Host cities:
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Fabio Scozzoli |  ITA |
SWM | Olympics | 2012 | 0–2–0 2011 Shanghai SWI silver: 50 m breaststroke and 100 m breaststroke |
| Olga Sedakova |  RUS EUN |
SWA | Olympics | 1992—1996 | 3–0–0 1998 Perth SYN gold: solo, duet, and team (competed for Russia) |
| Emily Seebohm |  AUS |
SWM | Olympics | 2008—2020 | 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 |  MNE SRB SCG |
WPO | Olympics | 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 |
SWM | Olympics | 1972 | 1–0–0 1973 Belgrade SWI gold: 4×100 m freestyle relay (swam in heats only) |
| Karin Seick |  FRG |
SWM | Olympics | 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 |
WPO | Olympics | 2012—2020 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Vladimir Selkov | RUSEUN |
SWM | Olympics | 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 |
SWM | Olympics / Opening Flagbearer | 2000—2016 | 1–0–0 2003 Barcelona SWI gold: 100 m freestyle |
| Svitlana Serbina |  UKR |
DIV | Olympics | 1996—2000 | 1–0–0 1998 Perth DIV gold: synchronized platform |
| Andriy Serdinov | UKR |
SWM | Olympics | 2000—2008 | 0–0–2 2003 Barcelona SWI bronze: 100 m butterfly; 2005 Montréal SWI bronze: 100 m butterfly |
| Ione Serrano |  ESP |
SWA | Olympics | 2004 | 0–1–0 2003 Barcelona SYN silver: team Free Routine Combination |
| Anđelo Šetka |  CRO |
WPO | Olympics | 2016 | 1–1–2 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold; 2019 Gwangju WAP bronze |
| Daiya Seto |  JPN |
SWM | Olympics | 2016—2024 | 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 | Olympics / Referee | 1984—2012 | 0–1–0 1982 Guayaquil DIV silver: 3 m springboard |
| Katy Sexton |  GBR |
SWM | Olympics | 2000—2004 | 1–1–0 2003 Barcelona SWI gold: 200 m backstroke, silver: 100 m backstroke |
| Erkin Shagayev |  URS UZB |
WPO | Olympics / Coach | 1980—2004 | 1–0–0 1982 Guayaquil WAP gold |
| Shan Ying |  CHN |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 2012 | 0–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Yevgeny Sharonov | RUSURSEUN |
WPO | Olympics | 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 |
SWM | Olympics | 1992 | 0–0–1 1994 Roma SWI bronze: 200 m backstroke |
| Tim Shaw | USA |
SWM/WPO | Olympics | 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 |
SWM | Olympics | 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 | RUSURS |
SWM | Olympics | 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 |
SWM | Olympics / YOG | 2014—2016 | 1–0–1 2015 Kazan SWI gold: 4×100 m medley relay, bronze: 4×200 m freestyle relay |
| Nataliya Shepelina | RUS |
WPO | Olympics | 2004—2008 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Alison Sheppard | GBR |
SWM | Olympics | 1988—2004 | 0–1–0 2001 Fukuoka SWI silver: 4×100 m freestyle relay |
| Shi Jinglin | CHN |
SWM | Olympics | 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 | Olympics | 2016—2020 | 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 |
SWM | Olympics | 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 |
| Nataliya Shibayeva | UKREUN |
SWM | Olympics | 1992 | 0–0–1 1986 Madrid SWI bronze: 100 m backstroke (competed for the Soviet Union) |
| Tom Shields | USA |
SWM | Olympics | 2016—2020 | 1–0–0 2015 Kazan SWI gold: 4×100 m medley relay |
| Shinri Shioura | JPN |
SWM | Olympics | 2016—2020 | 0–0–1 2013 Barcelona SWI bronze: 4×100 m medley relay |
| Alla Shishkina |  ROCRUS |
SWA | Olympics | 2012—2020 | 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 |
WPO | Olympics | 2004 | 0–0–1 2003 Barcelona WAP bronze |
| Rie Shito | JPN |
SWM | Olympics | 1992 | 0–1–0 1991 Perth SWI silver: 200 m butterfly |
| Anna Shorina | RUS |
SWA | Olympics | 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 |
| Tatyana Shtyryova-Volynkina | URSUKR |
DIV | Olympics | 1972—1976 | 0–1–0 1975 Cali DIV silver: 3 m springboard (competed as Tetiana Volynkina) |
| Mariya Shurochkina | 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 |
| Tim Shuttleworth | GBR |
SWM | Olympics | 2016 | 0–0–1 2017 Budapest SWI bronze: 5 km open water |
| Si Yajie | CHN |
DIV | Olympics | 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 |
SWM | Olympics | 2004 | 0–0–2 2003 Barcelona SWI bronze: 4×100 m freestyle relay; 2007 Melbourne SWI bronze: 4×100 m freestyle relay |
| Aleksandr Sidorenko | URSUKR |
SWM | Olympics | 1980 | 1–0–1 1978 West Berlin SWI bronze: 200 m medley; 1982 Guayaquil SWI gold: 200 m medley |
| Jani Sievinen | FIN |
SWM | Olympics | 1992—2004 | 1–1–0 1994 Roma SWI gold: 200 m medley, silver: 400 m medley |
| Carlo Silipo | ITA |
WPO | Olympics / Coach | 1992—2024 | 1–1–0 1994 Roma WAP gold; 2003 Barcelona WAP silver |
| Emily Silver | USA |
SWM | Olympics | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Anastasiya Simanovich | ROCRUS |
WPO | Olympics | 2016—2020 | 0–0–1 2017 Budapest WAP bronze |
| Dubravko Šimenc | CRO YUG |
WPO | Olympics / Opening Flagbearer | 1988—2004 | 2–0–0 1986 Madrid WAP gold (competed for Yugoslavia); 1991 Perth WAP gold (competed for Yugoslavia) |
| Roldano Simeoni | ITA |
WPO | Olympics | 1972—1980 | 1–0–1 1975 Cali WAP bronze; 1978 West Berlin WAP gold |
| Heather Simmons-Carrasco | USA |
SWA | Olympics | 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 |
SWM | Olympics | 1988 | 2–0–0 1982 Guayaquil SWI gold: 200 m backstroke; 1986 Madrid SWI gold: 200 m backstroke |
| Peter Sitt |  GERFRG |
SWM | Olympics | 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 |
SWM | Olympics | 2008—2024 | 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 |
| Nikolay Skvortsov | RUS |
SWM | Olympics | 2004—2012 | 0–0–2 2007 Melbourne SWI bronze: 200 m butterfly and 4×100 m medley relay |
| Susan Sloan |  CAN |
SWM | Olympics | 1976 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m freestyle relay |
| Roman Sludnov | RUS |
SWM | Olympics | 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 | RUSURS |
SWM | Olympics | 1976 | 0–1–1 1975 Cali SWI silver: 400 m medley, bronze: 200 m medley |
| Nikolay Smirnov | URSUKR |
WPO | Olympics | 1988 | 1–0–1 1982 Guayaquil WAP gold; 1986 Madrid WAP bronze |
| Sergey Smiryagin | RUSURS |
SWM | Olympics | 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 |
WPO | Olympics | 2008 | 0–1–0 2015 Kazan WAP silver |
| Anabelle Smith | AUS |
DIV | Olympics | 2012—2024 | 0–0–1 2011 Shanghai DIV bronze: synchronized springboard |
| Clark Smith | USA |
SWM | Olympics | 2016 | 0–0–1 2017 Budapest SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Dan Smith | AUS |
SWM | Olympics | 2016 | 0–0–1 2015 Kazan SWI bronze: 4×200 m freestyle relay |
| Graeme Smith | GBR |
SWM | Olympics | 1996—2004 | 0–1–1 2001 Fukuoka SWI silver: 1500 m freestyle, bronze: 800 m freestyle |
| Graham Smith | CAN |
SWM | Olympics | 1976 | 1–1–0 1978 West Berlin SWI gold: 200 m medley, silver: 100 m breaststroke |
| Kierra Smith | CAN |
SWM | Olympics | 2016—2020 | 0–0–1 2019 Gwangju SWI bronze: 4×100 m medley relay (swam in heats only) |
| Leah Smith | USA |
SWM | Olympics | 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 |
SWM | Olympics | 1976—1980 | 0–0–1 1978 West Berlin SWI bronze: 4×100 m medley relay |
| Shannon Smith | CAN |
SWM | Olympics | 1976 | 0–0–1 1975 Cali SWI bronze: 4×100 m freestyle relay |
| Mile Smodlaka | CRO |
WPO | Olympics | 2000—2008 | 1–0–0 2007 Melbourne WAP gold |
| Olivia Smoliga | USA |
SWM | Olympics | 2016—2020 | 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 |
WPO | Olympics | 1996—2004 | 0–0–1 1994 Roma WAP bronze (competed for Russia) |
| Yelena Smurova | RUS |
WPO | Olympics | 2000—2008 | 0–0–2 2003 Barcelona WAP bronze; 2007 Melbourne WAP bronze |
| Ingvild Snildal |  NOR |
SWM | Olympics | 2008—2012 | 0–0–1 2009 Roma SWI bronze: 50 m butterfly |
| Yevgeniya Soboleva | ROCRUS |
WPO | Olympics | 2008—2020 | 0–0–3 2007 Melbourne WAP bronze; 2009 Roma WAP bronze; 2011 Shanghai WAP bronze |
| Michael Söderlund | SWE |
SWM | Olympics | 1980—1988 | 0–0–1 1982 Guayaquil SWI bronze: 4×100 m freestyle relay (swam in heats only) |
| Song Donglun | CHN |
WPO | Olympics | 2012—2016 | 0–1–0 2011 Shanghai WAP silver |
| Rebecca Soni | USA |
SWM | Olympics | 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 |
WPO | Olympics | 2008—2016 | 1–1–0 2009 Roma WAP gold (competed for Serbia); 2011 Shanghai WAP silver (competed for Serbia) |
| Ildikó Sós Zirigh |  HUN |
WPO | Olympics | 2004—2008 | 0–1–0 2001 Fukuoka WAP silver |
| Aleksandar Šoštar | SRBSCGYUG |
WPO | Olympics | 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 |
WPO | Olympics | 2012—2016 | 0–1–0 2013 Barcelona WAP silver |
| Torsten Spanneberg | GER |
SWM | Olympics | 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 |
SWM | Olympics | 2008—2012 | 1–0–0 2009 Roma SWI gold: 100 m backstroke |
| Christian Sprenger | AUS |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2004 | 1–0–0 2003 Barcelona WAP gold |
| Hagen Stamm | GERFRG |
WPO | Olympics / Coach | 1984—2008 | 0–0–1 1982 Guayaquil WAP bronze (competed for West Germany) |
| Mike Stamm | USA |
SWM | Olympics | 1972 | 1–1–0 1973 Belgrade SWI gold: 4×100 m medley relay, silver: 100 m backstroke |
| Przemysław Stańczyk |  POL |
SWM | Olympics | 2004—2008 | 1–0–0 2007 Melbourne SWI gold: 800 m freestyle |
| Claudia Stănescu |  ROU |
SWM | Olympics | 1992 | 0–0–0 1991 Perth bronze: 4×50 m freestyle relay (demonstration event) |
| Benjamin Starke | GER |
SWM | Olympics | 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 |
SWM | Olympics | 1984 | 0–0–1 1986 Madrid SWI bronze: 4×100 m medley relay |
| Antonello Steardo | ITA |
WPO | Olympics | 1980—1988 | 0–1–0 1986 Madrid WAP silver |
| Marrit Steenbergen | NED |
SWM | Olympics | 2016—2024 | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2008—2012 | 1–0–0 2009 Roma WAP gold |
| Maggie Steffens | USA |
WPO | Olympics | 2012—2024 | 3–0–0 2015 Kazan WAP gold; 2017 Budapest WAP gold; 2019 Gwangju WAP gold |
| Angela Steinbach | FRG |
SWM | Olympics | 1972 | 0–0–1 1973 Belgrade SWI bronze: 4×100 m freestyle relay |
| Klaus Steinbach | GERFRG |
SWM | Olympics / Administrator | 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 |
WPO | Olympics | 2004—2012 | 0–1–0 2005 Montréal WAP silver |
| Barnabás Steinmetz | HUN |
WPO | Olympics | 2000—2004 | 1–1–0 1998 Perth WAP silver; 2003 Barcelona WAP gold |
| Manuela Stellmach | GDRGER |
SWM | Olympics | 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 |
SWM | Olympics | 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 | Olympics | 2004—2012 | 0–0–2 2007 Melbourne DIV bronze: platform; 2011 Shanghai DIV bronze: synchronized platform |
| Craig Stevens | AUS |
SWM | Olympics | 2004—2008 | 1–1–0 2003 Barcelona SWI gold: 4×200 m freestyle relay; 2007 Melbourne SWI silver: 800 m freestyle |
| Mark Stevens | GBR |
SWM | Olympics | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Evan Stewart |  ZIM |
DIV | Olympics | 1992—2000 | 1–0–0 1994 Roma DIV gold: 1 m springboard |
| Mel Stewart | USA |
SWM | Olympics | 1988—1992 | 1–1–0 1991 Perth SWI gold: 200 m butterfly, silver: 4×200 m freestyle relay |
| Mercédesz Stieber | HUN |
WPO | Olympics | 2004—2008 | 2–1–0 1994 Roma WAP gold; 2001 Fukuoka WAP silver; 2005 Montréal WAP gold |
| Hannah Stockbauer | GER |
SWM | Olympics | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 1968—1972 | 0–1–0 1975 Cali SWI silver: 4×100 m medley relay (swam in heats only) |
| Kyle Stolk | NED |
SWM | Olympics / YOG | 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 |
SWM | Olympics | 2000 | 1–0–0 2001 Fukuoka gold: 4×100 m medley relay (swam in heats only) |
| Petar Stoychev |  BUL |
OWS/SWM | Olympics / Opening Flagbearer | 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 |
SWM | Olympics | 1976 | 0–1–0 1973 Belgrade SWI silver: 400 m medley |
| Vyacheslav Strakhov | RUSURS |
DIV | Olympics | 1972—1976 | 0–0–1 1975 Cali DIV bronze: 3 m springboard |
| Sharleen Stratton | AUS |
DIV | Olympics | 2008—2012 | 0–0–2 2007 Melbourne DIV bronze: synchronized springboard; 2011 Shanghai DIV bronze: synchronized springboard |
| Astrid Strauß | GDR |
SWM | Olympics | 1988 | 2–1–0 1986 Madrid SWI gold: 800 m freestyle and 4×200 m freestyle relay, silver: 400 m freestyle |
| Jérémy Stravius | FRA |
SWM | Olympics | 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 |  ESTURS |
SWM | Olympics | 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 |
SWM | Olympics | 2004—2016 | 0–0–1 2007 Melbourne SWI bronze: 100 m butterfly |
| Vaso Subotić | SCG |
WPO | Olympics | 1996 | 1–0–0 1991 Perth WAP gold (competed for Yugoslavia) |
| Nora Subschinski | GER |
DIV | Olympics | 2004—2016 | 0–0–2 2007 Melbourne DIV bronze: synchronized platform; 2011 Shanghai DIV bronze: synchronized platform |
| Attila Sudár | HUN |
WPO | Olympics | 1976—1980 | 0–2–0 1978 West Berlin WAP silver; 1982 Guayaquil WAP silver |
| Jill Sudduth | USA |
SWA | Olympics | 1996 | 2–0–0 1994 Roma SYN gold: duet; 1994 Roma SYN gold: team |
| Aleksandr Sukhorukov | RUS |
SWM | Olympics | 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 |
WPO | Olympics | 2012—2016 | 1–1–3 2009 Roma WAP bronze; 2011 Shanghai WAP bronze; 2013 Barcelona WAP bronze; 2015 Kazan WAP silver; 2017 Budapest WAP gold |
| Eamon Sullivan | AUS |
SWM | Olympics | 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 |
WPO | Olympics | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Sun Meichen | CHN |
SWM | Olympics | 2016 | 2–0–0 2017 Budapest SWI gold: 200 m freestyle and 400 m freestyle |
| Sun Shuwei | CHN |
DIV | Olympics | 1992 | 2–1–0 1991 Perth DIV gold: platform; 1994 Roma DIV silver: platform; 1998 Perth DIV gold: synchronized platform |
| Sun Wenyan | CHN |
SWA | Olympics | 2012—2020 | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2008—2016 | 0–1–0 2011 Shanghai WAP silver |
| Sun Ye | CHN |
SWM | Olympics | 2008—2012 | 0–1–0 2011 Shanghai SWI silver: 4×100 m medley relay (swam in heats only) |
| Sun Yujun | CHN |
WPO | Olympics | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Emiko Suzuki | JPN |
SWA | Olympics | 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 |
SWM | Olympics | 2016 | 0–0–1 2015 Kazan SWI bronze: 200 m butterfly |
| Kseniya Sydorenko | UKR |
SWA | Olympics | 2008—2020 | 0–1–1 2017 Budapest SYN silver: team Free Routine Combination, bronze: team Free |
| Denys Sylantiev | UKR |
SWM | Olympics / Opening Flagbearer | 1996—2008 | 1–0–0 1998 Perth SWI gold: 200 m butterfly |
| József Szabó | HUN |
SWM | Olympics | 1988 | 1–0–0 1986 Madrid SWI gold: 200 m breaststroke |
| Tünde Szabó | HUN |
SWM | Olympics | 1992 | 0–1–0 1991 Perth SWI silver: 100 m backstroke |
| Zoltán Szécsi | HUN |
WPO | Olympics | 2000—2012 | 1–2–0 2003 Barcelona WAP gold; 2005 Montréal WAP silver; 2007 Melbourne WAP silver |
| Andreas Szigat | GER |
SWM | Olympics | 1992 | 0–0–1 1994 Roma SWI bronze: 4×200 m freestyle relay |
| István Szívós, Jr. | HUN |
WPO | Olympics | 1968—1980 | 1–2–0 1973 Belgrade WAP gold; 1975 Cali WAP silver; 1978 West Berlin WAP silver |
| Márton Szivós | HUN |
WPO | Olympics | 2012—2016 | 1–2–0 2005 Montréal WAP silver; 2007 Melbourne WAP silver; 2013 Barcelona WAP gold |
| Krisztina Szremkó | HUN |
WPO | Olympics | 2004—2008 | 1–1–0 1994 Roma WAP gold; 2001 Fukuoka WAP silver |
| Gabriella Szűcs | HUN |
WPO | Olympics | 2012—2020 | 0–0–1 2013 Barcelona WAP bronze |
| Chiara Tabani | ITA |
WPO | Olympics | 2016—2024 | 0–0–1 2015 Kazan WAP bronze |
| Masako Tachibana | JPN |
SWA | Olympics | 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 | Olympics | 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 |
SWM | Olympics | 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 |
WPO | Olympics | 2016—2024 | 0–1–0 2019 Gwangju WAP silver |
| Yasuko Tajima | JPN |
SWM | Olympics | 2000 | 0–0–1 1998 Perth SWI bronze: 400 m medley |
| Orsolya Takács | HUN |
WPO | Olympics | 2008—2016 | 1–0–1 2005 Montréal WAP gold; 2013 Barcelona WAP bronze |
| Kaori Takahashi | JPN |
SWA | Olympics | 1996 | 0–0–1 1994 Roma SYN bronze: team |
| Aki Takayama | JPN |
SWA | Olympics | 1992 | 0–1–2 1986 Madrid SYN bronze: team; 1991 Perth SYN silver: duet, bronze: team |
| Miho Takeda | JPN |
SWA | Olympics | 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 | Olympics | 1984—1992 | 0–2–0 1986 Madrid DIV silver: 3 m springboard; 1991 Perth DIV silver: 3 m springboard |
| Tan Shuping | CHN |
DIV | Olympics | 1992—1996 | 1–1–0 1994 Roma DIV gold: 3 m springboard, silver: 1 m springboard |
| Masami Tanaka | JPN |
SWM | Olympics | 1996—2004 | 0–0–1 1998 Perth SWI bronze: 4×100 m medley relay |
| Miyako Tanaka | JPN |
SWA | Olympics | 1988 | 0–0–1 1986 Madrid SYN bronze: team |
| Liam Tancock | GBR |
SWM | Olympics | 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 |
SWM | Olympics | 1992 | 1–0–0 1994 Roma SWI gold: 4×100 m freestyle relay (competed for the United States) |
| Tang Jingzhi | CHN |
SWM | Olympics | 2008 | 0–0–1 2005 Montréal SWI bronze: 4×200 m freestyle relay (swam in heats only) |
| Tang Mengni | CHN |
SWA | Olympics | 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 |
SWM | Olympics / YOG | 2008—2016 | 0–1–1 2011 Shanghai SWI silver: 4×100 m medley relay, bronze: 4×200 m freestyle relay |
| Yekaterina Tankeyeva | RUS |
WPO | Olympics | 2012 | 0–0–1 2011 Shanghai WAP bronze |
| Ashley Tappin | USA |
SWM | Olympics | 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 | ROCRUS |
SWM | Olympics | 2016—2020 | 0–0–1 2017 Budapest SWI bronze: 4×100 m medley relay (swam in heats only) |
| Matt Targett | AUS |
SWM | Olympics | 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 |
WPO | Olympics | 2012—2020 | 1–1–0 2013 Barcelona WAP gold; 2019 Gwangju WAP silver |
| Davis Tarwater | USA |
SWM | Olympics | 2012 | 1–0–0 2009 Roma SWI gold: 4×200 m freestyle relay (swam in heats only) |
| Juri Tatsumi | JPN |
SWA | Olympics | 2000—2004 | 1–2–0 2001 Fukuoka SYN silver: team; 2003 Barcelona SYN gold: team Free Routine Combination, silver: team |
| Ulrike Tauber | GDR |
SWM | Olympics | 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 | RUSEUN |
SWM | Olympics | 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 | Olympics | 1996—2004 | 0–0–1 2005 Montréal DIV bronze: synchronized platform |
| Laura Teani | ITA |
WPO | Olympics | 2016 | 0–0–1 2015 Kazan WAP bronze |
| André Teixeira | BRA |
SWM | Olympics | 1992—1996 | 0–0–1 1994 Roma SWI bronze: 4×100 m freestyle relay |
| Stefano Tempesti | ITA |
WPO | Olympics | 2000—2016 | 1–1–0 2003 Barcelona WAP silver; 2011 Shanghai WAP gold |
| Riccardo Tempestini | ITA |
WPO | Olympics | 1988 | 0–1–0 1986 Madrid WAP silver |
| Teng Fei | CHN |
WPO | Olympics | 2008—2012 | 0–1–0 2011 Shanghai WAP silver |
| Aya Terakawa | JPN |
SWM | Olympics | 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 | Olympics | 1996—2020 | 0–0–1 2001 Fukuoka DIV bronze: 3 m springboard |
| Cristina Teuscher | USA |
SWM | Olympics | 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 |
SWM | Olympics | 1988—1992 | 0–1–0 1991 Perth SWI silver: 50 m backstroke (demonstration event) and 100 m backstroke |
| Stev Theloke | GER |
SWM | Olympics | 1996—2000 | 0–0–1 1998 Perth SWI bronze: 100 m backstroke |
| Argyris Theodoropoulos |  GRE |
WPO | Olympics | 2004—2012 | 0–0–1 2005 Montréal WAP bronze |
| Margot Thien | USA |
SWA | Olympics | 1996 | 1–0–0 1994 Roma SYN gold: team |
| Nick Thoman | USA |
SWM | Olympics | 2012 | 1–0–0 2011 Shanghai SWI gold: 4×100 m medley relay |
| Karine Thomas | CAN |
SWA | Olympics | 2012—2016 | 0–0–2 2009 Roma SYN bronze: team Free Routine Combination; 2011 Shanghai SYN bronze: team Free Routine Combination |
| Petria Thomas | AUS |
SWM | Olympics / Closing Flagbearer | 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 |
SWM | Olympics | 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 |
SWM | Olympics | 2000 | 0–1–0 2003 Barcelona SWI silver: 4×200 m freestyle relay |
| Markus Thormeyer | CAN |
SWM | Olympics | 2016—2020 | 0–0–1 2017 Budapest SWI bronze: 4×100 m freestyle mixed relay (swam in heats only) |
| Ian Thorpe | AUS |
SWM | Olympics / Closing Flagbearer | 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 |
SWM | Olympics / YOG | 2014—2024 | 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) |
