| Athlete |
Nation(s) |
Sport(s) |
Role(s) |
Era |
Notes |
| Martina Grunert |
 GDR
 GER |
SWM |
Olympics |
1964—1968 |
100 m freestyle – 22 August 1966 - 19 August 1967: 1:01.2 (22 August 1966; Utrecht, NED); 200 m medley – 23 August 1969 - 18 April 1972: 2:27.5 (23 August 1969; Budapest, HUN) |
| Marcello Guarducci |
 ITA |
SWM |
Olympics |
1972—1984 |
100 m freestyle – 8 September 1977 - 28 August 1978: 51.25 (8 September 1977; Chiavari, ITA) |
| József Gulrich |
 HUN |
SWM |
Olympics |
1964 |
100 m butterfly – 1 September 1962 - 9 September 1962 and 14 September 1962 - 18 September 1962: 1:01.0 (1 September 1962; Cottbus, GDR), 1:00.2 (14 September 1962; Budapest, HUN) |
| Sergey Gusev |
 RUS
 URS |
SWM |
Olympics |
1968 |
4×100 m freestyle relay – 21 September 1967 - 17 October 1968: 3:35.6 (21 September 1967; Tbilisi, URS), 3:35.6 tied (3 April 1968; Tallinn, URS) |
| Károly Güttler |
HUN |
SWM |
Olympics |
1988—2000 |
100 m breaststroke – 3 August 1993 - 20 July 1996: 1:00.95 (3 August 1993; Sheffield, GBR) |
| James Guy |
 GBR |
SWM |
Olympics |
2016—2020 |
4×200 m freestyle relay – 28 July 2021 - present: 6:58.58 (28 July 2021; Tokyo, JPN); 4×100 m medley relay – 28 July 2019 - present: 3:28.10 (28 July 2019; Gwangju, KOR), 3:27.51 (1 August 2021; Tokyo, JPN); 4×100 m medley mixed relay – 6 August 2018 - present: 3:40.18 (6 August 2018; Glasgow, GBR), 3:38.82 (20 May 2021; Budapest, HUN); 3:38.75 (29 July 2021; Tokyo, JPN); 3:37.58 (31 July 2021; Tokyo, JPN) |
| Andrea Gyarmati |
HUN |
SWM |
Olympics |
1968—1972 |
100 m backstroke – 3 April 1970 - 6 September 1970, 11 April 1971 - 15 April 1973, and 21 July 1973 - 18 August 1973: 1:07.9 tied (3 April 1970; Kecskemét, HUN), 1:06.6 (11 April 1971; Kecskemét, HUN), 1:06.5 (11 April 1971; Kecskemét, HUN), 1:06.39 (2 September 1972; München, FRG), 1:06.26 (2 September 1972; München, FRG), 1:05.93 (21 July 1973; Budapest, HUN); 200 m backstroke – 4 April 1970 - 6 August 1970, 22 August 1970 - 9 September 1970, 10 September 1970 - 4 September 1972, and 19 August 1973 - 14 March 1974: 2:27.6 (4 April 1970; Kecskemét, HUN), 2:26.9 (22 August 1970; Budapest, HUN), 2:25.5 (10 September 1970; Barcelona, ESP), 2:25.1 (29 May 1971; Budapest, HUN), 2:24.4 (29 August 1971; Bratislava, TCH), 2:24.3 (19 April 1972; Hannover, FRG), 2:21.66 (19 August 1973; Utrecht, NED); 100 m butterfly – 29 August 1971 - 1 September 1972: 1:04.5 tied (29 August 1971; Bratislava, TCH), 1:04.01 (31 August 1972; München, FRG), 1:03.80 (31 August 1972; München, FRG); 4×100 m freestyle relay – 13 July 1968 - 26 October 1968 and 24 June 1969 - 11 September 1970: 4:07.5 (13 July 1968; Budapest, HUN), 4:02.6 (24 June 1969; Budapest, HUN) |
| Valéria Gyenge |
HUN |
SWM |
Olympics |
1952—1956 |
800 m freestyle – 28 June 1953 - (16 February 1957 - 1 May 1957) - 15 July 1959: 10:42.4 (28 June 1953; Budapest, HUN); 4×100 m medley relay – 24 July 1953 - 3 August 1954: 5:10.8 (24 July 1953; Budapest, HUN), 5:09.2 (10 August 1953; Bucharest, ROU) |
| László Gyöngyösi |
HUN |
SWM |
Olympics / Non-starter |
1948—1952 |
4×100 m freestyle relay – 20 August 1949 - 6 May 1951: 3:56.8 (20 August 1949; Budapest, HUN), 3:55.0 (15 October 1950; Budapest, HUN), 3:53.2 (21 October 1950; Székesfehérvár, HUN); 4×200 m freestyle relay – 13 May 1951 - 2 August 1951: 8:45.9 (13 May 1951; Moskva, URS) |
| Dániel Gyurta |
HUN |
SWM |
Olympics / Administrator |
2004—2016 |
200 m breaststroke – 12 August 2008 - 28 June 2009 and 30 July 2009 - 27 July 2017: 2:08.68 (12 August 2008; Beijing, CHN), 2:08.08 (30 July 2009; Roma, ITA), 2:07.64 (31 July 2009; Roma, ITA), 2:07.28 (1 August 2012; London, GBR), 2:07.23 (2 August 2013; Barcelona, ESP) |
| Ada den Haan |
 NED |
SWM |
Olympics |
1960 |
100 m breaststroke – 13 July 1957 - 20 July 1958: 1:21.1 (13 July 1957; Paris, FRA); 200 m breaststroke – 13 November 1956 - 1 May 1957 and 3 August 1957 - 25 July 1959: 2:46.4 (13 November 1956; Naarden, NED), 2:51.9 (3 August 1957; Rhenen, NED), 2:51.3 (4 August 1957; Rhenen, NED); 4×100 m medley relay – 8 December 1956 - 1 May 1957, 18 May 1957 - 25 July 1958, and 5 September 1958 - 15 July 1960: 4:53.1 (8 December 1956; Zwolle, NED), 4:57.0 (18 May 1957; Blackpool, GBR), 4:52.9 (5 September 1958; Budapest, HUN), 4:51.5 (26 July 1959; Waalwijk, NED), 4:47.3 (12 June 1960; Leipzig, GDR) |
| Ann-Christine Hagberg |
 SWE |
SWM |
Olympics |
1964 |
100 m freestyle – 18 July 1963 - 22 August 1966: 1:02.0 (18 July 1963; Bastad, SWE), 1:01.7 (8 August 1963; Stockholm, SWE), 1:01.5 (18 August 1963; Örebro, SWE); 4×100 m freestyle relay – 8 August 1963 - 27 June 1964: 4:14.0 (8 August 1963; Stockholm, SWE) |
| Zoltán Halmay |
HUN |
SWM |
Olympics / 1906 |
1900—1908 |
100 m freestyle – 3 December 1905 - 6 April 1912: 1:05.8 (3 December 1905; Wien, AUT) |
| Dano Halsall |
 SUI |
SWM |
Olympics |
1984—1992 |
50 m freestyle – 21 July 1985 - 28 August 1987: 22.52 (21 July 1985; Bellinzona, SUI) |
| Fran Halsall |
GBR |
SWM |
Olympics |
2008—2016 |
4×100 m medley relay – 24 March 2008 - 1 August 2009: 3:59.33 (24 March 2008; Eindhoven, NED), 3:59.14 (15 August 2008; Beijing, CHN), 3:57.50 (17 August 2008; Beijing, CHN); 4×100 m medley mixed relay – 19 August 2014 - 6 August 2015: 3:44.02 (19 August 2014; Berlin, GER), 3:41.71 (5 August 2015; Kazan, RUS) |
| Louise Hansson |
SWE |
SWM |
Olympics |
2016—2020 |
4×100 m medley relay – 9 August 2015 - 3 August 2016: 3:55.24 (9 August 2015; Kazan, RUS) |
| Marjatta Hara |
 FIN |
SWM |
Olympics |
1968 |
800 m freestyle – 6 July 1969 - 10 August 1969: 9:42.7 (6 July 1969; Helsinki, FIN) |
| Jere Hård |
FIN |
SWM |
Olympics |
2000—2004 |
50 m butterfly – 30 July 2002 - 25 July 2005: 23.50 (30 July 2002; Berlin, GER) |
| Sarah Hardcastle |
GBR |
SWM |
Olympics |
1984—1996 |
800 m freestyle – 29 July 1986 - 22 August 1987: 8:24.77 (29 July 1986; Edinburgh, GBR) |
| Phyllis Harding |
GBR |
SWM |
Olympics |
1924—1936 |
100 m backstroke – 30 May 1932 - 25 November 1934: 1:18.6 (30 May 1932; Wallasey, GBR); 200 m backstroke – 19 September 1932 - 20 January 1935: 2:50.4 (19 September 1932; Wallasey, GBR) |
| András Hargitay |
HUN |
SWM |
Olympics |
1972—1980 |
800 m freestyle – 21 December 1974 - 2 March 1975: 8:31.30 (21 December 1974; Kecskermet, HUN); 400 m medley – 5 September 1973 - 2 April 1976: 4:31.11 (5 September 1973; Beograd, YUG), 4:28.89 (20 August 1974; Wien, AUT) |
| Jack Hatfield |
GBR |
SWM/WPO |
Olympics |
1912—1928 |
400 m freestyle – 26 September 1912 - 9 April 1922: 5:21.6 (26 September 1912; London, GBR) |
| Hermann Haverkamp |
 FRG |
WPO |
Olympics |
1968—1972 |
4×100 m freestyle relay – 24 May 1962 - 10 August 1962: 3:45.5 (24 May 1962; Moskva, URS) |
| Kate Haywood |
GBR |
SWM |
Olympics |
2008—2012 |
4×100 m medley relay – 24 March 2008 - 1 August 2009: 3:59.33 (24 March 2008; Eindhoven, NED), 3:59.14 (15 August 2008; Beijing, CHN), 3:57.50 (17 August 2008; Beijing, CHN) |
| Brita Hazelius |
SWE |
SWM |
Olympics |
1928 |
200 m breaststroke – 11 August 1926 - 24 October 1926: 3:19.1 (11 August 1926; Stockholm, SWE) |
| Femke Heemskerk |
NED |
SWM |
Olympics |
2008—2020 |
4×100 m freestyle relay – 18 March 2008 - present: 3:33.62 (18 March 2008; Eindhoven, NED), 3:31.72 (26 July 2009; Roma, ITA); 4×100 m freestyle mixed relay – 8 August 2015 - present: 3:23.10 (8 August 2015; Kazan, RUS), 3:21.81 (29 July 2017; Budapest, HUN) |
| Marianne Heemskerk |
NED |
SWM |
Olympics |
1960—1964 |
100 m butterfly – 30 August 1960 - 1 April 1962: 1:10.4 (30 August 1960; Roma, ITA); 200 m butterfly – 12 June 1960 - 24 September 1964: 2:34.4 (12 June 1960; Leipzig, GDR); 400 m medley – 20 August 1961 - 26 August 1961 and 28 February 1962 - 29 July 1962: 5:40.9 (20 August 1961; Zwolle, NED), 5:36.0 (28 February 1962; Rotterdam, NED) |
| Hermann Heibel |
GER |
SWM |
Olympics |
1936 |
4×100 m freestyle relay – 5 March 1938 - 1 April 1938 and 25 March 1939 - 15 December 1946: 4:03.6 (5 March 1938; Bremen, GER), 4:00.5 (25 March 1939; Bremen, GER) |
| Jacob Heidtmann |
GER |
SWM |
Olympics |
2016—2020 |
4×100 m freestyle mixed relay – 4 August 2018 - present: 7:28.43 (4 August 2018; Glasgow, GBR) |
| Irma Heijting-Schuhmacher |
NED |
SWM |
Olympics |
1948—1952 |
3×100 m medley relay – 2 December 1950 - 31 December 1952: 3:35.9 (2 December 1950; Rotterdam, NED) |
| Arthur Heina |
GER |
SWM |
Olympics |
1936 |
200 m breaststroke – 11 September 1937 - 2 March 1938: 2:38.9 (11 September 1937; Magdeburg, GER) |
| Claudia Hempel |
GDR |
SWM |
Olympics |
1976 |
4×100 m freestyle relay – 14 March 1975 - 2 June 1976 and 25 July 1976 - 27 July 1980: 3:52.23 (14 March 1975; Dresden, GDR), 3:49.37 (27 July 1975; Cali, COL), 3:45.50 (25 July 1976; Montréal, CAN) |
| Rainer Henkel |
FRG |
SWM |
Olympics |
1984—1988 |
4×200 m freestyle relay – 19 August 1987 - 27 July 1992: 7:13.10 (19 August 1987; Strasbourg, FRA) |
| Thamar Henneken |
NED |
SWM |
Olympics |
2000 |
4×100 m freestyle relay – 16 September 2000 - 23 July 2001: 3:39.83 (16 September 2000; Sydney, AUS) |
| Egon Henninger |
GDR
GER |
SWM |
Olympics |
1960—1968 |
100 m breaststroke – 1 March 1964 - 26 March 1964: 1:09.0 (1 March 1964; Magdeburg, GDR); 200 m breaststroke – 19 June 1960 - 25 June 1961: 2:37.4 (19 June 1960; Ost-Berlin, GDR); 4×100 m medley relay – 21 August 1962 - 28 September 1963 and 7 November 1967 - 8 September 1970: 4:09.0 (21 August 1962; Leipzig, GDR), 3:56.5 (7 November 1967; Leipzig, GDR) |
| Frank Henter |
FRG |
SWM |
Olympics |
1988 |
50 m butterfly – 22 July 1988 - 8 November 1990: 24.61 (22 July 1988; Karlsruhe, GER) |
| Aliaksandra Herasimenia |
 BLR |
SWM |
Olympics |
2008—2016 |
50 m backstroke – 31 May 2006 - 22 March 2008 and 27 July 2017 - 4 August 2018: 28.19 tied (31 May 2006; Minsk, BLR), 27.23 tied (27 July 2017; Budapest, HUN) |
| Christine Herbst |
GDR |
SWM |
Olympics |
1972 |
200 m backstroke – 4 September 1972: 2:23.44 (4 September 1972; München, FRG); 4×100 m medley relay – 3 September 1972 - 4 September 1973: 4:27.58 (3 September 1972; München, FRG), 4:24.91 (3 September 1972; München, FRG) |
| Gerhard Hetz |
GER
FRG |
SWM |
Olympics |
1960—1964 |
200 m freestyle – 13 August 1961 - 29 April 1962 and 20 May 1962 - 13 October 1963: 2:04.7 (13 August 1961; Reutlingen, FRG), 2:04.0 (9 September 1961; Monte Carlo, MON), 2:01.7 (20 May 1962; Dortmund, FRG); 800 m freestyle – 30 April 1961 - 29 October 1964: 9:16.3 (30 April 1961; Dortmund, FRG), 9:08.0 (19 May 1962; Dortmund, FRG); 1500 m freestyle – 5 August 1962 - 9 August 1964: 17:31.7 (5 August 1962; Würzburg, FRG); 200 m butterfly – 22 July 1962 - 23 August 1962: 2:15.5 (22 July 1962; San Remo, ITA); 400 m medley – 24 May 1962 - 22 August 1966: 4:53.8 (24 May 1962; Moskva, URS), 4:50.2 (12 October 1963; Tokyo, JPN); 4×100 m freestyle relay – 24 May 1962 - 10 August 1962: 3:45.5 (24 May 1962; Moskva, URS) |
| Betty Heukels |
NED |
SWM |
Olympics |
1964 |
400 m medley – 27 August 1966 - 9 April 1967: 5:25.0 (27 August 1966; Utrecht, NED) |
| Nađa Higl |
 SRB |
SWM |
Olympics |
2008—2012 |
200 m breaststroke – 31 July 2009 - 2 August 2012: 2:21.62 (31 July 2009; Roma, ITA) |
| Margery Hinton |
GBR |
SWM |
Olympics |
1928—1936 |
200 m breaststroke – 20 July 1931 - 21 April 1932: 3:10.6 (20 July 1931; Manchester, GBR) |
| Jörg Hoffmann |
GDR
GER |
SWM |
Olympics |
1988—1996 |
1500 m freestyle – 13 January 1991 - 21 August 2004: 14:50.36 (13 January 1991; Perth, FRA) |
| Veronika Holletz |
GDR
GER |
SWM |
Olympics |
1964 |
400 m medley – 15 October 1964 - 27 August 1966: 5:26.8 (15 October 1964; Tokyo, JPN), 5:25.6 (17 October 1964; Tokyo, JPN); 4×100 m medley relay – 6 August 1961 - 23 August 1962: 4:46.4 (6 August 1961; Budapest, HUN), 4:45.0 (24 April 1962; Moskva, URS), 4:44.1 (17 June 1962; Magdeburg, GDR), 4:43.3 (14 July 1962; Wittenberg, GDR) |
| Fred Holman |
GBR |
SWM |
Olympics |
1908 |
200 m breaststroke – 18 August 1908 - 18 April 1909: 3:09.2 (18 August 1908; London, GBR) |
| Anders Holmertz |
SWE |
SWM |
Olympics |
1984—1996 |
4×100 m freestyle relay – 1 September 1979 - 7 March 1980: 3:26.34 (1 September 1979; Tokyo, JPN) |
| Mike Holthaus |
FRG |
SWM |
Olympics |
1968—1972 |
400 m medley – 30 August 1968 - 2 August 1969: 4:44.0 (30 August 1968; West Berlin, FRG) |
| Hanni Hölzner |
GER |
SWM |
Olympics |
1936 |
100 m breaststroke – 15 January 1935 - 8 March 1936 and 13 March 1936 - 9 May 1943: 1:24.5 (15 January 1935; København, DEN), 1:23.4 (16 February 1936; Halle, GER), 1:20.2 (13 March 1936; Plauen, GER) |
| Pieter van den Hoogenband |
NED |
SWM |
Olympics |
1996—2008 |
100 m freestyle – 19 September 2000 - 21 March 2008: 47.84 (19 September 2000; Sydney, AUS); 200 m freestyle – 18 December 1999 - 14 June 2009: 1:46.58 (18 December 1999; Eindhoven, NED), 1:45.35 (17 September 2000; Sydney, AUS), 1:45.35 tied (18 September 2000; Sydney, AUS), 1:44.89 (2 August 2002; Berlin, GER); 4×100 m freestyle relay – 26 July 1999 - 20 July 2003: 3:16.27 (26 July 1999; İstanbul, TUR), 3:14.56 (22 July 2001; Fukuoka, JPN) |
| Anna Hopkin |
GBR |
SWM |
Olympics |
2020 |
4×100 m medley mixed relay – 20 May 2021 - 29 July 2021 and 31 July 2021 - present: 3:38.82 (20 May 2021; Budapest, HUN); 3:37.58 (31 July 2021; Tokyo, JPN) |
| Silke Hörner |
GDR |
SWM |
Olympics |
1988 |
50 m breaststroke – 21 August 1987 - 8 July 1999: 32.00 (21 August 1987; Strasbourg, FRA), 31.84 (23 September 1988; Seoul, KOR), 31.58 (23 September 1988; Seoul, KOR); 100 m breaststroke – 21 August 1987 - 17 September 2000: 1:07.91 (21 August 1987; Strasbourg, FRA); 200 m breaststroke – 5 June 1985 - 28 February 1986 and 18 August 1986 - 23 July 1996: 2:28.33 (5 June 1985; Leipzig, GDR), 2:27.40 (18 August 1986; Madrid, ESP), 2:26.71 (21 September 1988; Seoul, KOR) |
| Katinka Hosszú |
HUN |
SWM |
Olympics / Other |
2004—2020 |
200 m butterfly – 29 July 2009 - present: 2:04.27 (29 July 2009; Roma, ITA); 200 m medley – 26 July 2009 - present: 2:09.12 (26 July 2009; Roma, ITA), 2:07.46 (27 July 2009; Roma, ITA), 2:07.30 (2 August 2015; Kazan, RUS), 2:06.84 (2 August 2015; Kazan, RUS), 2:06.12 (3 August 2015; Kazan, RUS); 400 m medley – 2 August 2009 - present: 4:30.31 (2 August 2009; Roma, ITA), 4:29.89 (4 March 2016; Marseille, FRA), 4:28.58 (5 August 2016; Rio de Janeiro, BRA), 4:26.36 (6 August 2016; Rio de Janeiro, BRA) |
| Andriy Hovorov |
 UKR |
SWM |
Olympics / YOG |
2010—2016 |
50 m butterfly – 1 July 2018 - present: 22.27 (1 July 2018; Roma, ITA) |
| Sarina Hülsenbeck |
GDR |
SWM |
Olympics |
1980 |
4×100 m freestyle relay – 27 July 1980 - 21 August 1984: 3:45.19 (27 July 1980; Moskva, URS), 3:42.71 (27 July 1980; Moskva, URS) |
| Magdolna Hunyadfy |
HUN |
SWM |
Olympics |
1952 |
4×100 m medley relay – 24 July 1953 - 3 August 1954: 5:10.8 (24 July 1953; Budapest, HUN), 5:09.2 (10 August 1953; Bucharest, ROU) |
| Ragnhild Hveger |
 DEN |
SWM |
Olympics |
1936—1952 |
200 m freestyle – 11 September 1938 - 1 May 1957: 2:21.7 (11 September 1938; Århus, DEN); 400 m freestyle – 10 February 1937 - 16 November 1956: 5:14.2 (10 February 1937; København, DEN), 5:14.0 (3 October 1937; Gent, BEL), 5:12.4 (14 November 1937; Magdeburg, GER), 5:11.0 (12 December 1937; København, DEN), 5:08.2 (16 January 1938; København, DEN), 5:06.1 (1 August 1938; København, DEN), 5:05.4 (8 September 1940; Svendborg, DEN), 5:00.1 (15 September 1940; København, DEN); 800 m freestyle – 3 July 1936 - 28 June 1953: 11:11.7 (3 July 1936; København, DEN), 10:52.5 (13 August 1941; København, DEN); 1500 m freestyle – 3 July 1938 - 23 July 1955: 21:45.7 (3 July 1938; Helsingor, DEN), 21:10.1 (11 August 1940; Helsingor, DEN), 20:57.0 (20 August 1941; København, DEN); 200 m backstroke – 14 February 1937 - 17 April 1938: 2:41.3 (14 February 1937; Århus, DEN); 4×100 m freestyle relay – 8 February 1938 - 27 April 1952: 4:29.7 (8 February 1938; København, DEN), 4:27.6 (7 August 1938; København, DEN) |
| Emma Igelström |
SWE |
SWM |
Olympics |
2000 |
100 m breaststroke – 7 July 2002 - 19 April 2008: 1:07.27 (7 July 2002; Landskrona, SWE) |
| Leonid Ilyichov |
RUS
URS |
SWM |
Olympics |
1968 |
200 m freestyle – 29 April 1967 - 15 August 1969: 1:57.8 (29 April 1967; Nanterre, FRA), 1:57.6 (1 August 1967; Moskva, URS), 1:56.9 (2 April 1968; Tallinn, URS); 4×100 m freestyle relay – 22 March 1966 - 26 August 1966 and 21 September 1967 - 28 August 1972: 3:37.0 (22 March 1966; Moskva, URS), 3:35.6 (21 September 1967; Tbilisi, URS), 3:35.6 tied (3 April 1968; Tallinn, URS), 3:34.2 (17 October 1968; Ciudad de México, MEX), 3:32.3 (10 September 1970; Barcelona, ESP); 4×200 m freestyle relay – 24 August 1966 - 15 July 1967 and 18 April 1969 - 24 August 1969: 8:00.2 (24 August 1966; Utrecht, NED), 7:58.5 (18 April 1969; Magdeburg, GDR); 4×100 m medley relay – 23 March 1966 - 7 November 1967: 4:00.7 (23 March 1966; Moskva, URS) |
| Andrey Ivanov |
RUS |
SWM |
Olympics |
1996 |
4×100 m medley relay – 11 September 1994 - 27 August 1995: 3:38.28 (11 September 1994; Roma, ITA) |
| Vasily Ivanov |
RUS
 EUN |
SWM |
Olympics |
1992 |
100 m breaststroke – 11 June 1991 - 20 August 1991: 1:01.45 tied (11 June 1991; Moskva, URS); 4×100 m medley relay – 31 July 1992 - 11 September 1994: 3:38.56 (31 July 1992; Barcelona, ESP) |
| Roman Ivanovsky |
RUS |
SWM |
Olympics |
1996 |
4×100 m medley relay – 27 April 1996 - 23 September 2000 and 27 July 2003 - 24 March 2008: 3:37.48 (27 April 1996; Moskva, RUS), 3:34.72 (27 July 2003; Barcelona, ESP) |
| Dan Izotov |
RUS |
SWM |
Olympics |
2008—2016 |
4×200 m freestyle relay – 13 August 2008 - 28 July 2021: 7:03.70 (13 August 2008; Beijing, CHN), 6:59.15 (31 July 2009; Roma, ITA) |
| Jo Jackson |
GBR |
SWM |
Olympics |
2004—2012 |
400 m freestyle – 16 March 2009 - 27 June 2009: 4:00.66 (16 March 2009; Sheffield, GBR); 4×200 m freestyle relay – 31 July 2009 - present: 7:45.51 (31 July 2009; Roma, ITA) |
| Else Jacobsen |
DEN |
SWM |
Olympics |
1928—1932 |
100 m breaststroke – 27 August 1927 - 9 June 1928 and 10 April 1932 - 15 January 1935: 1:26.6 (27 August 1927; Bergen, NOR), 1:26.2 (10 April 1932; København, DEN), 1:26.0 (11 May 1932; Stockholm, SWE), 1:25.8 (30 April 1933; København, DEN); 200 m breaststroke – 20 August 1927 - 15 April 1928 and 11 May 1932 - 16 March 1935: 3:16.6 (20 August 1927; Oslo, NOR), 3:03.4 (11 May 1932; Stockholm, SWE) |
| Uwe Jacobsen |
GER
FRG |
SWM |
Olympics |
1960—1964 |
4×100 m freestyle relay – 24 May 1962 - 10 August 1962: 3:45.5 (24 May 1962; Moskva, URS) |
| Hilda James |
GBR |
SWM |
Olympics |
1920 |
400 m freestyle – 29 July 1921 - 2 September 1927: 6:16.6 (29 July 1921; Leeds, GBR) |
| Alex Jany |
 FRA |
SWM/WPO |
Olympics |
1948—1960 |
100 m freestyle – 12 June 1946 - 31 August 1955: 56.7 (12 June 1946; Marseille, FRA), 56.6 (18 September 1946; Marseille, FRA), 56.2 (10 September 1947; Monte Carlo, MON), 55.8 (15 September 1947; Menton, FRA); 200 m freestyle – 15 September 1945 - 4 March 1955: 2:09.8 (15 September 1945; Marseille, FRA), 2:05.4 (20 September 1946; Marseille, FRA); 400 m freestyle – 21 September 1946 - 10 July 1951: 4:45.8 (21 September 1946; Marseille, FRA), 4:35.2 (12 September 1947; Monte Carlo, MON); 4×100 m freestyle relay – 15 December 1946 - 20 August 1949: 3:58.4 (15 December 1946; Toulouse, FRA); 4×200 m freestyle relay – 24 September 1946 - 14 September 1947 and 2 August 1951 - 4 November 1956: 9:05.4 (24 September 1946; Cannes, FRA), 9:03.4 (12 September 1947; Monte Carlo, MON), 8:33.0 (2 August 1951; Marseille, FRA); 3×100 m medley relay – 8 August 1946 - 13 May 1951 and 25 March 1952 - 31 December 1952: 3:16.9 (8 August 1946; Toulouse, FRA), 3:12.3 (16 September 1946; Marseille, FRA), 3:09.6 (25 March 1952; Troyes, FRA); 4×100 m medley relay – 22 March 1953 - 1 April 1953: 4:32.2 (22 March 1953; Charleroi, BEL) |
| Otylia Jędrzejczak |
 POL |
SWM |
Olympics |
2000—2012 |
200 m butterfly – 19 September 2000 - 23 July 2001 and 4 August 2002 - 19 March 2009: 2:07.81 (19 September 2000; Sydney, AUS), 2:05.78 (4 August 2002; Berlin, GER), 2:05.61 (28 July 2005; Montréal, CAN) |
| Jan Jiskoot |
NED |
SWM |
Olympics |
1960—1964 |
100 m butterfly – 18 September 1962 - 25 August 1964: 59.5 (18 September 1962; Paris, FRA) |
| Jennie Johansson |
SWE |
SWM |
Olympics |
2012—2016 |
4×100 m medley relay – 9 August 2015 - 3 August 2016: 3:55.24 (9 August 2015; Kazan, RUS) |
| Per Johansson |
SWE |
SWM |
Olympics |
1980—1988 |
4×200 m freestyle relay – 14 September 1947 - 19 June 1948: 9:00.5 (14 September 1947; Monte Carlo, MON) |
| Pierre Joly |
FRA |
SWM |
Olympics |
1952 |
4×100 m medley relay – 22 March 1953 - 17 April 1953: 4:32.2 (22 March 1953; Charleroi, BEL), 4:31.5 (1 April 1953; Troyes, FRA) |
| Sanja Jovanović |
 CRO |
SWM |
Olympics |
2004—2012 |
50 m backstroke – 22 March 2008 - 22 March 2008 and 21 June 2008 - 25 June 2009: 28.17 (22 March 2008; Eindhoven, NED), 28.05 tied (21 June 2008; Zagreb, CRO) |
| Mirna Jukic |
 AUT |
SWM |
Olympics |
2004—2008 |
100 m breaststroke – 24 April 2009 - 27 April 2009: 1:07.00 (24 April 2009; Wien, AUT); 200 m breaststroke – 14 August 2008 - 15 August 2008 and 28 February 2009 - 31 July 2009: 2:23.76 (14 August 2008; Beijing, CHN), 2:22.91 (28 February 2009; Wien, AUT), 2:22.46 (25 April 2009; Wien, AUT), 2:22.10 (30 July 2009; Roma, ITA) |
| Lina Kačiušytė |
 LTU
URS |
SWM |
Olympics |
1980 |
200 m breaststroke – 24 August 1978 - 30 March 1979 and 6 April 1979 - 5 June 1985: 2:33.11 (24 August 1978; West Berlin, FRG), 2:31.42 (24 August 1978; West Berlin, FRG), 2:28.36 (6 April 1979; Potsdam, GDR) |
| Géza Kádas |
HUN |
SWM |
Olympics |
1948—1952 |
4×100 m freestyle relay – 20 August 1949 - 6 May 1951: 3:56.8 (20 August 1949; Budapest, HUN), 3:55.0 (15 October 1950; Budapest, HUN), 3:53.2 (21 October 1950; Székesfehérvár, HUN); 4×200 m freestyle relay – 19 June 1948 - 10 May 1951 and 13 May 1951 - 2 August 1951: 8:57.4 (19 June 1948; Budapest, HUN), 8:53.6 (2 August 1948; London, GBR), 8:48.4 (3 August 1948; London, GBR), 8:45.9 (13 May 1951; Moskva, URS) |
| Anna-Karin Kammerling |
SWE |
SWM |
Olympics |
2000—2008 |
50 m butterfly – 1 July 1999 - 20 May 2000 and 30 July 2002 - 13 June 2007: 26.39 (1 July 1999; Halmstad, SWE), 26.29 (27 July 1999; İstanbul, TUR), 25.57 (30 July 2002; Berlin, GER) |
| Andrey Kapralov |
RUS |
SWM |
Olympics |
2000—2008 |
4×100 m freestyle relay – 20 July 2003 - 25 March 2007: 3:14.06 (20 July 2003; Barcelona, ESP) |
| Simone Karn |
GER |
SWM |
Olympics |
2000 |
4×100 m medley relay – 29 July 2001 - 24 March 2008: 4:03.06 (29 July 2001; Fukuoka, JPN), 4:01.54 (4 August 2002; Berlin, GER) |
| József Katona |
HUN |
SWM |
Olympics |
1960—1964 |
800 m freestyle – 3 July 1960 - 30 April 1961: 9:22.6 (3 July 1960; Budapest, HUN); 1500 m freestyle – 18 June 1960 - 5 August 1962 and 9 August 1964 - 1 August 1965: 17:55.2 (18 June 1960; Ost-Berlin, GDR), 17:53.5 (2 September 1960; Roma, ITA), 17:43.7 (3 September 1960; Roma, ITA), 17:30.0 (9 August 1964; Budapest, HUN), 17:27.0 (13 September 1964; Budapest, HUN) |
| Klaus Katzur |
GDR
GER |
SWM |
Olympics |
1964—1972 |
4×100 m medley relay – 8 September 1970 - 25 August 1974: 3:54.4 (8 September 1970; Barcelona, ESP), 3:53.8 (4 September 1971; Leipzig, GDR), 3:52.12 (4 September 1972; München, FRG) |
| Radosław Kawęcki |
POL |
SWM |
Olympics |
2012—2020 |
200 m backstroke – 2 August 2013 - 21 April 2016: 1:54.24 (2 August 2013; Barcelona, ESP) |
| Johan Kenkhuis |
NED |
SWM |
Olympics |
2000—2004 |
4×100 m freestyle relay – 26 July 1999 - 20 July 2003: 3:16.27 (26 July 1999; İstanbul, TUR), 3:14.56 (22 July 2001; Fukuoka, JPN) |
| Alajos Kenyéry |
HUN |
SWM |
Olympics |
1912 |
400 m freestyle – 21 April 1912 - 5 June 1912: 5:29.0 (21 April 1912; Magdeburg, GER) |
| Marie-José Kersaudy |
FRA |
SWM |
Olympics |
1968 |
400 m freestyle – 20 June 1968 - 1 August 1968: 4:44.3 (20 June 1968; Mourenx, FRA); 1500 m freestyle – 8 March 1969 - 10 September 1969: 18:44.6 (8 March 1969; Noumea, NCL) |
| Gusztáv Kettesi |
HUN |
SWM |
Olympics / Non-starter |
1948—1952 |
400 m medley – 24 April 1953 - 24 April 1953 and 26 July 1953 - 29 October 1953: 5:38.7 (24 April 1953; Budapest, HUN), 5:32.1 (26 July 1953; Budapest, HUN) |
| Hanna Khlistunova |
UKR |
SWM |
Olympics |
2008 |
100 m breaststroke – 27 March 2007 - 19 April 2008: 1:07.27 tied (27 March 2007; Melbourne, AUS) |
| Pavlo Khnykin |
UKR
EUN |
SWM |
Olympics |
1992—2004 |
4×100 m freestyle relay – 23 August 1991 - 23 July 1996: 3:17.11 (23 August 1991; Athina, GRE); 4×100 m medley relay – 31 July 1992 - 11 September 1994: 3:38.56 (31 July 1992; Barcelona, ESP) |
| Klára Killermann-Bartos |
HUN |
SWM |
Olympics |
1952—1960 |
4×100 m medley relay – 24 July 1953 - 16 August 1954: 5:10.8 (24 July 1953; Budapest, HUN), 5:09.2 (10 August 1953; Bucharest, ROU), 5:07.8 (3 August 1954; Budapest, HUN) |
| Grigory Kiselyov |
RUS
URS |
SWM |
Olympics |
1960 |
4×100 m medley relay – 6 August 1960 - 11 September 1961: 4:14.0 (6 August 1960; Moskva, URS) |
| Ina Kleber |
GDR |
SWM |
Olympics |
1980 |
50 m backstroke – 22 December 1982 - 18 December 1983: 29.67 (22 December 1982; Ost-Berlin, GDR); 100 m backstroke – 24 August 1984 - 22 August 1991: 1:00.59 (24 August 1984; Moskva, URS); 4×100 m medley relay – 26 August 1983 - 29 July 2001: 4:05.79 (26 August 1983; Roma, ITA), 4:03.69 (24 August 1984; Moskva, RUS) |
| Hans-Joachim Klein |
GER
FRG |
SWM |
Olympics |
1960—1964 |
200 m freestyle – 13 October 1963 - 29 April 1967: 2:00.2 (13 October 1963; Tokyo, JPN), 1:58.2 (24 May 1964; Dortmund, FRG); 4×100 m freestyle relay – 24 May 1962 - 10 August 1962: 3:45.5 (24 May 1962; Moskva, URS); 4×100 m medley relay – 28 September 1963 - 17 May 1964: 4:07.6 (28 September 1963; Dortmund, FRG) |
| Herbert Klein |
GER
FRG |
SWM |
Olympics |
1952—1956 |
100 m breaststroke – 17 February 1952 - 1 January 1953: 1:05.8 (17 February 1952; Norderney, FRG); 200 m breaststroke – 4 December 1949 - 27 July 1950 and 7 November 1950 - 1 January 1953: 2:35.3 (4 December 1949; München, GER), 2:34.5 (25 March 1950; Reutlingen, GER), 2:33.8 (7 November 1950; Uppsala, SWE), 2:27.3 (9 June 1951; München, FRG) |
| Yana Klochkova |
UKR |
SWM |
Olympics / Other |
2000—2008 |
200 m medley – 19 September 2000 - 17 March 2009: 2:10.68 (19 September 2000; Sydney, AUS); 400 m medley – 16 September 2000 - 5 April 2008: 4:33.59 (16 September 2000; Sydney, AUS) |
| Christiane Knacke |
GDR |
SWM |
Olympics |
1980 |
100 m butterfly – 28 August 1977 - 3 July 1978: 59.78 (28 August 1977; Ost-Berlin, GDR) |
| Annegret Kober |
FRG |
SWM |
Olympics |
1972 |
200 m backstroke – 4 September 1972 - 11 July 1973: 2:23.35 (4 September 1972; München, FRG) |
| Marco Koch |
GER |
SWM |
Olympics |
2012—2020 |
200 m breaststroke – 28 June 2009 - 30 July 2009: 2:08.33 (28 June 2009; Berlin, GER) |
| Ada Kok |
NED |
SWM |
Olympics / Other |
1964—1968 |
100 m butterfly – 24 August 1962 - 31 August 1972: 1:09.0 (24 August 1962; Leipzig, GDR), 1:08.7 (23 March 1963; Durban, RSA), 1:06.1 (1 September 1963; Soetsduinen, NED), 1:05.1 (30 May 1964; Blackpool, GBR), 1:04.5 (14 August 1965; Budapest, HUN); 200 m butterfly – 21 August 1965 - 12 September 1970: 2:25.8 (21 August 1965; Leiden, NED), 2:25.3 (12 September 1965; Groningen, NED), 2:22.5 (2 August 1967; Groningen, NED), 2:21.0 (25 August 1967; Blackpool, GBR); 4×100 m medley relay – 28 June 1964 - 20 September 1967 and 20 April 1968 - 23 August 1969: 4:39.1 (28 June 1964; Groningen, NED), 4:37.0 (18 October 1964; Tokyo, JPN), 4:36.4 (25 August 1966; Utrecht, NED), 4:35.5 (20 April 1968; Stockholm, SWE) |
| Gretta Kok |
NED |
SWM |
Olympics |
1960—1964 |
4×100 m medley relay – 25 August 1966 - 20 September 1967: 4:36.4 (25 August 1966; Utrecht, NED) |
| Kliment Kolesnikov |
 ROC
RUS |
SWM |
Olympics / YOG / Other |
2018—2020 |
100 m freestyle – 28 July 2021 - 12 August 2022: 47.11 (28 July 2021; Tokyo, JPN); 50 m backstroke – 4 August 2018 - present: 24.00 (4 August 2018; Glasgow, GBR), 23.93 (17 May 2021; Budapest, HUN), 23.80 (18 May 2021; Budapest, HUN) |
| Leonid Kolesnikov |
URS
 UZB |
SWM |
Olympics |
1960 |
100 m breaststroke – 5 May 1961 - 5 July 1961: 1:11.4 (5 May 1961; Moskva, URS); 200 m breaststroke – 19 July 1958 - 11 August 1959 and 25 June 1961 - 13 April 1962: 2:39.3 (19 July 1958; Moskva, URS), 2:37.3 (25 June 1961; Moskva, URS), 2:35.6 (5 September 1961; Lviv, URS); 4×100 m medley relay – 6 August 1960 - 21 August 1962: 4:14.0 (6 August 1960; Moskva, URS), 4:11.2 (11 September 1961; Moskva, URS), 4:11.1 (24 April 1962; Moskva, URS) |
| Dmitry Komornikov |
RUS |
SWM |
Olympics |
2000—2008 |
200 m breaststroke – 14 June 2003 - 12 August 2008: 2:09.52 (14 June 2003; Barcelona, ESP) |
| Sergey Koplyakov |
BLR
URS |
SWM |
Olympics |
1976—1980 |
200 m freestyle – 7 April 1979 - 1 August 1982: 1:49.83 (7 April 1979; Potsdam, GDR), 1:49.81 (21 July 1980; Moskva, URS); 4×100 m freestyle relay – 7 March 1980 - 29 July 1981 and 21 August 1981 - 25 August 1983: 3:24.59 (7 March 1980; Leningrad, URS), 3:21.69 (21 August 1981; Kyiv, URS), 3:21.48 (8 September 1981; Split, YUG); 4×200 m freestyle relay – 21 July 1976 - 23 August 1983: 7:33.21 (21 July 1976; Montréal, CAN), 7:27.97 (21 July 1976; Montréal, CAN), 7:25.71 (8 March 1980; Leningrad, URS), 7:23.50 (23 July 1980; Moskva, URS); 4×100 m medley relay – 8 April 1979 - 23 August 1981: 3:46.20 (8 April 1979; Potsdam, GDR), 3:45.99 (20 August 1979; Moskva, URS), 3:45.92 (24 July 1980; Moskva, URS) |
| Andrey Korneyev |
RUS |
SWM |
Olympics |
1996 |
4×100 m medley relay – 27 August 1995 - 27 April 1996: 3:38.11 (27 August 1995; Wien, AUT) |
| Yevgeny Korotyshkin |
RUS |
SWM |
Olympics |
2004—2012 |
4×100 m medley relay – 24 March 2008 - 1 July 2008 and 17 August 2008 - 2 August 2009: 3:34.25 (24 March 2008; Eindhoven, NED), 3:31.92 (17 August 2008; Beijing, CHN) |
| Joke de Korte |
NED |
SWM |
Olympics |
1952 |
4×100 m medley relay – 27 November 1954 - 17 July 1955 and 8 December 1956 - 1 May 1957: 5:02.1 (27 November 1954; Rotterdam, NED), 4:53.1 (8 December 1956; Zwolle, NED) |
| Dirk Korthals |
FRG |
SWM |
Olympics |
1984 |
4×200 m freestyle relay – 30 July 1984 - 19 August 1987: 7:15.73 (30 July 1984; Los Angeles, USA) |
| Paweł Korzeniowski |
POL |
SWM |
Olympics / Other |
2004—2020 |
200 m butterfly – 21 March 2008 - 12 August 2008: 1:54.38 (21 March 2008; Eindhoven, NED) |
| Marina Koshevaya |
RUS
URS |
SWM |
Olympics |
1976 |
200 m breaststroke – 21 July 1976 - 7 April 1978: 2:33.35 (21 July 1976; Montréal, CAN) |
| Vladimir Kosinsky |
RUS
URS |
SWM |
Olympics |
1964—1972 |
100 m breaststroke – 8 November 1967 - 18 April 1968: 1:06.7 (8 November 1967; Leningrad, URS); 200 m breaststroke – 3 April 1968 - 22 March 1969: 2:27.4 (3 April 1968; Tallinn, URS) |
| Rosemarie Kother-Gabriel |
GDR |
SWM |
Olympics |
1972—1976 |
100 m butterfly – 21 August 1974 - 9 June 1975: 1:02.09 (21 August 1974; Wien, AUT), 1:01.99 (22 August 1974; Wien, AUT), 1:01.88 (1 September 1974; Concord, USA); 200 m butterfly – 10 July 1972 - 9 April 1978: 2:19.5 (10 July 1972; Leipzig, GDR), 2:18.32 (4 September 1972; München, FRG), 2:17.11 (4 September 1972; München, FRG), 2:16.03 (13 July 1973; Ost-Berlin, GDR), 2:15.45 (8 September 1973; Beograd, YUG), 2:13.76 (8 September 1973; Beograd, YUG), 2:13.60 (14 March 1976; Tallinn, URS), 2:12.84 (5 June 1976; Ost-Berlin, GDR), 2:11.22 (5 June 1976; Ost-Berlin, GDR); 4×100 m freestyle relay – 2 June 1976 - 25 July 1976: 3:48.80 (2 June 1976; Ost-Berlin, GDR); 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) |
| Ágnes Kovács |
HUN |
SWM |
Olympics |
1996—2004 |
50 m breaststroke – 21 May 2000 - 26 July 2001: 31.34 (21 May 2000; Monte Carlo, MON); 100 m breaststroke – 17 September 2000 - 7 July 2002: 1:07.79 (17 September 2000; Sydney, AUS); 200 m breaststroke – 23 July 1996 - 14 August 2008: 2:26.57 (23 July 1996; Atlanta, USA), 2:25.31 (1 April 1997; Budapest, HUN), 2:24.90 (20 August 1997; Sevilla, ESP), 2:24.03 (20 September 2000; Sydney, AUS) |
| Edit Kovács |
HUN |
SWM |
Olympics |
1968—1972 |
4×100 m freestyle relay – 13 July 1968 - 26 October 1968 and 24 June 1969 - 11 September 1970: 4:07.5 (13 July 1968; Budapest, HUN), 4:02.6 (24 June 1969; Budapest, HUN) |
| Oľga Kozičová |
 TCH
 SVK |
SWM |
Olympics |
1968 |
200 m freestyle – 6 July 1968 - 3 August 1968: 2:14.4 (6 July 1968; Santa Clara, USA) |
| Gunvor Kraft-Borup |
DEN |
SWM |
Non-starter |
1948 |
4×100 m freestyle relay – 8 February 1938 - 27 April 1952: 4:29.7 (8 February 1938; København, DEN) (competed as Gunvor Kraft), 4:27.6 (7 August 1938; København, DEN) (competed as Gunvor Kraft) |
| Sergey Krasyuk |
URS
UKR |
SWM |
Olympics |
1980 |
4×100 m freestyle relay – 7 March 1980 - 29 July 1981 and 21 August 1981 - 21 August 1987: 3:24.59 (7 March 1980; Leningrad, URS), 3:21.69 (21 August 1981; Kyiv, URS), 3:21.48 (8 September 1981; Split, YUG), 3:20.88 (25 August 1983; Roma, ITA), 3:20.19 (23 August 1984; Moskva, URS); 4×100 m medley relay – 23 August 1981 - 12 September 1981: 3:44.79 (23 August 1981; Kyiv, URS), 4×100 m medley relay – 12 September 1981 - 7 August 1982: 3:44.23 (12 September 1981; Split, YUG) |
| Angelika Kraus |
FRG |
SWM |
Olympics |
1968—1972 |
200 m backstroke – 6 August 1970 - 22 August 1970: 2:27.1 (6 August 1970; Würselen, FRG) |
| Michael Kraus |
FRG |
SWM |
Olympics |
1976 |
4×100 m medley relay – 22 July 1976 - 8 April 1979: 3:47.29 (22 July 1976; Montréal, CAN) |
| Barbara Krause |
GDR |
SWM |
Olympics |
1980 |
100 m freestyle – 5 July 1978 - 19 August 1986: 55.41 (5 July 1978; Ost-Berlin, GDR), 54.98 (20 July 1980; Moskva, URS), 54.79 (21 July 1980; Moskva, URS); 200 m freestyle – 2 July 1978 - 23 July 1980: 1:59.04 (2 July 1978; Ost-Berlin, GDR), 200 m freestyle – 23 July 1980 - 23 May 1984: 1:58.33 (23 July 1980; Moskva, URS); 400 m freestyle – 14 March 1976 - 20 July 1976: 4:17.00 (14 March 1976; Tallinn, URS), 4:11.69 (3 June 1976; Ost-Berlin, GDR); 4×100 m freestyle relay – 14 March 1975 - 25 July 1976 and 27 July 1980 - 21 August 1984: 3:52.23 (14 March 1975; Dresden, GDR), 3:49.37 (27 July 1975; Cali, COL), 3:48.80 (2 June 1976; Ost-Berlin, GDR), 3:45.19 (27 July 1980; Moskva, URS), 3:42.71 (27 July 1980; Moskva, URS); 4×100 m medley relay – 5 June 1976 - 18 July 1976: 4:13.41 (5 June 1976; Ost-Berlin, GDR) |
| Roswitha Krause |
GDR |
HBL/SWM |
Olympics |
1968—1980 |
4×100 m freestyle relay – 26 October 1968 - 24 June 1969: 4:05.7 (26 October 1968; Ciudad de México, MEX) |
| Vladimir Kravchenko |
RUS
URS |
SWM |
Olympics |
1968 |
200 m medley – 15 April 1970 - 11 July 1970: 2:13.0 (15 April 1970; Novosibirks, URS) |
| Vladimir Krivtsov |
 AZE
URS |
SWM |
Olympics |
1972 |
4×100 m freestyle relay – 14 March 1975 - 12 March 1976: 3:28.89 (14 March 1975; Dresden, GDR); 4×200 m freestyle relay – 15 March 1975 - 25 July 1975: 7:39.52 (15 March 1975; Dresden, GDR) |
| Ranomi Kromowidjojo |
NED |
SWM |
Olympics / Other |
2008—2020 |
4×100 m freestyle relay – 18 March 2008 - present: 3:33.62 (18 March 2008; Eindhoven, NED), 3:31.72 (26 July 2009; Roma, ITA); 4×100 m freestyle mixed relay – 8 August 2015 - present: 3:23.10 (8 August 2015; Kazan, RUS), 3:21.81 (29 July 2017; Budapest, HUN) |
| Jens Kruppa |
GER |
SWM |
Olympics |
2000—2004 |
4×100 m medley relay – 23 September 2000 - 27 July 2003: 3:35.88 (23 September 2000; Sydney, AUS) |
| Andrey Krylov |
RUS |
SWM |
Olympics |
2008 |
200 m freestyle – 19 July 1976 - 7 April 1979: 1:50.73 (19 July 1976; Montréal, CAN); 4×100 m freestyle relay – 12 March 1976 - 16 August 1977 and 7 March 1980 - 29 July 1981: 3:26.60 (12 March 1976; Tallinn, URS), 3:24.59 (7 March 1980; Leningrad, URS); 4×200 m freestyle relay – 15 March 1975 - 25 July 1975 and 13 March 1976 - 23 August 1983: 7:39.52 (15 March 1975; Dresden, GDR), 7:34.70 (13 March 1976; Tallinn, URS), 7:27.97 (21 July 1976; Montréal, CAN), 7:25.71 (8 March 1980; Leningrad, URS), 7:23.50 (23 July 1980; Moskva, URS) |
| Georgijs Kuļikovs |
 LAT
URS |
SWM |
Olympics |
1968—1972 |
4×100 m freestyle relay – 21 September 1967 - 28 August 1972: 3:35.6 (21 September 1967; Tbilisi, URS), 3:35.6 tied (3 April 1968; Tallinn, URS), 3:34.2 (17 October 1968; Ciudad de México, MEX), 3:32.3 (10 September 1970; Barcelona, ESP); 4×200 m freestyle relay – 18 April 1969 - 12 September 1970: 7:58.5 (18 April 1969; Magdeburg, GDR), 7:54.5 (24 August 1969; Würzburg, FRG) |
| Ursula Küper |
GDR
GER |
SWM |
Olympics |
1960—1964 |
100 m breaststroke – 14 July 1960 - 1 July 1961: 1:19.0 (14 July 1960; Leipzig, GDR); 4×100 m medley relay – 15 July 1960 - 6 August 1961 and 24 April 1962 - 17 June 1962: 4:46.7 (15 July 1960; Leipzig, GDR), 4:45.0 (24 April 1962; Moskva, URS) |
| Ernst Küppers |
GER |
SWM |
Olympics |
1928—1932 |
100 m backstroke – 19 June 1927 - 28 November 1936: 1:12.0 (19 June 1927; Düsseldorf, GER), 1:11.2 (7 October 1928; Krefeld, GER), 1:08.8 (19 November 1929; Ruhrort, GER); 200 m backstroke – 2 December 1928 - 25 January 1934: 2:40.7 (2 December 1928; Aachen, GER), 2:39.7 (18 January 1930; Bremen, GER) |
| Ernst-Joachim Küppers |
GER
FRG |
SWM |
Olympics |
1964 |
100 m backstroke – 16 August 1964 - 23 March 1966: 1:01.0 (16 August 1964; West Berlin, FRG), 1:00.8 (29 August 1964; Dortmund, FRG); 200 m backstroke – 23 July 1962 - 11 May 1965: 2:15.0 (23 July 1962; San Remo, ITA), 2:14.8 (16 August 1964; West Berlin, FRG), 2:12.6 (22 August 1964; Magdeburg, GDR); 4×100 m medley relay – 28 September 1963 - 17 May 1964: 4:07.6 (28 September 1963; Dortmund, FRG) |
| Vyacheslav Kurennoy |
RUS
URS |
WPO |
Olympics |
1956—1960 |
4×100 m freestyle relay – 23 January 1954 - 3 November 1956: 3:50.4 (23 January 1954; Moskva, URS), 3:49.3 (9 March 1954; Stockholm, SWE) |
| Walter Kusch |
FRG |
SWM |
Olympics |
1972—1976 |
100 m breaststroke – 29 August 1972 - 28 July 1973: 1:05.78 (29 August 1972; München, FRG); 200 m breaststroke – 20 July 1972 - 14 August 1972: 2:24.55 (20 July 1972; München, FRG); 4×100 m medley relay – 25 August 1974 - 8 April 1979: 3:51.57 (25 August 1974; Wien, AUT), 3:47.29 (22 July 1976; Montréal, CAN) |
| Igor Kushpelev |
RUS
URS |
SWM |
Olympics |
1976 |
800 m freestyle – 4 June 1976 - 6 June 1976: 8:16.55 (4 June 1976; Kyiv, URS) |
| Valentin Kuzmin |
RUS
URS |
SWM |
Olympics |
1960—1968 |
200 m butterfly – 23 August 1962 - 23 August 1962 and 18 May 1964 - 1 August 1967: 2:14.2 (23 August 1962; Leipzig, GDR), 2:11.2 (18 May 1964; Ost-Berlin, GDR), 2:10.4 (22 August 1965; Budapest, HUN), 2:10.2 (25 August 1966; Utrecht, NED); 4×100 m medley relay – 24 April 1962 - 21 August 1962 and 17 May 1964 - 7 November 1967: 4:11.1 (24 April 1962; Moskva, URS), 4:02.8 (17 May 1964; Ost-Berlin, GDR), 4:00.7 (23 March 1966; Moskva, URS) |
| Viktor Kuznetsov |
RUS
URS |
SWM |
Olympics |
1980 |
4×100 m medley relay – 8 April 1979 - 7 August 1982: 3:46.20 (8 April 1979; Potsdam, GDR), 3:45.99 (20 August 1979; Moskva, URS), 3:45.92 (24 July 1980; Moskva, URS), 3:44.79 (23 August 1981; Kyiv, URS), 3:44.23 (12 September 1981; Split, YUG) |
| Camille Lacourt |
FRA |
SWM |
Olympics |
2012—2016 |
100 m backstroke – 10 August 2010 - 27 July 2021: 52.11 (10 August 2010; Budapest, HUN) |
| Corrie Laddé |
NED |
SWM |
Olympics |
1932 |
4×100 m freestyle relay – 12 August 1932 - 12 November 1933: 4:47.5 (12 August 1932; Los Angeles, USA) |
| Tineke Lagerberg |
NED |
SWM |
Olympics |
1960 |
200 m butterfly – 30 December 1956 - 1 May 1957 and 13 September 1958 - 12 June 1960: 2:42.3 (30 December 1956; Naarden, NED), 2:38.1 (19 March 1957; Naarden, NED), 2:38.9 (13 September 1958; Naarden, NED); 4×100 m freestyle relay – 6 September 1958 - 11 June 1960: 4:22.9 (6 September 1958; Budapest, HUN); 4×100 m medley relay – 8 December 1956 - 1 May 1957 and 26 July 1959 - 15 July 1960: 4:53.1 (8 December 1956; Zwolle, NED), 4:51.5 (26 July 1959; Waalwijk, NED), 4:47.3 (12 June 1960; Leipzig, GDR) |
| Yevgeny Lagunov |
RUS |
SWM |
Olympics |
2004—2012 |
4×200 m freestyle relay – 13 August 2008 - 31 July 2009: 7:03.70 (13 August 2008; Beijing, CHN); 4×100 m medley relay – 17 August 2008 - 2 August 2009: 3:31.92 (17 August 2008; Beijing, CHN) |
| Giorgio Lamberti |
ITA |
SWM |
Olympics |
1988—1992 |
100 m freestyle – 17 August 1989 - 4 August 1991: 49.24 (17 August 1989; Bonn, GER); 200 m freestyle – 15 August 1989 - 18 December 1999: 1:46.69 (15 August 1989; Bonn, GER) |
| Hans Lampe |
FRG |
SWM |
Olympics |
1972 |
100 m butterfly – 6 September 1970 - 16 April 1971: 57.7 (6 September 1970; Barcelona, ESP), 57.5 (8 September 1970; Barcelona, ESP) |
| Werner Lampe |
FRG |
SWM |
Olympics |
1972—1976 |
200 m freestyle – 29 August 1972 - 4 September 1973: 1:53.99 (29 August 1972; München, FRG); 800 m freestyle – 7 August 1970 - 11 September 1970 and 22 August 1971 - 29 August 1972: 8:41.6 (7 August 1970; Würselen, FRG), 8:38.1 (22 August 1971; Waldkraiburg, FRG); 1500 m freestyle – 7 August 1970 - 11 September 1970: 16:23.9 (7 August 1970; Würselen, FRG); 4×200 m freestyle relay – 12 September 1970 - 15 March 1975 and 25 July 1975 - 13 March 1976: 7:49.5 (12 September 1970; Barcelona, ESP), 7:41.69 (29 August 1972; München, FRG), 7:39.70 (21 August 1974; Wien, AUT), 7:39.44 (25 July 1975; Cali, COL) |
| Jutta Langenau |
GDR
GER |
SWM |
Olympics |
1956 |
100 m butterfly – 31 August 1954 - 22 January 1955: 1:16.6 (31 August 1954; Turin, ITA) |
| László Lantos |
HUN |
SWM |
Olympics |
1960 |
4×100 m freestyle relay – 18 September 1960 - 24 May 1962: 3:46.9 (18 September 1960; Budapest, HUN) |
| Göran Larsson |
SWE |
SWM |
Olympics |
1952 |
4×100 m medley relay – 17 April 1953 - 13 May 1953: 4:30.8 (17 April 1953; Lund, SWE), 4:27.8 (24 April 1953; Boras, SWE) |
| Gunnar Larsson |
SWE |
SWM |
Olympics |
1968—1972 |
400 m freestyle – 7 September 1970 - 6 September 1973: 4:02.6 (7 September 1970; Barcelona, ESP); 200 m medley – 12 September 1970 - 24 August 1974: 2:09.3 (12 September 1970; Barcelona, ESP), 2:07.17 (3 September 1972; München, FRG); 400 m medley – 7 September 1970 - 5 September 1973: 4:41.8 (7 September 1970; Barcelona, ESP), 4:36.2 (8 September 1970; Barcelona, ESP), 4:34.99 (30 August 1972; München, FRG), 4:31.98 (30 August 1972; München, FRG) |
| Béla Las-Torres |
HUN |
SWM |
Olympics |
1908—1912 |
400 m freestyle – 5 June 1912 - 26 September 1912: 5:28.4 (5 June 1912; Budapest, HUN) |
| Adrie Lasterie |
NED |
SWM |
Olympics |
1964 |
200 m freestyle – 26 August 1961 - 27 July 1965: 2:18.2 (26 August 1961; Blackpool, GBR); 400 m medley – 29 July 1962 - 15 October 1964: 5:33.1 (29 July 1962; The Hague, NED), 5:27.8 (25 August 1962; Leipzig, GDR); 4×100 m freestyle relay – 25 August 1962 - 8 August 1963: 4:15.1 (25 August 1962; Leipzig, GDR) |
| Tina Lek'veishvili |
 GEO
URS |
SWM |
Olympics |
1968—1972 |
100 m backstroke – 6 September 1970 - 11 April 1971: 1:07.8 (6 September 1970; Barcelona, ESP) |
| Árpád Lengyel |
HUN |
SWM |
Olympics |
1936 |
4×100 m freestyle relay – 26 June 1937 - 15 August 1937: 4:10.2 (26 June 1937; Budapest, HUN); 4×200 m freestyle relay – 14 July 1935 - 24 September 1946: 9:14.8 (14 July 1935; Budapest, HUN), 9:10.8 (23 August 1936; Budapest, HUN) |
| Magda Lenkei |
HUN |
SWM |
Olympics |
1936 |
100 m freestyle – 30 May 1931 - 7 August 1932: 1:09.8 (30 May 1931; Budapest, HUN) |
| Luca Leonardi |
ITA |
SWM |
Olympics |
2016 |
4×100 m freestyle mixed relay – 22 August 2014 - 8 August 2015: 3:25.02 (22 August 2014; Berlin, GER) |
| Dmitry Lepikov |
RUS
EUN |
SWM |
Olympics |
1992 |
4×200 m freestyle relay – 27 July 1992 - 27 July 2001: 7:11.95 (27 July 1992; Barcelona, ESP) |
| Amaury Leveaux |
FRA |
SWM |
Olympics |
2004—2012 |
50 m freestyle – 26 April 2008 - 26 April 2009: 21.38 (26 April 2008; Dunkerque, FRA); 4×100 m freestyle relay – 19 June 2008 - present: 3:12.54 (19 June 2008; Paris, FRA), 3:12.36 (10 August 2008; Beijing, CHN), 3:08.32 (11 August 2008; Beijing, CHN) |
| Per-Ola Lindberg |
SWE |
SWM |
Olympics |
1960—1964 |
100 m freestyle – 9 August 1961 - 10 August 1962 and 18 July 1963 - 31 August 1963: 55.5 (9 August 1961; Halmstad, SWE), 54.3 (18 July 1963; Baastad, SWE); 4×200 m freestyle relay – 22 August 1962 - 6 September 1964: 8:18.4 (22 August 1962; Leipzig, GDR), 8:16.2 (17 August 1963; Örebro, SWE) |
| Helga Lindner |
GDR |
SWM |
Olympics |
1968—1972 |
200 m butterfly – 12 September 1970 - 10 July 1972: 2:20.2 (12 September 1970; Barcelona, ESP); 4×100 m medley relay – 23 August 1969 - 18 April 1972: 4:34.8 (23 August 1969; Budapest, HUN), 4:30.2 (15 April 1970; Novosibirsk, URS), 4:30.1 (9 September 1970; Barcelona, ESP) |
| Karla Linke |
GDR |
SWM |
Olympics |
1976 |
200 m breaststroke – 19 August 1974 - 21 July 1976: 2:37.44 (19 August 1974; Wien, AUT), 2:34.99 (19 August 1974; Wien, AUT) |
| Oleh Lisohor |
UKR |
SWM |
Olympics |
2000—2008 |
50 m breaststroke – 29 July 2001 - 12 April 2002 and 2 August 2002 - 28 July 2009: 27.52 (29 July 2001; Fukuoka, JPN), 27.18 (2 August 2002; Berlin, GER) |
| Mária Littomeritzky |
HUN |
SWM |
Olympics |
1948—1956 |
4×100 m freestyle relay – 27 April 1952 - 1 August 1952: 4:27.2 (27 April 1952; Moskva, URS); 4×100 m medley relay – 3 August 1954 - 16 August 1954: 5:07.8 (3 August 1954; Budapest, HUN) |
| Elisabeth Ljunggren-Morris |
SWE |
SWM |
Olympics |
1964—1968 |
400 m freestyle – 20 April 1968 - 20 June 1968 and 1 August 1968 - 4 August 1968: 4:45.4 (20 April 1968; Stockholm, SWE), 4:42.4 (1 August 1968; Lincoln, USA); 800 m freestyle – 4 August 1967 - 16 August 1968: 9:53.3 (4 August 1967; Landskrona, SWE), 9:45.0 (1 August 1968; Lincoln, USA); 1500 m freestyle – 17 September 1967 - 8 March 1969: 18:49.9 (17 September 1967; Stockholm, SWE) |
| Nikita Lobintsev |
RUS |
SWM |
Olympics |
2008—2016 |
4×200 m freestyle relay – 13 August 2008 - 28 July 2021: 7:03.70 (13 August 2008; Beijing, CHN), 6:59.15 (31 July 2009; Roma, ITA) |
| Sven Lodziewski |
GDR |
SWM |
Olympics |
1988 |
200 m freestyle – 15 June 1983 - 21 June 1983: 1:49.30 (15 June 1983; Gera, GDR); 4×100 m freestyle relay – 21 August 1987 - 23 September 1988: 3:19.17 (21 August 1987; Strasbourg, FRA) |
| Liz Long |
GBR |
SWM |
Olympics |
1964 |
200 m freestyle – 11 August 1965 - 13 August 1966: 2:16.2 (11 August 1965; Blackpool, GBR), 2:16.1 (13 August 1965; Blackpool, GBR) |
| Anita Lonsbrough |
GBR |
SWM |
Olympics / Other |
1960—1964 |
200 m breaststroke – 25 July 1959 - 6 June 1960 and 27 August 1960 - 5 August 1961: 2:50.3 (25 July 1959; Walwijk, NED), 2:49.5 (27 August 1960; Roma, ITA); 4×100 m medley relay – 25 July 1958 - 5 September 1958: 4:54.0 (25 July 1958; Cardiff, GBR) |
| Vladimir Lopatin |
RUS
URS |
SWM |
Olympics |
1952 |
4×100 m medley relay – 13 May 1953 - 26 January 1954: 4:24.8 (13 May 1953; Moskva, URS) |
| Martín López-Zubero |
 ESP |
SWM |
Olympics |
1988—1996 |
100 m backstroke – 22 November 1991 - 29 July 1998: 54.67 (22 November 1991; Tuscaloosa, USA); 200 m backstroke – 13 August 1991 - 22 June 2006: 1:57.30 (13 August 1991; Fort Lauderdale, USA), 1:56.57 (23 November 1991; Tuscaloosa, USA) |
| Sergio López |
ESP |
SWM |
Olympics |
1988—1992 |
200 m breaststroke – 20 July 1990 - 11 January 1991: 2:12.24 (20 July 1990; Seattle, USA) |
| Jemma Lowe |
GBR |
SWM |
Olympics |
2008—2012 |
4×100 m medley relay – 24 March 2008 - 1 August 2009: 3:59.33 (24 March 2008; Eindhoven, NED), 3:59.14 (15 August 2008; Beijing, CHN), 3:57.50 (17 August 2008; Beijing, CHN); 4×100 m medley mixed relay – 19 August 2014 - 5 August 2015: 3:44.02 (19 August 2014; Berlin, GER) |
| Martin Lundén |
SWE |
SWM |
Olympics |
1948 |
4×200 m freestyle relay – 14 September 1947 - 19 June 1948: 9:00.5 (14 September 1947; Monte Carlo, MON) |
| Jan Lundin |
SWE |
SWM |
Olympics |
1964 |
4×200 m freestyle relay – 17 August 1963 - 6 September 1964: 8:16.2 (17 August 1963; Örebro, SWE), 8:14.3 (6 September 1964; Stockholm, SWE) |
| Annika Lurz |
GER |
SWM |
Olympics |
2008 |
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 - 13 August 2008: 7:50.82 (3 August 2006; Budapest, HUN) |
| Maurice Lusien |
FRA |
SWM |
Olympics |
1948—1952 |
200 m breaststroke – 27 July 1950 - 7 November 1950: 2:33.9 (27 July 1950; Marseille, FRA); 400 m medley – 24 April 1953 - 26 July 1953 and 18 March 1954 - 22 April 1954: 5:35.6 (24 April 1953; Troyes, FRA), 5:27.3 (18 March 1954; Rheims, FRA); 3×100 m medley relay – 25 March 1952 - 31 December 1952: 3:09.6 (25 March 1952; Troyes, FRA); 4×100 m medley relay – 22 March 1953 - 1 April 1953: 4:32.2 (22 March 1953; Charleroi, BEL) |
| Odette Lusien |
FRA |
SWM |
Olympics |
1952—1956 |
4×100 m medley relay – 16 August 1954 - 27 November 1954: 5:06.2 (16 August 1954; Marseille, FRA) |
| Willy Lützow |
GER |
SWM |
Olympics |
1912 |
100 m breaststroke – 24 May 1914 - 24 September 1922: 1:16.8 (24 May 1914; Magdeburg, GER) |
| Francis Luyce |
FRA |
SWM |
Olympics |
1964—1968 |
800 m freestyle – 21 July 1967 - 7 August 1970: 8:42.0 (21 July 1967; Dinard, USA); 4×200 m freestyle relay – 6 September 1964 - 24 August 1966 and 15 July 1967 - 18 April 1969: 8:06.8 (6 September 1964; Bagnols, FRA), 7:58.6 (15 July 1967; Paris, FRA) |
| Igor Luzhkovsky |
RUS
URS |
SWM |
Olympics |
1960 |
4×100 m freestyle relay – 23 July 1958 - 18 September 1960: 3:47.4 (23 July 1958; Moskva, URS), 3:47.1 (16 August 1959; Moskva, URS); 4×100 m medley relay – 6 August 1960 - 11 September 1961: 4:14.0 (6 August 1960; Moskva, URS) |
| Annelies Maas |
NED |
SWM |
Olympics |
1976—1980 |
1500 m freestyle – 10 July 1977 - 26 August 1979: 16:47.11 (10 July 1977; Santa Clara, USA) |
| Csilla Madarász-Dobay |
HUN |
SWM |
Olympics |
1960—1964 |
100 m freestyle – 2 July 1960 - 23 June 1962: 1:02.9 tied (2 July 1960; Budapest, HUN), 1:02.5 (16 July 1960; Budapest, HUN) |
| Filippo Magnini |
ITA |
SWM |
Olympics |
2004—2016 |
4×100 m freestyle relay – 25 March 2007 - 19 June 2008: 3:14.04 (25 March 2007; Melbourne, AUS); 4×200 m freestyle relay – 5 August 2006 - 12 August 2008: 7:09.60 (5 August 2006; Budapest, HUN) |
| Per-Alvar Magnusson |
SWE |
SWM |
Olympics |
1980 |
4×100 m freestyle relay – 1 September 1979 - 7 March 1980: 3:26.34 (1 September 1979; Tokyo, JPN) |
| László Magyar |
HUN |
SWM |
Olympics |
1956 |
4×100 m medley relay – 5 August 1954 - 14 August 1956: 4:18.1 (5 August 1954; Budapest, HUN) |
| Grégory Mallet |
FRA |
SWM |
Olympics |
2008—2016 |
4×100 m freestyle relay – 10 August 2008 - 11 August 2008: 3:12.36 (10 August 2008; Beijing, CHN) |
| Laure Manaudou |
FRA |
SWM |
Olympics |
2004—2012 |
200 m freestyle – 28 March 2007 - 11 August 2008: 1:55.52 (28 March 2007; Melbourne, AUS); 400 m freestyle – 15 August 2004 - 24 March 2008: 4:05.34 (15 August 2004; Athina, GRE), 4:03.03 (12 May 2006; Tours, FRA), 4:02.13 (6 August 2006; Budapest, HUN); 800 m freestyle – 2 August 2006 - 14 August 2008: 8:19.29 (2 August 2006; Budapest, HUN), 8:18.80 (31 March 2007; Melbourne, AUS); 100 m backstroke – 27 March 2007 - 19 February 2008 and 20 March 2008 - 21 March 2008: 59.87 (27 March 2007; Melbourne, AUS), 59.50 (20 March 2008; Eindhoven, NED) |
| Claude Mandonnaud |
FRA |
SWM |
Olympics |
1968—1972 |
200 m freestyle – 13 August 1966 - 16 August 1967 and 3 August 1968 - 18 August 1968: 2:15.5 (13 August 1966; Mourenx, FRA), 2:12.4 (3 August 1968; Paris, FRA); 400 m freestyle – 18 February 1967 - 22 July 1967 and 4 August 1968 - 20 October 1968: 4:46.8 (18 February 1967; Melbourne, AUS), 4:41.1 (4 August 1968; Paris, FRA) |
| Léon Marchand |
FRA |
SWM |
Olympics |
2020 |
400 m medley – 18 June 2022 - present: 4:04.28 (18 June 2022; Budapest, HUN), 4:02.50 (23 July 2023; Fukuoka, JPN) |
| Igor Marchenko |
RUS |
SWM |
Olympics |
2000—2004 |
4×100 m medley relay – 27 July 2003 - 24 March 2008: 3:34.72 (27 July 2003; Barcelona, ESP) |
| Matjaž Markič |
 SLO |
SWM |
Olympics |
2008 |
50 m breaststroke – 28 July 2009 - 28 July 2009: 27.16 (28 July 2009; Roma, ITA) |
| Aleksey Markovsky |
RUS
URS |
SWM |
Olympics |
1980 |
4×100 m freestyle relay – 7 March 1980 - 29 July 1981 and 21 August 1981 - 21 August 1987: 3:24.59 (7 March 1980; Leningrad, URS), 3:21.69 (21 August 1981; Kyiv, URS), 3:21.48 (8 September 1981; Split, YUG), 3:20.88 (25 August 1983; Roma, ITA), 3:20.19 (23 August 1984; Moskva, URS); 4×100 m medley relay – 12 September 1981 - 23 August 1987: 3:44.23 (12 September 1981; Split, YUG), 3:42.86 (7 August 1982; Guayaquil, ECU), 3:42.15 (25 August 1984; Moskva, URS) |
| John Martin-Dye |
GBR |
SWM |
Olympics |
1960—1964 |
4×200 m freestyle relay – 29 August 1960 - 21 August 1962: 8:26.9 (29 August 1960; Roma, ITA) |
| Nicolò Martinenghi |
ITA |
SWM |
Olympics |
2020 |
4×100 m medley relay – 25 June 2022 - present: 3:27.51 tied (25 June 2022; Budapest, HUN) |
| Chiara Masini Luccetti |
ITA |
SWM |
Olympics |
2016 |
4×100 m medley mixed relay – 19 August 2014: 3:48.57 (19 August 2014; Berlin, GER) |
| Rie Mastenbroek |
NED |
SWM |
Olympics |
1936 |
100 m backstroke – 25 November 1934 - 8 September 1936: 1:16.8 (25 November 1934; Düsseldorf, GER), 1:15.8 (27 February 1936; Amsterdam, NED); 200 m backstroke – 20 January 1935 - 2 February 1937: 2:49.6 (20 January 1935; Amsterdam, NED); 4×100 m freestyle relay – 12 November 1933 - 28 March 1934 and 28 March 1934 - 8 February 1938: 4:43.0 (12 November 1933; Amsterdam, NED), 4:41.2 (28 March 1934; Rotterdam, NED), 4:33.3 (14 April 1934; Rotterdam, NED), 4:32.8 (24 May 1936; Rotterdam, NED) |
| Roland Matthes |
GDR |
SWM |
Olympics |
1968—1976 |
100 m backstroke – 23 April 1967 - 21 March 1982: 59.8 (23 April 1967; Magdeburg, GDR), 58.4 (21 September 1967; Leipzig, GDR), 58.0 (26 October 1968; Ciudad de México, MEX), 57.8 (23 August 1969; Würzburg, FRG), 57.8 tied (15 April 1970; Novosibirks, URS), 56.9 (8 September 1970; Barcelona, ESP), 56.7 (4 September 1971; Leipzig, GDR), 56.3 (8 April 1972; Moskva, URS), 56.3 tied (9 April 1972; Moskva, URS), 56.30 tied (4 September 1972; München, FRG); 200 m backstroke – 23 April 1967 - 15 March 1980: 2:11.2 (23 April 1967; Magdeburg, GDR), 2:11.1 (28 October 1967; Ciudad de México, MEX), 2:07.9 (8 November 1967; Leipzig, GDR), 2:07.5 (14 August 1968; Leipzig, GDR), 2:07.4 (12 July 1969; Santa Clara, USA), 2:06.4 (29 August 1969; Ost-Berlin, GDR), 2:06.1 (11 September 1970; Barcelona, ESP), 2:05.6 (3 September 1971; Leipzig, GDR), 2:02.8 (10 July 1972; Leipzig, GDR), 2:02.82 (2 September 1972; München, FRG), 2:01.87 (6 September 1973; Beograd, YUG); 100 m butterfly – 16 April 1971 - 31 August 1975: 56.1 (16 April 1971; Halle, GDR), 56.0 (14 July 1971; Ost-Berlin, GDR), 55.7 (3 September 1971; Leipzig, GDR); 200 m medley – 11 July 1970 - 12 September 1970: 2:12.8 (11 July 1970; Brandenburg, GDR); 4×100 m medley relay – 7 November 1967 - 25 August 1974: 3:56.5 (7 November 1967; Leipzig, GDR), 3:54.4 (8 September 1970; Barcelona, ESP), 3:53.8 (4 September 1971; Leipzig, GDR), 3:52.12 (4 September 1972; München, FRG) |
| Edith Mayne |
GBR |
SWM |
Olympics |
1928 |
1500 m freestyle – 15 September 1926 - 23 July 1931: 24:00.2 (15 September 1926; Exmouth, GBR) |
| Viktor Mazanov |
RUS
URS |
SWM |
Olympics |
1964—1972 |
100 m backstroke – 22 September 1963 - 16 August 1964 and 23 March 1966 - 23 April 1967: 1:01.5 (22 September 1963; München, FRG), 1:00.0 (23 March 1966; Moskva, URS); 200 m backstroke – 11 May 1965 - 23 April 1967: 2:12.4 (11 May 1965; Tashkent, URS), 2:11.8 (22 March 1966; Moskva, URS); 4×100 m freestyle relay – 22 March 1966 - 26 August 1966 and 17 October 1968 - 14 March 1975: 3:37.0 (22 March 1966; Moskva, URS), 3:34.2 (17 October 1968; Ciudad de México, MEX), 3:32.3 (10 September 1970; Barcelona, ESP), 3:29.72 (28 August 1972; München, FRG); 4×100 m medley relay – 17 May 1964 - 7 November 1967: 4:02.8 (17 May 1964; Ost-Berlin, GDR), 4:00.7 (23 March 1966; Moskva, URS) |
| Caitlin McClatchey |
GBR |
SWM |
Olympics |
2004—2012 |
4×200 m freestyle relay – 30 July 2009 - present: 7:49.04 (30 July 2009; Roma, ITA), 7:45.51 (31 July 2009; Roma, ITA) |
| Bobby McGregor |
GBR |
SWM |
Olympics |
1964—1968 |
100 m freestyle – 13 July 1963 - 18 July 1963 and 31 August 1963 - 13 September 1964: 54.4 (13 July 1963; Blackpool, GBR), 54.1 (31 August 1963; Blackpool, GBR), 54.0 (13 September 1963; Blackpool, GBR), 53.9 (22 August 1964; London, GBR) |
| Folkert Meeuw |
FRG |
SWM |
Olympics / Non-starter |
1968—1976 |
4×200 m freestyle relay – 12 September 1970 - 29 August 1972 and 21 August 1974 - 15 March 1975: 7:49.5 (12 September 1970; Barcelona, ESP), 7:39.70 (21 August 1974; Wien, AUT); 4×100 m medley relay – 25 August 1974 - 22 July 1976: 3:51.57 (25 August 1974; Wien, AUT) |
| Helge Meeuw |
GER |
SWM |
Olympics |
2004—2012 |
50 m backstroke – 25 June 2006 - 2 April 2008: 24.80 tied (25 June 2006; Berlin, GER); 100 m backstroke – 25 June 2006 - 11 August 2008 and 2 August 2009 - 10 August 2010: 53.46 (25 June 2006; Berlin, GER), 53.10 (19 April 2008; Berlin, GER), 52.27 (2 August 2009; Roma, ITA); 200 m backstroke – 22 June 2006 - 5 August 2006: 1:56.34 (22 June 2006; Berlin, GER); 4×100 m medley relay – 2 August 2009 - 28 July 2019: 3:29.48 (2 August 2009; Roma, ITA), 3:28.58 (2 August 2009; Roma, ITA) |
| Annika Mehlhorn |
GER |
SWM |
Olympics |
2004 |
200 m butterfly – 23 July 2001 - 4 August 2002: 2:06.97 (23 July 2001; Fukuoka, JPN); 4×100 m medley relay – 29 July 2001 - 4 August 2002 and 1 August 2009 - 24 August 2014: 4:03.06 (29 July 2001; Fukuoka, JPN), 3:55.79 (1 August 2009; Roma, ITA) |
| Rūta Meilutytė |
LTU |
SWM |
Olympics / YOG |
2012—2016 |
50 m breaststroke – 3 August 2009 - 22 May 2021 and 29 July 2023 - present: 29.48 (3 August 2009; Barcelona, ESP), 29.30 (tied) (29 July 2023; Fukuoka, JPN), 29.16 (30 July 2023; Fukuoka, JPN); 100 m breaststroke – 29 July 2012 - present: 1:05.21 (29 July 2012; London, GBR), 1:04.52 (29 July 2013; Barcelona, ESP), 1:04.35 (29 July 2013; Barcelona, ESP) |