Olympians Who Set a World Record in Long Course Swimming (808)
Description
Records in this list are shown for current Olympic events only.
| Athlete | Nation(s) | Sport(s) | Role(s) | Era | Notes |
|---|---|---|---|---|---|
| Kaitlin Sandeno |  USA |
SWM | Olympics | 2000—2004 | 4×200 m freestyle relay – 18 August 2004 - 3 August 2006: 7:53.42 (18 August 2004; Athina, GRE) |
| Manuel dos Santos |  BRA |
SWM | Olympics | 1960 | 100 m freestyle – 20 September 1961 - 14 October 1964: 53.6 (20 September 1961; Rio de Janeiro, BRA) |
| Otto Scheff |  AUT |
SWM/WPO | Olympics / 1906 / Non-starter | 1906—1912 | 200 m freestyle – 11 November 1908 - 9 September 1910: 2:31.6 (11 November 1908; Wien, AUT) |
| Oskar Schiele |  GER |
SWM | Olympics / 1906 | 1906—1912 | 100 m backstroke – 6 April 1912 - 29 April 1912: 1:18.4 (6 April 1912; Bruxelles, BEL); 200 m backstroke – 27 June 1909 - 3 January 1910: 3:04.4 (27 June 1909; Berlin, GER) |
| Jess Schipper |  AUS |
SWM | Olympics | 2004—2012 | 200 m butterfly – 17 August 2006 - 14 August 2008 and 30 July 2009 - 21 October 2009: 2:05.40 (17 August 2006; Victoria, CAN), 2:03.41 (30 July 2009; Roma, ITA); 4×100 m medley relay – 21 March 2006 - 1 August 2009: 3:56.30 (21 March 2006; Melbourne, AUS), 3:55.74 (31 March 2007; Melbourne, AUS), 3:52.69 (17 August 2008; Beijing, CHN) |
| Mel Schlanger | AUS |
SWM | Olympics | 2008—2012 | 4×100 m freestyle relay – 24 July 2014 - 6 August 2016: 3:30.98 (24 July 2014; Glasgow, GBR) |
| Andreas Schmidt |  FRG |
SWM | Olympics | 1976—1984 | 4×200 m freestyle relay – 23 August 1983 - 30 July 1984: 7:20.40 (23 August 1983; Roma, ITA) |
| Fred Schmidt | USA |
SWM | Olympics | 1964 | 100 m butterfly – 20 August 1961 - 24 April 1962: 58.6 (20 August 1961; Los Angeles, USA); 4×100 m medley relay – 12 August 1962 - 24 August 1963 and 16 October 1964 - 31 August 1967: 4:01.6 (12 August 1962; Cuyahoga Falls, USA), 3:58.4 (16 October 1964; Tokyo, JPN) |
| Ingrid Schmidt |  GDRGER |
SWM | Olympics | 1960—1964 | 4×100 m medley relay – 23 August 1962 - 28 June 1964: 4:40.1 (23 August 1962; Leipzig, GDR) (competed for East Germany) |
| Allison Schmitt | USA |
SWM | Olympics | 2008—2020 | 4×100 m medley relay – 4 August 2012 - 30 July 2017: 3:52.05 (4 August 2012; London, GBR) |
| Petra Schneider | GDR |
SWM | Olympics | 1980 | 200 m medley – 24 May 1980 - 4 July 1981: 2:13.00 (24 May 1980; Ost-Berlin, GDR); 400 m medley – 30 March 1980 - 13 October 1997: 4:39.96 (30 March 1980; Leningrad, URS), 4:38.44 (27 May 1980; Magdeburg, GDR), 4:36.29 (26 July 1980; Moskva, URS), 4:36.10 (1 August 1982; Guayaquil, ECU) |
| Roland Schoeman |  RSA |
SWM | Olympics / Other | 2000—2012 | 50 m butterfly – 24 July 2005 - 5 April 2009: 23.01 (24 July 2005; Montréal, CAN), 22.96 (25 July 2005; Montréal, CAN); 4×100 m freestyle relay – 15 August 2004 - 19 August 2006: 3:13.17 (15 August 2004; Athina, GRE) |
| Tatjana Schoenmaker | RSA |
SWM | Olympics | 2020 | 200 m breaststroke – 30 July 2021 - 21 April 2023: 2:18.95 (30 July 2021; Tokyo, JPN) |
| Don Schollander | USA |
SWM | Olympics / Other | 1964—1968 | 200 m freestyle – 11 August 1962 - 21 April 1963, 27 July 1963 - 24 May 1964, and 1 August 1964 - 4 September 1971: 2:00.4 tied (11 August 1962; Cuyahoga Falls, USA), 1:58.8 (27 July 1963; Los Angeles, USA), 1:58.5 (17 August 1963; Tokyo, JPN), 1:58.4 (24 August 1963; Osaka, JPN), 1:57.6 (1 August 1964; Palo Alto, USA), 1:57.2 (29 July 1966; Los Angeles, USA), 1:56.2 (19 August 1966; Lincoln, USA), 1:56.0 (29 July 1967; Winnipeg, CAN), 1:55.7 (12 August 1967; Oak Park, USA), 1:54.8 (30 August 1968; Long Beach, USA), 1:54.3 (30 August 1968; Long Beach, USA); 400 m freestyle – 31 July 1964 - 25 August 1966: 4:12.7 (31 July 1964; Palo Alto, USA), 4:12.2 (15 October 1964; Tokyo, JPN), 4:11.6 (18 August 1966; Lincoln, USA); 4×100 m freestyle relay – 4 July 1963 - 18 August 1963, 14 October 1964 - 28 August 1967, and 3 September 1968 - 17 October 1968: 3:39.9 (4 July 1963; Los Altos, USA), 3:33.2 (14 October 1964; Tokyo, JPN), 3:32.5 (3 September 1968; Long Beach, USA); 4×200 m freestyle relay – 10 August 1963 - 24 July 1970: 8:07.6 (10 August 1963; Chicago, USA), 8:03.7 (19 August 1963; Tokyo, JPN), 8:01.8 (28 September 1964; Los Angeles, USA), 7:52.1 (18 October 1964; Tokyo, JPN) |
| Alexander Schowtka | FRG |
SWM | Olympics | 1984 | 4×200 m freestyle relay – 23 August 1983 - 30 July 1984: 7:20.40 (23 August 1983; Roma, ITA) |
| Rich Schroeder | USA |
SWM | Olympics | 1984—1988 | 4×100 m medley relay – 25 September 1988 - 26 July 1996: 3:36.93 (25 September 1988; Seoul, KOR) |
| Frances Schroth | USA |
SWM | Olympics | 1920 | 4×100 m freestyle relay – 29 August 1920 - 20 July 1924: 5:11.6 (29 August 1920; Antwerpen, BEL) |
| Carolyn Schuler | USA |
SWM | Olympics | 1960 | 4×100 m medley relay – 2 September 1960 - 23 August 1962: 4:41.1 (2 September 1960; Roma, ITA) |
| Lary Schulhof | USA |
SWM | Olympics | 1964 | 4×100 m medley relay – 20 August 1961 - 12 August 1962: 4:03.0 (20 August 1961; Los Angeles, USA) |
| Sabina Schulze | GDR |
SWM | Olympics | 1988 | 4×100 m freestyle relay – 19 August 1986 - 28 July 1992: 3:40.57 (19 August 1986; Madrid, ESP) |
| Emily Seebohm | AUS |
SWM | Olympics | 2008—2020 | 50 m backstroke – 22 March 2008 - 23 March 2008: 27.95 (22 March 2008; Sydney, AUS): 4×100 m medley relay – 31 March 2007 - 1 August 2009: 3:55.74 (31 March 2007; Melbourne, AUS), 3:52.69 (17 August 2008; Beijing, CHN) |
| Elke Sehmisch | GDR |
SWM | Olympics | 1972 | 4×100 m freestyle relay – 11 September 1970 - 9 September 1971 and 30 August 1972 - 30 August 1972: 4:00.8 (11 September 1970; Barcelona, ESP), 3:58.11 tied (30 August 1972; München, FRG) |
| Jopie Selbach |  NED |
SWM | Olympics | 1936 | 4×100 m freestyle relay – 14 April 1934 - 8 February 1938: 4:33.3 (14 April 1934; Rotterdam, NED), 4:32.8 (24 May 1936; Rotterdam, NED) |
| Nida Senff | NED |
SWM | Olympics | 1936 | 100 m backstroke – 8 September 1936 - 1 November 1938: 1:15.7 (8 September 1936; København, DEN), 1:15.4 (10 September 1936; København, DEN), 1:13.6 (25 October 1936; Düsseldorf, GER); 200 m backstroke – 2 February 1937 - 14 February 1937: 2:44.6 (2 February 1937; Amsterdam, NED) |
| Andriy Serdinov |  UKR |
SWM | Olympics | 2000—2008 | 100 m butterfly – 25 July 2003 - 25 July 2003: 51.76 (25 July 2003; Barcelona, ESP) |
| Andrey Shabasov |  RUS |
SWM | Olympics | 2016 | 4×100 m medley mixed relay – 16 May 2014 - 19 August 2014: 3:48.74 (16 May 2014; Moskva, RUS) |
| Shan Ying |  CHN |
SWM | Olympics | 1996 | 4×100 m freestyle relay – 7 September 1994 - 16 September 2000: 3:37.91 (7 September 1994; Roma, ITA) |
| Eric Shanteau | USA |
SWM | Olympics | 2008—2012 | 4×100 m medley relay – 2 August 2009 - 1 August 2021: 3:27.28 (2 August 2009; Roma, ITA) |
| Tim Shaw | USA |
SWM/WPO | Olympics | 1976—1984 | 200 m freestyle – 23 August 1974 - 18 June 1975: 1:51.66 (23 August 1974; Concord, USA); 400 m freestyle – 22 August 1974 - 18 June 1976: 3:56.96 (22 August 1974; Concord, USA), 3:54.69 (22 August 1974; Concord, USA), 3:53.95 (19 June 1975; Long Beach, USA), 3:53.31 (20 August 1975; Kansas City, USA); 800 m freestyle – 21 June 1975 - 27 February 1976: 8:13.68 (21 June 1975; Long Beach, USA), 8:09.60 (13 July 1975; Mission Viejo, USA); 1500 m freestyle – 25 August 1974 - 25 January 1975 and 21 June 1975 - 27 February 1976: 15:31.75 (25 August 1974; Concord, USA), 15:20.91 (21 June 1975; Long Beach, USA); 4×200 m freestyle relay – 22 August 1975 - 21 July 1976: 7:30.54 (22 August 1975; Kansas City, USA), 7:30.33 (21 July 1976; Montréal, CAN) |
| Courtney Shealy | USA |
SWM | Olympics | 2000 | 4×100 m freestyle relay – 16 September 2000 - 29 July 2002: 3:36.61 (16 September 2000; Sydney, AUS) |
| Don Sheff | USA |
SWM | Olympics | 1952 | 4×100 m freestyle relay – 19 March 1951 - 6 August 1955: 3:47.9 (19 March 1951; New Haven, USA); 4×200 m freestyle relay – 16 February 1952 - 4 November 1956: 8:29.4 (16 February 1952; New Haven, USA) |
| Geoff Shipton | AUS |
SWM | Olympics | 1960 | 4×100 m freestyle relay – 3 May 1958 - 21 July 1959: 3:46.3 (3 May 1958; Brisbane, AUS) |
| Aleksandr Sidorenko |  URSUKR |
SWM | Olympics | 1980 | 200 m medley – 9 July 1978 - 2 August 1978: 2:05.24 (9 July 1978; Moskva, URS) |
| Jon Sieben | AUS |
SWM | Olympics | 1984—1992 | 200 m butterfly – 3 August 1984 - 29 June 1985: 1:57.04 (3 August 1984; Los Angeles, USA) |
| Erwin Sietas | GER |
SWM | Olympics | 1928—1936 | 200 m breaststroke – 16 March 1935 - 4 May 1935: 2:42.4 (16 March 1935; Düsseldorf, GER) |
| Jani Sievinen |  FIN |
SWM | Olympics | 1992—2004 | 200 m medley – 11 September 1994 - 29 June 2003: 1:58.16 (11 September 1994; Roma, ITA) |
| Ann Simmons | USA |
SWM | Olympics | 1972 | 800 m freestyle – 10 September 1971 - 3 December 1971: 8:59.4 (10 September 1971; Minsk, URS) |
| Márton Sipos |  HUN |
SWM | Olympics | 1924 | 100 m breaststroke – 24 September 1922 - 5 April 1925: 1:16.2 (24 September 1922; Budapest, HUN) |
| Cornelia Sirch | GDR |
SWM | Olympics | 1988 | 200 m backstroke – 8 August 1982 - 27 June 1986: 2:09.91 (8 August 1982; Guayaquil, ECU); 4×200 m freestyle relay – 22 August 1983 - 17 August 1986: 8:02.27 (22 August 1983; Roma, ITA) |
| Peter Sitt | GERFRG |
SWM | Olympics | 1988—1992 | 4×200 m freestyle relay – 19 August 1987 - 21 September 1988: 7:13.10 (19 August 1987; Strasbourg, FRA) (competed for West Germany) |
| Sarah Sjöström |  SWE |
SWM | Olympics | 2008—2020 | 50 m freestyle – 29 July 2017 - present: 23.67 (29 July 2017; Budapest, HUN), 23.61 (29 July 2023; Fukuoka, JPN); 100 m freestyle – 23 July 2017 - present: 51.71 (23 July 2017; Budapest, HUN); 50 m butterfly – 5 July 2014 - present: 24.43 (5 July 2014; Borås, SWE); 100 m butterfly – 26 July 2009 - 29 July 2012 and 2 August 2015 - present: 56.44 (26 July 2009; Roma, ITA), 56.06 (27 July 2009; Roma, ITA), 55.74 (2 August 2015; Kazan, RUS), 55.64 (3 August 2015; Kazan, RUS), 55.48 (7 August 2016; Rio de Janeiro, BRA) |
| Bob Skelton | USA |
SWM | Olympics | 1924 | 200 m breaststroke – 21 March 1924 - 7 April 1924: 2:52.6 (21 March 1924; Milwaukee, USA) |
| Pyotr Skripchenkov | RUSURS |
SWM | Olympics | 1952 | 4×100 m medley relay – 13 May 1953 - 14 August 1956: 4:24.8 (13 May 1953; Moskva, URS), 4:21.3 (26 January 1954; Moskva, URS), 4:19.0 (24 February 1954; Stockholm, SWE) |
| Roman Sludnov | RUS |
SWM | Olympics | 2000—2012 | 100 m breaststroke – 15 June 2000 - 28 March 2001 and 28 June 2001 - 21 July 2003: 1:00.36 (15 June 2000; Moskva, RUS), 1:00.26 (28 June 2001; Moskva, RUS), 59.97 (29 June 2001; Moskva, RUS), 59.94 (23 July 2001; Fukuoka, JPN) |
| Bill Smith | USA |
SWM | Olympics | 1948 | 200 m freestyle – 12 February 1944 - 20 September 1946: 2:06.2 (12 February 1944; Columbus, USA); 400 m freestyle – 13 May 1941 - 12 September 1947: 4:38.5 (13 May 1941; Honolulu, USA); 800 m freestyle – 24 July 1941 - 26 June 1949: 9:50.9 (24 July 1941; Honolulu, USA); 4×200 m freestyle relay – 3 August 1948 - 18 August 1949: 8:46.0 (3 August 1948; London, GBR) |
| Graham Smith |  CAN |
SWM | Olympics | 1976 | 200 m medley – 4 August 1977 - 9 July 1978 and 24 August 1978 - 6 July 1979: 2:05.31 (4 August 1977; Montréal, CAN), 2:03.56 (24 August 1978; West-Berlin, FRG) |
| Regan Smith | USA |
SWM | Olympics | 2020 | 100 m backstroke – 28 July 2019 - 13 June 2021: 57.57 (28 July 2019; Gwangju, KOR); 200 m backstroke – 26 July 2019 - 10 March 2023: 2:03.35 (26 July 2019; Gwangju, KOR); 4×100 m medley relay – 28 July 2019 - present: 3:50.40 (28 July 2019; Gwangju, KOR) |
| Viktor Solovyov | RUSURS |
SWM | Olympics | 1952 | 3×100 m medley relay – 13 May 1951 - 25 March 1952: 3:11.1 (13 May 1951; Moskva, URS); 4×100 m medley relay – 26 January 1954 - 14 August 1956: 4:21.3 (26 January 1954; Moskva, URS), 4:19.0 (24 February 1954; Stockholm, SWE) |
| Alan Somers | USA |
SWM | Olympics | 1960 | 4×200 m freestyle relay – 23 July 1960 - 6 August 1960: 8:17.0 (23 July 1960; Toledo, USA) |
| Rebecca Soni | USA |
SWM | Olympics | 2008—2012 | 100 m breaststroke – 27 July 2009 - 7 August 2009: 1:04.84 (27 July 2009; Roma, ITA); 200 m breaststroke – 15 August 2008 - 30 July 2009 and 1 August 2012 - 1 August 2013: 2:20.22 (15 August 2008; Beijing, CHN), 2:20.00 (1 August 2012; London, GBR), 2:19.59 (2 August 2012; London, GBR); 4×100 m medley relay – 4 August 2012 - 30 July 2017: 3:52.05 (4 August 2012; London, GBR) |
| Vitaly Sorokin | RUSURS |
SWM | Olympics | 1956—1960 | 4×200 m freestyle relay – 4 November 1956 - 3 December 1956: 8:24.5 (4 November 1956; Moskva, URS) |
| Annie Speirs |  GBR |
SWM | Olympics | 1912 | 4×100 m freestyle relay – 15 July 1912 - 29 August 1920: 5:52.8 (15 July 1912; Stockholm, SWE) |
| Walter Spence | CAN |
SWM | Olympics | 1928—1932 | 100 m breaststroke – 28 October 1927 - 20 May 1932: 1:14.0 (28 October 1927; New York City, USA) |
| Joan Spillane | USA |
SWM | Olympics | 1960 | 4×100 m freestyle relay – 3 September 1960 - 31 July 1964: 4:08.9 (3 September 1960; Roma, ITA) |
| Mark Spitz | USA |
SWM | Olympics | 1968—1972 | 100 m freestyle – 23 August 1970 - 21 June 1975: 51.94 (23 August 1970; Los Angeles, USA), 51.47 (5 August 1972; Chicago, USA), 51.22 (3 September 1972; München, FRG); 200 m freestyle – 12 July 1969 - 23 August 1974: 1:54.3 tied (12 July 1969; Santa Clara, USA), 1:54.2 (4 September 1971; Leipzig, GDR), 1:53.5 (10 September 1971; Minsk, URS), 1:52.78 (29 August 1972; München, FRG); 400 m freestyle – 25 June 1967 - 4 July 1967, 7 July 1967 - 28 August 1967, and 23 June 1968 - 1 August 1968: 4:10.6 (25 June 1967; Haywood, USA), 4:08.8 (7 July 1967; Santa Clara, USA), 4:07.7 (23 June 1968; Haywood, USA); 100 m butterfly – 31 July 1967 - 27 August 1977: 56.3 (31 July 1967; Winnipeg, CAN), 55.7 (7 October 1967; West-Berlin, FRG), 55.6 (30 August 1968; Long Beach, USA), 55.0 (25 August 1971; Houston, USA), 54.72 (4 August 1972; Chicago, USA), 54.56 (4 August 1972; Chicago, USA), 54.27 (31 August 1972; München, FRG); 200 m butterfly – 26 July 1967 - 30 August 1967, 8 October 1967 - 22 August 1970, 27 August 1971 - 31 August 1971, and 2 August 1972 - 3 June 1976: 2:06.4 (26 July 1967; Winnipeg, CAN), 2:05.7 (8 October 1967; West-Berlin, FRG), 2:05.4 (22 August 1970; Los Angeles, USA), 2:03.9 (27 August 1971; Houston, USA), 2:01.87 (2 August 1972; Chicago, USA), 2:01.53 (2 August 1972; Chicago, USA), 2:00.70 (28 August 1972; München, FRG); 4×100 m freestyle relay – 17 October 1968 - 23 August 1970 and 28 August 1972 - 1 September 1974: 3:31.7 (17 October 1968; Ciudad de México, MEX), 3:26.42 (28 August 1972; München, FRG); 4×200 m freestyle relay – 10 September 1971 - 7 September 1973: 7:43.3 (10 September 1971; Minsk, URS), 7:35.78 (31 August 1972; München, FRG); 4×100 m medley relay – 3 September 1971 - 22 July 1976: 3:50.4 (3 September 1971; Leipzig, GDR), 3:48.16 (4 September 1972; München, FRG) |
| Gemma Spofforth | GBR |
SWM | Olympics | 2008—2012 | 100 m backstroke – 28 July 2009 - 25 July 2017: 58.12 (28 July 2009; Roma, ITA) |
| Christian Sprenger | AUS |
SWM | Olympics | 2008—2012 | 200 m breaststroke – 30 July 2009 - 1 August 2012: 2:07.31 (30 July 2009; Roma, ITA) |
| Allen Stack | USA |
SWM | Olympics | 1948—1952 | 100 m backstroke – 23 June 1948 - 26 December 1952: 1:04.0 (23 June 1948; New Haven, USA), 1:03.6 (4 February 1949; New Haven, USA); 200 m backstroke – 4 May 1949 - 26 June 1953: 2:18.5 (4 May 1949; New Haven, USA) |
| Mike Stamm | USA |
SWM | Olympics | 1972 | 200 m backstroke – 20 August 1970 - 11 September 1970: 2:06.3 (20 August 1970; Los Angeles, USA); 4×100 m medley relay – 4 September 1972 - 22 July 1976: 3:48.16 (4 September 1972; München, FRG) |
| Irene Steer | GBR |
SWM | Olympics | 1912 | 4×100 m freestyle relay – 15 July 1912 - 29 August 1920: 5:52.8 (15 July 1912; Stockholm, SWE) |
| Britta Steffen | GER |
SWM | Olympics | 2000—2012 | 50 m freestyle – 2 August 2009 - 29 July 2017: 23.73 (2 August 2009; Roma, ITA); 100 m freestyle – 2 August 2006 - 27 March 2008 and 25 June 2009 - 2 July 2016: 53.30 (2 August 2006; Budapest, HUN), 52.85 (25 June 2009; Berlin, GER), 52.56 (27 June 2009; Berlin, GER), 52.22 (26 July 2009; Roma, ITA), 52.07 (31 July 2009; Roma, ITA); 4×100 m freestyle relay – 31 July 2006 - 18 March 2008: 3:35.22 (31 July 2006; Budapest, HUN); 4×200 m freestyle relay – 3 August 2006 - 29 March 2007: 7:50.82 (3 August 2006; Budapest, HUN) |
| Manuela Stellmach | GDRGER |
SWM | Olympics | 1988—1992 | 4×100 m freestyle relay – 19 August 1986 - 28 July 1992: 3:40.57 (19 August 1986; Madrid, ESP) (competed for East Germany); 4×200 m freestyle relay – 17 August 1986 - 18 August 2004: 7:59.33 (17 August 1986; Madrid, ESP) (competed for East Germany), 7:55.47 (18 August 1987; Strasbourg, FRA) (competed for East Germany) |
| Jill Sterkel | USA |
SWM | Olympics | 1976—1988 | 4×100 m freestyle relay – 25 July 1976 - 27 July 1980: 3:44.82 (25 July 1976; Montréal, CAN), 3:43.43 (26 August 1978; West-Berlin, FRG) |
| Mary Beth Stewart | CAN |
SWM | Olympics | 1960—1964 | 100 m butterfly – 12 August 1961 - 12 August 1961 and 28 July 1962 - 16 August 1963: 1:08.8 (12 August 1961; Philadelphia, USA), 1:07.3 (28 July 1962; Vancouver, CAN) |
| Mel Stewart | USA |
SWM | Olympics | 1988—1992 | 200 m butterfly – 12 January 1991 - 14 June 1995: 1:55.69 (12 January 1991; Perth, AUS) |
| Terri Lee Stickles | USA |
SWM | Olympics | 1964 | 4×100 m freestyle relay – 31 July 1964 - 15 October 1964: 4:08.5 (31 July 1964; Palo Alto, USA), 4:07.6 (28 September 1964; Los Angeles, USA) |
| Antje Stille | GDR |
SWM | Olympics | 1976 | 200 m backstroke – 29 February 1976 - 4 June 1976: 2:14.41 (29 February 1976; Ost-Berlin, GDR), 2:13.50 (13 March 1976; Tallinn, URS) |
| Shirley Stobs | USA |
SWM | Olympics | 1960 | 4×100 m freestyle relay – 3 September 1960 - 31 July 1964: 4:08.9 (3 September 1960; Roma, ITA) |
| Sharon Stouder | USA |
SWM | Olympics | 1964 | 100 m butterfly – 16 October 1964 - 14 August 1965: 1:04.7 (16 October 1964; Tokyo, JPN); 200 m butterfly – 12 July 1964 - 15 August 1965: 2:28.1 (12 July 1964; Los Angeles, USA), 2:26.4 (2 August 1964; Palo Alto, USA); 4×100 m freestyle relay – 15 October 1964 - 19 August 1967: 4:03.8 (15 October 1964; Tokyo, JPN); 4×100 m medley relay – 18 October 1964 - 30 July 1967: 4:33.9 (18 October 1964; Tokyo, JPN) |
| Rod Strachan | USA |
SWM | Olympics | 1976 | 400 m medley – 25 July 1976 - 4 August 1978: 4:23.68 (25 July 1976; Montréal, CAN) |
| Astrid Strauß | GDR |
SWM | Olympics | 1988 | 4×200 m freestyle relay – 22 August 1983 - 18 August 2004: 8:02.27 (22 August 1983; Roma, ITA), 7:59.33 (17 August 1986; Madrid, ESP), 7:55.47 (18 August 1987; Strasbourg, FRA) |
| Vladimir Struzhanov | RUSURS |
SWM | Olympics | 1956 | 400 m medley – 2 October 1954 - 10 March 1957, 17 March 1957 - 27 August 1957, and 20 October 1957 - 6 June 1959: 5:15.4 (2 October 1954; Minsk, URS), 5:08.3 (17 March 1957; Moskau, URS), 5:12.9 (20 October 1957; Moskva, URS); 4×200 m freestyle relay – 4 November 1956 - 3 December 1956: 8:24.5 (4 November 1956; Moskva, URS); 4×100 m medley relay – 14 August 1956 - 7 September 1957: 4:14.8 (14 August 1956; Moskva, URS) |
| Zac Stubblety-Cook | AUS |
SWM | Olympics | 2020 | 200 m breaststroke – 19 May 2022 - 28 July 2023: 2:05.95 (19 May 2022; Budapest, HUN) |
| Shigeo Sugiura |  JPN |
SWM | Olympics | 1936 | 4×200 m freestyle relay – 11 August 1936 - 3 August 1948: 8:51.5 (11 August 1936; Berlin, GER) |
| Eamon Sullivan | AUS |
SWM | Olympics | 2004—2012 | 50 m freestyle – 17 February 2008 - 23 March 2008 and 27 March 2008 - 26 April 2009: 21.56 (17 February 2008; Sydney, AUS), 21.41 (27 March 2008; Sydney, AUS), 21.28 (28 March 2008; Sydney, AUS); 100 m freestyle – 11 August 2008 - 30 July 2009: 47.24 (11 August 2008; Beijing, CHN), 47.05 (13 August 2008; Beijing, CHN) |
| Sun Yang | CHN |
SWM | Olympics | 2008—2016 | 1500 m freestyle – 31 July 2011 - present: 14:34.14 (31 July 2011; Shanghai, CHN), 14:31.02 (4 August 2012; London, GBR) |
| Hiroshi Suzuki | JPN |
SWM | Olympics | 1952—1956 | 4×100 m freestyle relay – 6 August 1955 - 3 May 1958: 3:46.8 (6 August 1955; Tokyo, JPN) |
| Elvi Svendsen |  DEN |
SWM | Olympics | 1936—1948 | 4×100 m freestyle relay – 8 February 1938 - 7 August 1938: 4:29.7 (8 February 1938; København, DEN) |
| Vítězslav Svozil |  CZE TCH |
SWM | Olympics | 1960 | 100 m breaststroke – 1 May 1957: 1:12.7 (1 May 1957; Piešťany, TCH) |
| László Szabados | HUN |
SWM | Olympics | 1932 | 4×200 m freestyle relay – 27 August 1931 - 9 August 1932: 9:34.0 (27 August 1931; Paris, FRA) |
| András Székely | HUN |
SWM | Olympics | 1932 | 4×200 m freestyle relay – 27 August 1931 - 9 August 1932: 9:34.0 (27 August 1931; Paris, FRA) |
| Éva Székely | HUN |
SWM | Olympics | 1948—1956 | 100 m breaststroke – 9 May 1951 - 20 July 1958: 1:16.9 (9 May 1951; Moskva, URS); 400 m medley – 10 April 1953 - 2 December 1956: 5:50.4 (10 April 1953; Budapest, HUN), 5:40.8 (13 July 1955; Budapest, HUN); 4×100 m freestyle relay – 27 April 1952 - 1 August 1952: 4:27.2 (27 April 1952; Moskva, URS); 3×100 m medley relay – 14 October 1950 - 2 December 1950: 3:41.2 (14 October 1950; Budapest, HUN); 4×100 m medley relay – 24 July 1953 - 3 August 1954 and 3 September 1955 - 19 November 1956: 5:10.8 (24 July 1953; Budapest, HUN), 5:09.2 (10 August 1953; Bucharest, ROU), 4:57.8 (3 September 1955; Budapest, HUN) |
| Ripszima Székely | HUN |
SWM | Olympics | 1956 | 4×100 m medley relay – 3 September 1955 - 19 November 1956: 4:57.8 (3 September 1955; Budapest, HUN) |
| Peter Szmidt | CAN |
SWM | Olympics | 1984 | 400 m freestyle – 15 July 1980 - 12 March 1982: 3:50.49 (15 July 1980; Etobicoke, CAN) |
| Katalin Szőke | HUN |
SWM | Olympics | 1952—1956 | 4×100 m freestyle relay – 27 April 1952 - 20 October 1956: 4:27.2 (27 April 1952; Moskva, URS), 4:24.4 (1 August 1952; Helsinki, FIN); 4×100 m medley relay – 3 August 1954 - 16 August 1954 and 3 September 1955 - 19 November 1956: 5:07.8 (3 August 1954; Budapest, HUN), 4:57.8 (3 September 1955; Budapest, HUN) |
| Masaharu Taguchi | JPN |
SWM | Olympics | 1936 | 4×200 m freestyle relay – 11 August 1936 - 3 August 1948: 8:51.5 (11 August 1936; Berlin, GER) |
| Nobutaka Taguchi | JPN |
SWM | Olympics | 1968—1976 | 100 m breaststroke – 29 August 1972 - 4 September 1973: 1:05.13 (29 August 1972; München, FRG), 1:04.94 (30 August 1972; München, FRG) |
| Mamoru Tanaka | JPN |
SWM | Non-starter | 1952 | 200 m breaststroke – 17 September 1954 - 5 August 1955: 2:35.2 (17 September 1954; Tokyo, JPN) |
| Satoko Tanaka | JPN |
SWM | Olympics | 1960—1964 | 200 m backstroke – 12 July 1959 - 15 July 1960 and 23 July 1960 - 28 September 1964: 2:37.1 (12 July 1959; Tokyo, JPN), 2:34.8 (2 April 1960; Tokyo, JPN), 2:33.3 (23 July 1960; Tokyo, JPN), 2:33.2 (30 July 1961; Tokyo, JPN), 2:32.1 (3 June 1962; Beppu, JPN), 2:31.6 (29 July 1962; Osaka, JPN), 2:29.6 (10 February 1963; Sydney, AUS), 2:28.9 (18 February 1963; Perth, AUS), 2:28.5 (21 February 1963; Perth, AUS), 2:28.2 (4 August 1963; Tokyo, JPN) |
| Liam Tancock | GBR |
SWM | Olympics | 2008—2012 | 50 m backstroke – 2 April 2008 - 5 December 2008 and 1 August 2009 - 4 August 2018: 24.47 (2 April 2008; Sheffield, GBR), 24.08 (1 August 2009; Roma, ITA), 24.04 (2 August 2009; Roma, ITA) |
| Tang Muhan | CHN |
SWM | Olympics | 2020 | 4×200 m freestyle relay – 29 July 2021 - 31 July 2022: 7:40.33 (29 July 2021; Tokyo, JPN) |
| Atsushi Tani | JPN |
SWM | Olympics | 1956 | 4×100 m freestyle relay – 6 August 1955 - 3 May 1958: 3:46.8 (6 August 1955; Tokyo, JPN) |
| Elaine Tanner | CAN |
SWM | Olympics | 1968 | 100 m backstroke – 27 July 1967 - 30 January 1968: 1:07.3 (27 July 1967; Winnipeg, CAN), 1:07.1 (30 July 1967; Winnipeg, CAN); 200 m backstroke – 26 July 1967 - 6 January 1968: 2:24.4 (26 July 1967; Winnipeg, CAN) |
| Jean Taris |  FRA |
SWM | Olympics | 1928—1936 | 400 m freestyle – 16 April 1931 - 14 August 1933: 4:47.0 (16 April 1931; Paris, FRA); 800 m freestyle – 30 May 1930 - 30 August 1931 and 21 June 1932 - 25 June 1933: 10:19.6 (30 May 1930; Paris, FRA), 10:17.2 (9 June 1931; Cannes, FRA), 10:15.6 (21 June 1932; Cannes, FRA); 3×100 m medley relay – 8 August 1946 - 13 May 1951: 3:16.9 (8 August 1946; Toulouse, FRA), 3:12.3 (16 September 1946; Marseille, FRA) |
| Ulrike Tauber | GDR |
SWM | Olympics | 1976—1980 | 200 m medley – 18 August 1974 - 5 June 1976 and 10 July 1977 - 2 August 1978: 2:18.97 (18 August 1974; Wien, AUT), 2:18.83 (10 June 1975; Wittenberg, GDR), 2:18.30 (12 March 1976; Tallinn, URS), 2:16.96 (10 July 1977; Leipzig, GDR), 2:15.95 (20 August 1977; Jönköping, SWE), 2:15.85 (28 August 1977; Ost-Berlin, GDR); 400 m medley – 21 August 1974 - 1 June 1976 and 24 July 1976 - 23 August 1978: 4:52.42 (21 August 1974; Wien, AUT), 4:52.20 (7 June 1975; Wittenberg, GDR), 4:42.77 (24 July 1976; Montréal, CAN) |
| Veniamin Tayanovich | RUS EUN |
SWM | Olympics | 1992 | 4×200 m freestyle relay – 27 July 1992 - 13 September 1998: 7:11.95 (27 July 1992; Barcelona, ESP) |
| Henry Taylor | GBR |
SWM | Olympics / 1906 | 1906—1920 | 400 m freestyle – 16 July 1908 - 21 September 1911: 5:36.8 (16 July 1908; London, GBR); 800 m freestyle – 21 July 1906 - 10 January 1920: 11:25.4 (21 July 1906; Runcorn, GBR); 1500 m freestyle – 25 July 1908 - 10 July 1912: 22:48.4 (25 July 1908; London, GBR); 4×200 m freestyle relay – 24 July 1908 - 12 July 1912: 10:55.6 (24 July 1908; London, GBR) |
| Judit Temes | HUN |
SWM | Olympics | 1948—1956 | 4×100 m freestyle relay – 1 August 1952 - 20 October 1956: 4:24.4 (1 August 1952; Helsinki, FIN); 3×100 m medley relay – 14 October 1950 - 2 December 1950: 3:41.2 (14 October 1950; Budapest, HUN); 4×100 m medley relay – 3 August 1954 - 16 August 1954: 5:07.8 (3 August 1954; Budapest, HUN) |
| Hannie Termeulen | NED |
SWM | Olympics | 1948—1952 | 3×100 m medley relay – 14 December 1946 - 14 October 1950: 3:46.3 (14 December 1946; Amsterdam, NED), 3:42.4 (28 April 1947; Arnhem, NED) |
| Erica Terpstra | NED |
SWM | Olympics / Administrator | 1960—2010 | 4×100 m medley relay – 28 June 1964 - 4 July 1964: 4:39.1 (28 June 1964; Groningen, NED) |
| David Theile | AUS |
SWM | Olympics | 1956—1960 | 100 m backstroke – 6 December 1956 - 15 February 1958: 1:02.2 (6 December 1956; Melbourne, AUS) |
| Nick Thoman | USA |
SWM | Olympics | 2012 | 4×100 m freestyle relay – 19 March 1951 - 6 August 1955: 3:47.9 (19 March 1951; New Haven, USA); 4×200 m freestyle relay – 16 February 1952 - 4 November 1956: 8:29.4 (16 February 1952; New Haven, USA) |
| Petria Thomas | AUS |
SWM | Olympics / Other | 1996—2004 | 4×100 m freestyle relay – 14 August 2004 - 31 July 2006: 3:35.94 (14 August 2004; Athina, GRE); 4×100 m medley relay – 21 August 2004 - 21 March 2006: 3:57.32 (21 August 2004; Athina, GRE) |
| Jenny Thompson | USA |
SWM | Olympics | 1992—2004 | 100 m freestyle – 1 March 1992 - 5 September 1994: 54.48 (1 March 1992; Indianapolis, USA); 100 m butterfly – 23 August 1999 - 27 May 2000: 57.88 (23 August 1999; Sydney, AUS); 4×100 m freestyle relay – 28 July 1992 - 7 September 1994 and 16 September 2000 - 29 July 2002: 3:39.46 (28 July 1992; Barcelona, ESP), 3:36.61 (16 September 2000; Sydney, AUS); 4×100 m medley relay – 30 July 1992 - 10 September 1994 and 23 September 2000 - 21 August 2004: 4:02.54 (30 July 1992; Barcelona, ESP), 3:58.30 (23 September 2000; Sydney, AUS) |
| Ian Thorpe | AUS |
SWM | Olympics / Other | 2000—2004 | 200 m freestyle – 23 August 1999 - 17 September 2000 and 27 March 2001 - 27 March 2007: 1:46.34 (23 August 1999; Sydney, AUS), 1:46.00 (24 August 1999; Sydney, AUS), 1:45.69 (14 May 2000; Sydney, AUS), 1:45.51 (15 May 2000; Sydney, AUS), 1:44.69 (27 March 2001; Hobart, AUS), 1:44.06 (25 July 2001; Fukuoka, JPN); 400 m freestyle – 22 August 1999 - 26 July 2009: 3:41.83 (22 August 1999; Sydney, AUS), 3:41.33 (13 May 2000; Sydney, AUS), 3:40.59 (16 September 2000; Sydney, AUS), 3:40.17 (22 July 2001; Fukuoka, JPN), 3:40.08 (30 July 2002; Manchester, GBR); 800 m freestyle – 26 March 2001 - 27 July 2005: 7:41.59 (26 March 2001; Hobart, AUS), 7:39.16 (24 July 2001; Fukuoka, JPN); 4×100 m freestyle relay – 16 September 2000 - 15 August 2004: 3:13.67 (16 September 2000; Sydney, AUS); 4×200 m freestyle relay – 13 September 1998 - 30 March 2007: 7:11.86 (13 September 1998; Kuala Lumpur, MAS), 7:08.79 (25 August 1999; Sydney, AUS), 7:07.05 (19 September 2000; Sydney, AUS), 7:04.66 (27 July 2001; Fukuoka, JPN) |
| Brianna Throssell | AUS |
SWM | Olympics / YOG | 2014—2020 | 4×200 m freestyle relay – 25 July 2019 - 29 July 2021 and 27 July 2023 - present: 7:41.50 (25 July 2019; Gwangju, KOR), 7:37.50 (27 July 2023; Fukuoka, JPN) |
| Petra Thümer | GDR |
SWM | Olympics | 1976 | 400 m freestyle – 20 July 1976 - 2 August 1978: 4:09.89 (20 July 1976; Montréal, CAN), 4:08.91 (17 August 1977; Jönköping, SWE); 800 m freestyle – 4 June 1976 - 21 June 1976 and 25 July 1976 - 6 January 1978: 8:40.68 (4 June 1976; Ost-Berlin, GDR), 8:37.14 (25 July 1976; Montréal, CAN), 8:35.04 (9 July 1977; Leipzig, GDR) |
| Ans Timmermans | NED |
SWM | Olympics | 1936 | 4×100 m freestyle relay – 14 April 1934 - 24 May 1936: 4:33.3 (14 April 1934; Rotterdam, NED) |
| Ariarne Titmus | AUS |
SWM | Olympics | 2020 | 400 m freestyle – 22 May 2022 - 28 March 2023 and 23 July 2023 - present: 3:56.40 (22 May 2022; Melbourne, AUS), 3:55.38 (23 July 2023; Fukuoka, JPN); 4×200 m freestyle relay – 29 July 2021 - 29 July 2021 and 31 July 2022 - present: 7:41.50 (25 July 2019; Gwangju, KOR), 7:39.29 (31 July 2022; Birmingham, GBR), 7:37.50 (27 July 2023; Fujuoka, JPN) |
| Günter Tittes | GDRGER |
SWM | Olympics | 1960 | 100 m breaststroke – 5 July 1961 - 28 July 1961: 1:10.8 (5 July 1961; Ost-Berlin, GDR) (competed for East Germany) |
| Kazuo Tomita | JPN |
SWM | Olympics | 1956—1960 | 4×100 m medley relay – 7 September 1957 - 28 May 1958: 4:17.8 (7 September 1957; Tokyo, JPN) |
| Dara Torres | USA |
SWM | Olympics | 1984—2008 | 4×100 m freestyle relay – 28 July 1992 - 7 September 1994 and 16 September 2000 - 29 July 2002: 3:39.46 (28 July 1992; Barcelona, ESP), 3:36.61 (16 September 2000; Sydney, AUS); 4×100 m medley relay – 23 September 2000 - 21 August 2004: 3:58.30 (23 September 2000; Sydney, AUS) |
| Darian Townsend | RSA |
SWM | Olympics | 2004—2012 | 4×100 m freestyle relay – 15 August 2004 - 19 August 2006: 3:13.17 (15 August 2004; Athina, GRE) |
| Ed Townsend | USA |
SWM | Olympics | 1964 | 4×100 m freestyle relay – 4 July 1963 - 14 October 1964: 3:39.9 (4 July 1963; Los Altos, USA), 3:36.1 (18 August 1963; Tokyo, JPN); 4×200 m freestyle relay – 10 August 1963 - 28 September 1964: 8:07.6 (10 August 1963; Chicago, USA), 8:03.7 (19 August 1963; Tokyo, JPN) |
| Hisakichi Toyoda | JPN |
SWM | Olympics | 1932 | 4×200 m freestyle relay – 9 August 1932 - 19 August 1935: 8:58.4 (9 August 1932; Los Angeles, USA) |
| Birgit Treiber | GDR |
SWM | Olympics | 1976—1980 | 200 m backstroke – 6 June 1975 - 29 February 1976 and 4 June 1976 - 28 August 1978: 2:16.10 (6 June 1975; Wittenberg, GDR), 2:15.46 (27 July 1975; Cali, COL), 2:12.47 (4 June 1976; Ost-Berlin, GDR); 400 m medley – 1 June 1976 - 24 July 1976: 4:48.79 (1 June 1976; Ost-Berlin, GDR) |
| Mike Troy | USA |
SWM | Olympics / Other | 1960 | 200 m butterfly – 11 July 1959 - 19 August 1961: 2:19.0 (11 July 1959; Los Altos, USA), 2:16.4 (11 July 1959; Los Altos, USA), 2:15.0 (10 July 1960; Evansville, USA), 2:13.4 (23 July 1960; Toledo, USA), 2:13.2 (4 August 1960; Detroit, USA), 2:12.8 (2 September 1960; Roma, ITA); 4×200 m freestyle relay – 23 July 1960 - 6 August 1960 and 1 September 1960 - 21 April 1963: 8:17.0 (23 July 1960; Toledo, USA), 8:10.2 (1 September 1960; Roma, ITA); 4×100 m medley relay – 24 July 1960 - 27 August 1960: 4:09.2 (24 July 1960; Toledo, USA) |
| Yoshiyuki Tsuruta | JPN |
SWM | Olympics | 1928—1932 | 200 m breaststroke – 27 July 1929 - 2 April 1931: 2:45.0 (27 July 1929; Kyoto, JPN) |
| György Tumpek | HUN |
SWM | Olympics | 1956 | 100 m butterfly – 31 May 1953 - 2 April 1955 and 26 May 1957 - 16 June 1957: 1:04.3 (31 May 1953; Budapest, HUN), 1:03.7 (8 May 1954; Budapest, HUN), 1:02.3 (1 August 1954; Budapest, HUN), 1:02.1 (20 November 1954; Székesfehérvár, HUN), 1:02.0 (21 December 1954; Budapest, HUN), 1:03.4 (26 May 1957; Budapest, HUN) |
| Willy den Turk | NED |
SWM | Non-starter | 1928 | 100 m backstroke – 10 July 1927 - 11 August 1928: 1:22.0 (10 July 1927; Rotterdam, NED) |
| Jenny Turrall | AUS |
SWM | Olympics | 1976 | 800 m freestyle – 5 January 1974 - 25 August 1974 and 31 March 1975 - 4 June 1976: 8:50.1 (5 January 1974; Sydney, AUS), 8:43.48 (31 March 1975; London, GBR); 1500 m freestyle – 9 December 1973 - 21 August 1977: 16:49.9 (9 December 1973; Sydney, AUS), 16:48.2 (9 January 1974; Sydney, AUS), 16:43.4 (13 July 1974; Sydney, AUS), 16:39.28 (3 August 1974; Los Angeles, USA), 16:33.94 (25 August 1974; Concord, USA) |
| Fred Tyler | USA |
SWM | Olympics | 1972 | 4×200 m freestyle relay – 10 September 1971 - 7 September 1973: 7:43.3 (10 September 1971; Minsk, URS), 7:35.78 (31 August 1972; München, FRG) |
| Lutz Unger | GDR |
SWM | Olympics | 1972 | 4×100 m medley relay – 8 September 1970 - 3 September 1971: 3:54.4 (8 September 1970; Barcelona, ESP) |
| Wiltrud Urselmann | GERFRG |
SWM | Olympics | 1960—1964 | 100 m breaststroke – 12 March 1960 - 14 July 1960: 1:19.1 (12 March 1960; Zürich, SUI) (competed for West Germany); 200 m breaststroke – 6 June 1960 - 27 August 1960: 2:50.2 (6 June 1960; Aachen, FRG) (competed for West Germany) |
| Darya Ustinova |  ROCRUS |
SWM | Olympics | 2016—2020 | 4×100 m medley mixed relay – 16 May 2014 - 19 August 2014: 3:48.74 (16 May 2014; Moskva, RUS) |
| Georges Vallerey, Jr. | FRA |
SWM | Olympics | 1948 | 3×100 m medley relay – 8 August 1946 - 13 May 1951: 3:16.9 (8 August 1946; Toulouse, FRA), 3:12.3 (16 September 1946; Marseille, FRA) |
| Gisèle Vallerey | FRA |
SWM | Olympics | 1948 | 100 m breaststroke – 23 April 1950 - 9 May 1951: 1:17.4 (23 April 1950; Casablanca, MAR) |
| Amy Van Dyken | USA |
SWM | Olympics | 1996—2000 | 4×100 m freestyle relay – 16 September 2000 - 29 July 2002: 3:36.61 (16 September 2000; Sydney, AUS) |
| Al Vande Weghe | USA |
SWM | Olympics | 1936 | 100 m backstroke – 23 July 1934 - 20 October 1935: 1:07.4 (23 July 1934; Honolulu, USA); 200 m backstroke – 30 August 1934 - 11 April 1935: 2:27.8 (30 August 1934; Honolulu, USA) |
| Peter Vanderkaay | USA |
SWM | Olympics | 2004—2012 | 4×200 m freestyle relay – 30 March 2007 - 31 July 2009: 7:03.24 (30 March 2007; Melbourne, AUS), 6:58.56 (13 August 2008; Beijing, CHN) |
| Svetlana Varganova | RUSURS |
SWM | Olympics | 1980 | 200 m breaststroke – 30 March 1979 - 6 April 1979: 2:31.09 (30 March 1979; Minsk, URS) |
| Jesse Vassallo | USA |
SWM | Olympics | 1984 | 200 m medley – 6 July 1979 - 1 August 1980: 2:03.29 (6 July 1979; San Juan, PUR); 400 m medley – 4 August 1978 - 8 August 1982: 4:23.39 (4 August 1978; The Woodlands, USA), 4:20.05 (28 August 1978; West-Berlin, FRG) |
| Marleen Veldhuis | NED |
SWM | Olympics | 2004—2012 | 50 m freestyle – 24 March 2008 - 29 March 2008 and 19 April 2009 - 2 August 2009: 24.09 (24 March 2008; Eindhoven, NED), 23.96 (19 April 2009; Amsterdam, NED); 50 m butterfly – 19 April 2009 - 31 July 2009: 25.33 (19 April 2009; Amsterdam, NED), 25.28 (31 July 2009; Roma, ITA); 4×100 m freestyle relay – 18 March 2008 - 24 July 2014: 3:33.62 (18 March 2008; Eindhoven, NED), 3:31.72 (26 July 2009; Roma, ITA) |
| Ria van Velsen | NED |
SWM | Olympics | 1960—1964 | 100 m backstroke – 20 July 1958 - 23 July 1958, 26 July 1959 - 6 September 1959, and 12 June 1960 - 17 July 1960: 1:12.3 (20 July 1958; Nijmegen, NED), 1:11.7 (26 July 1959; Waalwijk, NED), 1:11.0 (12 June 1960; Leipzig, GDR), 1:10.9 (10 July 1960; Maastricht, NED); 4×100 m medley relay – 26 July 1959 - 6 September 1959 and 28 June 1964 - 4 July 1964: 4:51.5 (26 July 1959; Waalwijk, NED), 4:39.1 (28 June 1964; Groningen, NED) |
| Joe Verdeur | USA |
SWM | Olympics | 1948 | 200 m breaststroke – 5 April 1946 - 9 June 1951: 2:35.6 (5 April 1946; Bainbridge, USA), 2:35.0 (15 February 1947; New Haven, USA), 2:32.0 (14 February 1948; New Haven, USA), 2:30.5 (2 April 1948; New Haven, USA), 2:30.0 (28 June 1948; New Haven, USA), 2:28.3 (31 March 1950; New Haven, USA) |
| Zoltán Verrasztó | HUN |
SWM | Olympics | 1972—1980 | 400 m medley – 2 April 1976 - 25 July 1976: 4:26.00 (2 April 1976; Long Beach, USA) |
| Lynn Vidali | USA |
SWM | Olympics | 1968—1972 | 200 m medley – 22 July 1966 - 21 August 1966: 2:29.0 (22 July 1966; Los Altos, USA); 4×100 m medley relay – 18 August 1972 - 3 September 1972: 4:25.34 (18 August 1972; Knoxville, USA) |
| Nel van Vliet | NED |
SWM | Olympics | 1948 | 100 m breaststroke – 29 July 1946 - 23 April 1950: 1:19.4 (29 July 1946; Aalst, BEL), 1:19.0 (1 August 1946; Den Haag, NED), 1:18.2 (28 April 1947; Arnhem, NED); 200 m breaststroke – 17 August 1946 - 21 October 1950: 2:52.6 (17 August 1946; Bilthoven, NED), 2:51.9 (29 March 1947; Amsterdam, NED), 2:49.2 (20 July 1947; Hilversum, NED); 3×100 m medley relay – 14 December 1946 - 14 October 1950: 3:46.3 (14 December 1946; Amsterdam, NED), 3:42.4 (28 April 1947; Arnhem, NED) |
| Matt Vogel | USA |
SWM | Olympics | 1976 | 4×100 m medley relay – 22 July 1976 - 7 August 1982: 3:42.22 (22 July 1976; Montréal, CAN) |
| Renate Vogel | GDR |
SWM | Olympics | 1972 | 100 m breaststroke – 22 August 1974 - 23 August 1974 and 1 September 1974 - 2 June 1976: 1:12.91 (22 August 1974; Wien, AUT), 1:12.28 (1 September 1974; Concord, USA); 4×100 m medley relay – 4 September 1973 - 5 June 1976: 4:16.84 (4 September 1973; Beograd, YUG), 4:13.78 (24 August 1974; Wien, AUT) |
| Sandra Völker | GER |
SWM | Olympics | 1992—2004 | 50 m backstroke – 12 June 1999 - 8 April 2000 and 17 June 2000 - 25 May 2005: 28.90 (12 June 1999; Monte Carlo, MON), 28.78 (12 June 1999; Monte Carlo, MON), 28.71 (1 August 1999; İstanbul, TUR), 28.25 (17 June 2000; Berlin, GER); 4×100 m freestyle relay – 29 July 2002 - 14 August 2004: 3:36.00 (29 July 2002; Berlin, GER) |
| Dana Vollmer | USA |
SWM | Olympics | 2004—2016 | 100 m butterfly – 29 July 2012 - 2 August 2015: 55.98 (29 July 2012; London, GBR); 4×200 m freestyle relay – 18 August 2004 - 3 August 2006 and 29 March 2007 - 14 August 2008: 7:53.42 (18 August 2004; Athina, GRE), 7:50.09 (29 March 2007; Melbourne, AUS); 4×100 m medley relay – 4 August 2012 - 30 July 2017: 3:52.05 (4 August 2012; London, GBR) |
| Chris von Saltza | USA |
SWM | Olympics | 1960 | 400 m freestyle – 5 August 1960 - 11 July 1964: 4:44.5 (5 August 1960; Detroit, USA); 200 m backstroke – 1 August 1958 - 12 July 1959: 2:37.4 (1 August 1958; Topeka, USA); 4×100 m freestyle relay – 3 September 1960 - 31 July 1964: 4:08.9 (3 September 1960; Roma, ITA); 4×100 m medley relay – 6 September 1959 - 23 August 1962: 4:44.6 (6 September 1959; Chicago, USA), 4:41.1 (2 September 1960; Roma, ITA) |
| Atie Voorbij | NED |
SWM | Olympics | 1960 | 100 m butterfly – 14 July 1955 - 7 July 1956 and 12 November 1956 - 28 June 1958: 1:13.7 (14 July 1955; Naarden, NED), 1:13.2 (28 August 1955; Al-Jaza'ir, ALG), 1:13.1 (21 September 1955; Vlaardingen, NED), 1:11.9 (5 February 1956; Velsen, NED), 1:10.5 (12 November 1956; Hilversum, NED), 1:10.5 (4 August 1957; Rhenen, NED); 4×100 m medley relay – 17 July 1955 - 3 September 1955, 19 November 1956 - 8 December 1956, 18 May 1957 - 25 July 1958, and 5 September 1958 - 26 July 1959: 5:00.1 (17 July 1955; Paris, FRA), 4:54.3 (19 November 1956; Hilversum, NED), 4:57.0 (18 May 1957; Blackpool, GBR), 4:52.9 (5 September 1958; Budapest, HUN) |
| Jopie Waalberg | NED |
SWM | Olympics | 1936 | 200 m breaststroke – 11 May 1937 - 8 November 1939: 3:00.2 (11 May 1937; Amsterdam, NED), 2:58.0 (27 June 1937; Zaandijk, NED), 2:56.9 (2 October 1937; Ghent, BEL) |
| Tini Wagner | NED |
SWM | Olympics | 1936 | 4×100 m freestyle relay – 24 May 1936 - 8 February 1938: 4:32.8 (24 May 1936; Rotterdam, NED) |
| Helen Wainwright | USA |
DIV/SWM | Olympics | 1920—1924 | 1500 m freestyle – 19 August 1922 - 31 December 1925: 25:06.6 (19 August 1922; New York City, USA) |
| Chris Walker-Hebborn | GBR |
SWM | Olympics | 2012—2016 | 4×100 m medley mixed relay – 19 August 2014 - 26 July 2017: 3:44.02 (19 August 2014; Berlin, GER), 3:41.71 (5 August 2015; Kazan, RUS) |
| Neil Walker | USA |
SWM | Olympics | 2000—2004 | 4×100 m freestyle relay – 19 August 2006 - 10 August 2008: 3:12.46 (19 August 2006; Victoria, CAN) |
| Mike Wall | USA |
SWM | Olympics | 1964—1968 | 4×200 m freestyle relay – 10 August 1963 - 19 August 1963 and 28 September 1964 - 18 October 1964: 8:07.6 (10 August 1963; Chicago, USA), 8:01.8 (28 September 1964; Los Angeles, USA) |
| Ken Walsh | USA |
SWM | Olympics | 1968 | 100 m freestyle – 27 July 1967 - 19 October 1968: 52.6 (27 July 1967; Winnipeg, CAN); 4×100 m freestyle relay – 28 August 1967 - 23 August 1970: 3:32.6 (28 August 1967; Tokyo, JPN), 3:32.5 (3 September 1968; Long Beach, USA), 3:31.7 (17 October 1968; Ciudad de México, MEX); 4×100 m medley relay – 31 August 1967 - 7 November 1967 and 26 October 1968 - 8 September 1970: 3:57.2 (31 August 1967; Tokyo, JPN), 3:54.9 (26 October 1968; Ciudad de México, MEX) |
| Dave Walters | USA |
SWM | Olympics | 2008 | 4×200 m freestyle relay – 31 July 2009 - : 6:58.55 (31 July 2009; Roma, ITA); 4×100 m medley relay – 2 August 2009 - 1 August 2021: 3:27.28 (2 August 2009; Roma, ITA) |
| András Wanié | HUN |
SWM | Olympics | 1928—1932 | 4×200 m freestyle relay – 27 August 1931 - 9 August 1932: 9:34.0 (27 August 1931; Paris, FRA) |
| Jack Wardrop | GBR |
SWM | Olympics | 1948—1956 | 200 m freestyle – 4 March 1955 - 8 March 1957: 2:03.4 (4 March 1955; Columbus, USA) |
| Ippei Watanabe | JPN |
SWM | Olympics / YOG | 2014—2016 | 200 m breaststroke – 29 January 2017 - 26 July 2019: 2:06.67 (29 January 2017; Tokyo, JPN) |
| Pokey Watson | USA |
SWM | Olympics | 1964—1968 | 200 m freestyle – 19 August 1966 - 19 August 1967: 2:10.5 (19 August 1966; Lincoln, USA); 4×100 m freestyle relay – 31 July 1964 - 15 October 1964 - 19 August 1967 and 19 August 1967 - 11 September 1970: 4:08.5 (31 July 1964; Palo Alto, USA), 4:03.8 (15 October 1964; Tokyo, JPN), 4:03.5 (19 August 1967; Philadelphia, USA), 4:01.1 (6 July 1968; Santa Clara, USA); 4×100 m medley relay – 4 July 1964 - 28 September 1964: 4:38.1 (4 July 1964; Los Altos, USA) |
| Garrett Weber-Gale | USA |
SWM | Olympics | 2008 | 4×100 m freestyle relay – 11 August 2008 - 26 September 2013: 3:08.24 (11 August 2008; Beijing, CHN) |
| Gudrun Wegner | GDR |
SWM | Olympics | 1972 | 400 m medley – 6 September 1973 - 21 August 1974: 4:57.51 (6 September 1973; Beograd, YUG) |
| Mariechen Wehselau | USA |
SWM | Olympics | 1924 | 100 m freestyle – 19 July 1924 - 28 January 1926: 1:12.2 (19 July 1924; Paris, FRA); 4×100 m freestyle relay – 20 July 1924 - 9 August 1928: 4:58.8 (20 July 1924; Paris, FRA) |
| Johnny Weissmuller | USA |
SWM/WPO | Olympics | 1924—1928 | 100 m freestyle – 19 July 1922 - 2 March 1934: 58.6 (19 July 1922; Alameda, USA), 57.4 (17 February 1924; Miami, USA); 200 m freestyle – 26 May 1922 - 12 April 1935: 2:15.6 (26 May 1922; Honolulu, USA), 2:15.2 (9 December 1925; McKeesport, USA), 2:08.0 (5 April 1927; Ann Arbor, USA); 400 m freestyle – 22 June 1922 - 9 December 1924: 5:06.6 (22 June 1922; Honolulu, USA), 4:57.0 (6 March 1923; New Haven, USA); 800 m freestyle – 27 July 1927 - 30 May 1930: 10:22.2 (27 July 1927; Honolulu, USA); 4×200 m freestyle relay – 20 July 1924 - 4 September 1927 and 11 August 1928 - 27 August 1931: 9:53.4 (20 July 1924; Paris, FRA), 9:38.8 (11 August 1928; Amsterdam, NED), 9:36.2 (11 August 1928; Amsterdam, NED) |
| Matt Welsh | AUS |
SWM | Olympics | 2000—2004 | 50 m butterfly – 21 July 2003 - 29 February 2004: 23.43 (21 July 2003; Barcelona, ESP) |
| Mike Wenden | AUS |
SWM | Olympics / Other | 1968—1972 | 100 m freestyle – 19 October 1968 - 23 August 1970: 52.2 (19 October 1968; Ciudad de México, MEX); 4×200 m freestyle relay – 24 July 1970 - 28 August 1970: 7:50.8 (24 July 1970; Edinburgh, GBR) |
| Gabriele Wetzko | GDR |
SWM | Olympics | 1968—1972 | 4×100 m freestyle relay – 11 September 1970 - 9 September 1971: 4:00.8 (11 September 1970; Barcelona, ESP) |
| Dave Wharton | USA |
SWM | Olympics | 1988—1992 | 200 m medley – 20 August 1989 - 13 January 1991: 2:00.11 (20 August 1989; Tokyo, JPN); 400 m medley – 14 August 1987 - 19 August 1987: 4:16.12 (14 August 1987; Brisbane, AUS) |
| Graham White | AUS |
SWM | Olympics | 1968—1972 | 4×200 m freestyle relay – 24 July 1970 - 28 August 1970: 7:50.8 (24 July 1970; Edinburgh, GBR) |
| Tracey Wickham | AUS |
SWM | Olympics | 1976 | 400 m freestyle – 24 August 1978 - 20 December 1987: 4:06.28 (24 August 1978; West-Berlin, FRG); 800 m freestyle – 21 February 1978 - 27 July 1987: 8:30.53 (21 February 1978; Brisbane, AUS), 8:24.62 (5 August 1978; Edmonton, CAN); 1500 m freestyle – 8 February 1978 - 19 August 1979: 16:14.93 (8 February 1978; Brisbane, AUS), 16:06.63 (25 February 1979; Perth, AUS) |
| Frank Wiegand | GDRGER |
SWM | Olympics | 1960—1968 | 400 m freestyle – 25 August 1966 - 25 June 1967: 4:11.1 (25 August 1966; Utrecht, NED) (competed for East Germany); 4×100 m medley relay – 7 November 1967 - 26 October 1968: 3:56.5 (7 November 1967; Leipzig, GDR) (competed for East Germany) |
| Geertje Wielema | NED |
SWM | Olympics | 1952 | 200 m backstroke – 2 April 1950 - 16 January 1957: 2:35.3 (2 April 1950; Hilversum, NED); 3×100 m medley relay – 2 December 1950 - 31 December 1952: 3:35.9 (2 December 1950; Rotterdam, NED); 4×100 m medley relay – 27 November 1954 - 17 July 1955: 5:02.1 (27 November 1954; Rotterdam, NED) |
| Albert Wiggins | USA |
SWM | Olympics | 1956 | 100 m butterfly – 2 April 1955 - 26 May 1957: 1:01.5 (2 April 1955; New Haven, USA) |
| Aschwin Wildeboer |  ESP |
SWM | Olympics | 2004—2012 | 100 m backstroke – 1 July 2009 - 8 July 2009: 52.38 (1 July 2009; Pescara, ITA) |
| Ben Wildman-Tobriner | USA |
SWM | Olympics | 2008 | 4×100 m freestyle relay – 10 August 2008 - 11 August 2008: 3:12.23 (10 August 2008; Beijing, CHN) |
| David Wilkie | GBR |
SWM | Olympics | 1972—1976 | 200 m breaststroke – 6 September 1973 - 24 August 1974 and 24 July 1976 - 5 August 1982: 2:19.28 (6 September 1973; Beograd, YUG), 2:15.11 (24 July 1976; Montréal, CAN); 200 m medley – 24 August 1974 - 23 August 1975: 2:06.32 (24 August 1974; Wien, AUT) |
| Brian Wilkinson | AUS |
SWM | Olympics | 1956 | 4×100 m medley relay – 25 July 1958 - 24 July 1960: 4:14.2 (25 July 1958; Cardiff, GBR), 4:10.4 (22 August 1958; Osaka, JPN) |
| Diana Wilkinson | GBR |
SWM | Olympics | 1960—1964 | 4×100 m medley relay – 25 July 1958 - 5 September 1958: 4:54.0 (25 July 1958; Cardiff, GBR) |
| Madi Wilson | AUS |
SWM | Olympics / YOG | 2010—2020 | 4×200 m freestyle relay – 25 July 2019 - 29 July 2021 and 31 July 2022 - 27 July 2023: 7:41.50 (25 July 2019; Gwangju, KOR), 7:39.29 (31 July 2022; Birmingham, GBR); 4×100 m freestyle mixed relay – 24 June 2022 - 29 July 2023: 3:19.38 (24 June 2022; Budapest, HUN) |
| Graham Windeatt | AUS |
SWM | Olympics | 1972—1976 | 800 m freestyle – 3 April 1971 - 12 January 1972: 8:28.6 (3 April 1971; Sydney, AUS) |
| Bob Windle | AUS |
SWM | Olympics | 1964—1968 | 200 m freestyle – 21 April 1963 - 27 July 1963: 2:00.3 (21 April 1963; Tokyo, JPN) |
| Artur Wojdat |  POL |
SWM | Olympics | 1988—1992 | 400 m freestyle – 25 March 1988 - 23 September 1988: 3:47.38 (25 March 1988; Orlando, USA) |
| Paul Wolf | USA |
SWM | Olympics | 1936 | 4×100 m freestyle relay – 20 August 1938 - 8 March 1940: 3:59.2 (20 August 1938; Berlin, FRG) |
| Wally Wolf | USA |
SWM/WPO | Olympics | 1948—1960 | 4×200 m freestyle relay – 3 August 1948 - 18 August 1949: 8:46.0 (3 August 1948; London, GBR) |
| Chris Woo | USA |
SWM | Olympics | 1976 | 4×100 m medley relay – 22 July 1976 - 22 July 1976: 3:47.28 (22 July 1976; Montréal, CAN) |
| Carolyn Wood | USA |
SWM | Olympics | 1960 | 4×100 m freestyle relay – 3 September 1960 - 31 July 1964: 4:08.9 (3 September 1960; Roma, ITA) |
| Margaret Woodbridge | USA |
SWM | Olympics | 1920 | 4×100 m freestyle relay – 29 August 1920 - 20 July 1924: 5:11.6 (29 August 1920; Antwerpen, BEL) |
| Sippy Woodhead | USA |
SWM | Olympics | 1984 | 200 m freestyle – 22 August 1978 - 23 May 1984: 1:58.53 (22 August 1978; West-Berlin, FRG), 1:58.43 (3 July 1979; San Juan, PUR), 1:58.23 (3 September 1979; Tokyo, JPN), 4×100 m freestyle relay – 26 August 1978 - 27 July 1980: 3:43.43 (26 August 1978; West-Berlin, FRG) |
| Kelsi Worrell | USA |
SWM | Olympics | 2016 | 4×100 m medley relay – 30 July 2017 - present: 3:51.55 (30 July 2017; Budapest, HUN), 3:50.40 (28 July 2019; Gwangju, KOR); 4×100 m medley mixed relay – 26 July 2017: 3:40.28 (26 July 2017; Budapest, HUN) |
| Wu Yanyan | CHN |
SWM | Olympics | 1996 | 200 m medley – 17 October 1997 - 25 March 2008: 2:09.72 (17 October 1997; Shanghai, CHN) |
| Xu Jiayu | CHN |
SWM | Olympics | 2012—2020 | 4×100 m medley mixed relay – 1 October 2020 - 31 July 2021: 3:38.41 (1 October 2020; Qingdao, CHN) |
| Tsuyoshi Yamanaka | JPN |
SWM | Olympics | 1956—1964 | 200 m freestyle – 22 August 1958 - 16 January 1959 and 26 July 1959 - 21 April 1963: 2:03.0 (22 August 1958; Osaka, JPN), 2:01.5 (26 July 1959; Osaka, JPN), 2:01.2 (24 June 1961; Osaka, JPN), 2:01.1 (6 August 1961; Tokyo, JPN), 2:00.4 (20 August 1961; Los Angeles, USA); 400 m freestyle – 26 July 1959 - 23 February 1960: 4:16.6 (26 July 1959; Osaka, JPN); 4×200 m freestyle relay – 22 July 1959 - 23 July 1960 and 21 April 1963 - 10 August 1963: 8:21.6 (22 July 1959; Tokyo, JPN), 8:18.7 (26 July 1959; Osaka, JPN), 8:09.8 (21 April 1963; Tokyo, JPN) |
| Yan Zibei | CHN |
SWM | Olympics | 2016—2020 | 4×100 m medley mixed relay – 1 October 2020 - 31 July 2021: 3:38.41 (1 October 2020; Qingdao, CHN) |
| Yang Junxuan | CHN |
SWM | Olympics / YOG | 2018—2020 | 4×200 m freestyle relay – 29 July 2021 - 31 July 2022: 7:40.33 (29 July 2021; Tokyo, JPN); 4×100 m medley mixed relay – 1 October 2020 - 31 July 2021: 3:38.41 (1 October 2020; Qingdao, CHN) |
| Yang Wenyi | CHN |
SWM | Olympics | 1988—1992 | 50 m freestyle – 11 April 1988 - 11 September 1994: 24.98 (11 April 1988; Guangzhou, CHN), 24.79 (31 July 1992; Barcelona, ESP) |
| Yang Yu | CHN |
SWM | Olympics | 2000—2008 | 4×200 m freestyle relay – 30 July 2009 - 25 July 2019: 7:42.08 (30 July 2009; Roma, ITA) |
| Ye Shiwen | CHN |
SWM | Olympics | 2012—2016 | 400 m medley – 28 July 2012 - 6 August 2016: 4:28.43 (28 July 2012; London, GBR) |
| Yuliya Yefimova | ROCRUS |
SWM | Olympics | 2008—2020 | 50 m breaststroke – 2 August 2009 - 6 August 2009 and 3 August 2013: 30.09 (2 August 2009; Roma, ITA), 29.78 (3 August 2013; Barcelona, ESP) |
| Takashi Yokoyama | JPN |
SWM | Olympics | 1932 | 4×200 m freestyle relay – 9 August 1932 - 19 August 1935: 8:58.4 (9 August 1932; Los Angeles, USA) |
| Bill Yorzyk | USA |
SWM | Olympics | 1956 | 200 m butterfly – 14 April 1956 - 11 July 1959: 2:16.7 (14 April 1956; Winchendon, USA) |
| David Young | USA |
SWM | Olympics | 1928 | 4×200 m freestyle relay – 11 August 1928 - 11 August 1928: 9:38.8 (11 August 1928; Amsterdam, NED) |
| Masanori Yusa | JPN |
SWM | Olympics | 1932—1936 | 4×200 m freestyle relay – 9 August 1932 - 3 August 1948: 8:58.4 (9 August 1932; Los Angeles, USA), 8:52.2 (19 August 1935; Tokyo, JPN), 8:51.5 (11 August 1936; Berlin, GER) |
| Sergey Zabolotnov | URS UZB |
SWM | Olympics | 1988 | 200 m backstroke – 21 August 1984 - 3 March 1985: 1:58.41 (21 August 1984; Moskva, URS) |
| Zhang Lin | CHN |
SWM | Olympics | 2004—2008 | 800 m freestyle – 29 July 2009 - present: 7:32.12 (29 July 2009; Roma, ITA) |