silver; 1975 Cali WAP gold |
| Steffen Driesen | GER |
SWM | Olympics | 2000—2004 | 0–1–1 2001 Fukuoka SWI silver: 4×100 m medley relay, bronze: 100 m backstroke |
| Hugues Duboscq | FRA |
SWM | Olympics | 2000—2008 | 0–1–1 2005 Montréal SWI bronze: 100 m breaststroke; 2009 Roma SWI silver: 100 m breaststroke |
| Milena Duchková |  CZE TCH |
DIV | Olympics | 1968—1976 | 0–1–0 1973 Belgrade DIV silver: platform |
| Simon Dufour | FRA |
SWM | Olympics | 2000—2008 | 0–0–1 2003 Barcelona SWI bronze: 200 m backstroke |
| Keltie Duggan | CAN |
SWM | Olympics | 1988 | 0–0–0 1991 Perth bronze: 50 m breaststroke (demonstration event) |
| Dmitry Dugin | RUS |
WPO | Olympics | 1996—2000 | 0–0–1 1994 Roma WAP bronze |
