| Athlete |
Nation(s) |
Sport(s) |
Role(s) |
Era |
Notes |
| Katie Meili |
 USA |
SWM |
Olympics |
2016 |
4×50 m medley relay – 12 December 2018 - 17 December 2022: 1:42.38 (12 December 2018; Hangzhou, CHN); 4×100 m medley relay – 11 December 2015 - 21 November 2020: 3:45.20 (11 December 2015; Indianapolis, USA) |
| Rūta Meilutytė |
 LTU |
SWM |
Olympics / YOG |
2012—2016 |
50 m breaststroke – 17 December 2022 - present: 28.37 (17 December 2022; Melbourne, AUS); 100 m breaststroke – 12 October 2013 - present: 1:02.36 (12 October 2013; Moskva, RUS) |
| William Meynard |
 FRA |
SWM |
Olympics |
2016 |
4×100 m freestyle relay – 20 December 2008 - 19 December 2009: 3:04.98 (20 December 2008; Istres, FRA) |
| Cody Miller |
USA |
SWM |
Olympics |
2016 |
4×50 m freestyle relay – 26 September 2013 - 15 December 2013: 1:36.81 (26 September 2013; Bloomington, USA), 4×50 m freestyle relay (mixed) – 26 September 2013 - 13 October 2013: 1:41.16 (26 September 2013; Bloomington, USA), 4×50 m medley relay (mixed) – 26 September 2013 - 28 September 2013: 1:49.87 (26 September 2013; Bloomington, USA) |
| Alice Mills |
 AUS |
SWM |
Olympics |
2004—2008 |
4×100 m freestyle relay – 2 September 2007 - 9 September 2007: 3:31.66 (2 September 2007; Melbourne, AUS) |
| Miloš Milošević |
 CRO |
SWM |
Olympics |
1996—2000 |
50 m butterfly – 12 December 1998 - 5 September 1999: 23.30 (12 December 1998; Sheffield, GBR) |
| Sumika Minamoto |
 JPN |
SWM |
Olympics |
1996—2000 |
4×100 m medley relay – 4 April 1999 - 17 March 2000: 3:57.62 (4 April 1999; Hongkong, HKG) |
| Alessandro Miressi |
 ITA |
SWM |
Olympics |
2020 |
4×100 m freestyle relay – 13 December 2022 - present: 3:02.75 (13 December 2022; Melbourne, AUS) |
| Ryan Mitchell |
AUS |
SWM |
Olympics |
1996—2000 |
4×100 m medley relay – 23 December 1996 - 17 April 1997: 3:30.91 (23 December 1996; Melbourne, AUS) |
| Kenrick Monk |
AUS |
SWM |
Olympics |
2008—2012 |
4×200 m freestyle relay – 31 August 2007 - 7 August 2009: 6:52.66 (31 August 2007; Melbourne, AUS) |
| Martina Moravcová |
 CZE
 TCH
 SVK |
SWM |
Olympics |
1992—2008 |
100 m butterfly – 26 January 2002 - 22 November 2002: 56.55 (26 January 2002; Berlin, GER) (competed for Slovakia); 100 m medley – 12 December 1998 - 16 January 1999 and 2 April 1999: 1:00.43 (12 December 1998; Sheffield, GBR) (competed for Slovakia), 1:00.35 (2 April 1999; Hongkong, CHN) (competed for Slovakia) |
| Vladimir Morozov |
 ROC
 RUS |
SWM |
Olympics |
2012—2020 |
100 m medley – 26 August 2016 - 16 November 2020: 50.60 (26 August 2016; Chartres, FRA), 50.30 (30 August 2016; Berlin, GER), 50.26 (28 September 2018; Eindhoven, NED), 50.26 tied (9 November 2018; Tokyo, JPN); 4×50 m freestyle relay – 15 December 2013 - 14 December 2018: 1:23.36 (15 December 2013; Herning, DEN), 1:22.60 (6 December 2014; Doha, QAT); 4×50 m medley relay – 17 December 2017 - 3 November 2021: 1:30.44 (17 December 2017; København, DEN), 4×50 m freestyle relay (mixed) – 14 December 2013 - 6 December 2014 and 5 December 2019 - present: 1:29.53 (14 December 2013; Herning, DEN), 1:36.22 (5 December 2019; Glasgow, GBR) |
| Ed Moses |
USA |
SWM |
Olympics |
2000 |
50 m breaststroke – 22 January 2002 - 26 January 2002: 26.28 (22 January 2002; Stockholm, SWE); 100 m breaststroke – 24 March 2000 - 9 November 2008: 58.05 (24 March 2000; Minneapolis, USA), 57.66 (24 March 2000; Minneapolis, USA), 57.47 (23 January 2002; Stockholm, SWE); 200 m breaststroke – 25 March 2000 - 10 August 2009: 2:06.40 (25 March 2000; Minneapolis, USA), 2:04.37 (18 January 2002; Paris, FRA), 2:03.28 (22 January 2002; Stockholm, SWE), 2:03.17 (26 January 2002; Berlin, GER), 2:02.92 (17 January 2004; Berlin, GER) |
| Camille Muffat |
FRA |
SWM |
Olympics |
2008—2012 |
400 m freestyle – 24 November 2012 - 11 August 2013: 3:54.85 (24 November 2012; Chartres, FRA); 800 m freestyle – 16 November 2012 - 10 August 2013: 8:01.06 (16 November 2012; Angers, FRA) |
| Ryan Murphy |
USA |
SWM |
Olympics |
2016—2020 |
4×100 m medley relay – 18 December 2022 - present: 3:18.98 tied (18 December 2022; Melbourne, AUS); 4×50 m medley relay (mixed) – 14 December 2022 - present: 1:35.15 (14 December 2022; Melbourne, AUS) |
| Mai Nakamura |
JPN |
SWM |
Olympics |
1996—2000 |
4×100 m medley relay – 4 April 1999 - 17 March 2000: 3:57.62 (4 April 1999; Hongkong, HKG) |
| Reiko Nakamura |
JPN |
SWM |
Olympics |
2004—2008 |
100 m backstroke – 4 March 2001 - 29 November 2001: 58.45 (4 March 2001; Sagamihara, JPN); 200 m backstroke – 23 February 2008 - 11 April 2008: 2:03.24 (23 February 2008; Tokyo, JPN) |
| Yuko Nakanishi |
JPN |
SWM |
Olympics |
2000—2008 |
200 m butterfly – 23 February 2008 - 11 November 2009: 2:03.12 (23 February 2008; Tokyo, JPN) |
| Rozaliya Nasretdinova |
RUS |
SWM |
Olympics / YOG |
2014—2016 |
4×50 m freestyle relay (mixed) – 13 October 2013 - 18 October 2013 and 14 December 2013 - 6 December 2014: 1:33.01 (13 October 2013; Moskva, RUS), 1:29.53 (14 December 2013; Herning, DEN) |
| Leah Neale |
AUS |
SWM |
Olympics |
2016—2020 |
4×200 m freestyle relay – 14 December 2022 - present: 7:30.87 (14 December 2022; Melbourne, AUS) |
| Ryk Neethling |
 RSA |
SWM |
Olympics |
1996—2008 |
100 m medley – 22 January 2005 - 12 April 2008: 52.11 (22 January 2005; Berlin, GER), 52.01 (26 January 2005; Moskva, RUS), 51.52 (11 February 2005; East Meadow, USA) |
| Nian Yun |
 CHN |
SWM |
Olympics |
1996 |
4×100 m freestyle relay – 19 April 1997 - 8 April 2006: 3:34.55 (19 April 1997; Göteborg, SWE); 4×200 m freestyle relay – 17 April 1997 - 1 April 1999: 7:51.92 (17 April 1997; Göteborg, SWE) |
| Mie Ø. Nielsen |
 DEN |
SWM |
Olympics |
2012—2016 |
4×50 m freestyle relay – 12 December 2013 - 7 December 2014: 1:37.04 (12 December 2013; Herning, DEN); 4×50 m medley relay – 15 December 2013 - 7 December 2016: 1:45.92 (15 December 2013; Herning, DEN), 1:44.81 (15 December 2013; Herning, DEN), 1:44.04 (5 December 2014; Doha, QAT) |
| Stefan Nystrand |
 SWE |
SWM |
Olympics |
2000—2012 |
50 m freestyle – 18 November 2007 - 11 April 2008: 20.93 (18 November 2007; Berlin, GER); 100 m freestyle – 17 November 2007 - 7 December 2008: 45.83 (17 November 2007; Berlin, GER); 4×100 m freestyle relay – 16 March 2000 - 9 April 2008: 3:09.57 (16 March 2000; Athina, GRE) |
| Johan Nyström |
SWE |
SWM |
Olympics |
2000 |
4×100 m freestyle relay – 16 March 2000 - 9 April 2008: 3:09.57 (16 March 2000; Athina, GRE) |
| Mollie O'Callaghan |
AUS |
SWM |
Olympics |
2020 |
4×100 m freestyle relay – 13 December 2022 - present: 3:25.43 (13 December 2022; Melbourne, AUS); 4×200 m freestyle relay – 14 December 2022 - present: 7:30.87 (14 December 2022; Melbourne, AUS); 4×50 m medley relay – 17 December 2022 - present: 1:42.35 (17 December 2022; Melbourne, AUS) |
| Susie O'Neill |
AUS |
SWM |
Olympics / Administrator |
1992—2005 |
200 m butterfly – 17 February 1999 - 18 January 2004: 2:05.37 (17 February 1999; Malmö, SWE), 2:04.43 (2 September 1999; Canberra, AUS), 2:04.16 (18 January 2000; Sydney, AUS) |
| Mattias Ohlin |
SWE |
SWM |
Olympics |
2000—2004 |
4×100 m freestyle relay – 16 March 2000 - 9 April 2008: 3:09.57 (16 March 2000; Athina, GRE) |
| Jon Olsen |
USA |
SWM |
Olympics |
1992—1996 |
4×100 m medley relay – 2 December 1993 - 23 December 1996: 3:32.57 (2 December 1993; Palma de Mallorca, ESP) |
| Marco Orsi |
ITA |
SWM |
Olympics |
2012—2016 |
4×50 m medley relay – 12 December 2013 - 4 December 2014 and 3 November 2021 - 17 December 2022: 1:32.83 (12 December 2013; Herning, DEN), 1:30.14 (3 November 2021; Kazan, RUS) |
| Jeanette Ottesen Gray |
DEN |
SWM |
Olympics |
2004—2020 |
4×50 m freestyle relay – 12 December 2013 - 7 December 2014: 1:37.04 (12 December 2013; Herning, DEN); 4×50 m medley relay – 15 December 2013 - 7 December 2016: 1:45.92 (15 December 2013; Herning, DEN), 1:44.81 (15 December 2013; Herning, DEN), 1:44.04 (5 December 2014; Doha, QAT) |
| Kirk Palmer |
AUS |
SWM |
Olympics |
2008 |
4×200 m freestyle relay – 31 August 2007 - 7 August 2009: 6:52.66 (31 August 2007; Melbourne, AUS) |
| Gregorio Paltrinieri |
ITA |
OWS/SWM |
Olympics |
2012—2020 |
1500 m freestyle – 4 December 2015 - 21 December 2021: 14:08.06 (4 December 2015; Netanya, ISR) |
| Denis Pankratov |
RUS
 EUN |
SWM |
Olympics |
1992—2000 |
50 m butterfly – 8 February 1997 - 12 December 1998: 23.35 (8 February 1997; Paris, FRA) (competed for Russia); 100 m butterfly – 4 February 1996 - 22 January 1998: 51.94 (4 February 1996; Paris, FRA) (competed for Russia), 51.93 (5 February 1997; Imperia, ITA) (competed for Russia), 51.78 (7 February 1997; Paris, FRA) (competed for Russia); 200 m butterfly – 2 February 1997 - 28 March 1998: 1:52.64 (2 February 1997; Gelsenkirchen, GER) (competed for Russia) |
| Todd Pearson |
AUS |
SWM |
Olympics |
2000—2004 |
4×200 m freestyle relay – 1 September 1999 - 17 March 2000: 7:01.60 (1 September 1999; Canberra, AUS) |
| Adam Peaty |
 GBR |
SWM |
Olympics |
2016—2020 |
100 m breaststroke – 15 November 2020 - 19 December 2020: 55.49 (15 November 2020; Budapest, HUN), 55.41 (22 November 2020; Budapest, HUN) |
| Rikke Møller Pedersen |
DEN |
SWM |
Olympics |
2012—2016 |
4×50 m medley relay – 15 December 2013 - 7 December 2016: 1:45.92 (15 December 2013; Herning, DEN), 1:44.81 (15 December 2013; Herning, DEN), 1:44.04 (5 December 2014; Doha, QAT) |
| Aaron Peirsol |
USA |
SWM |
Olympics |
2000—2008 |
200 m backstroke – 7 April 2002 - 8 December 2005: 1:51.17 (7 April 2002; Moskva, RUS), 1:50.52 (11 October 2004; Indianapolis, USA); 4×100 m medley relay – 7 April 2002 - 4 September 2002 and 25 March 2004 - 13 April 2008: 3:29.00 (7 April 2002; Moskva, RUS), 3:25.38 (25 March 2004; East Meadow, USA), 3:25.09 (11 October 2004; Indianapolis, USA) |
| Federica Pellegrini |
ITA |
SWM |
Olympics / Other / Administrator |
2004—2021 |
200 m freestyle – 14 December 2008 - 7 December 2014: 1:51.85 (14 December 2008; Rijeka, CRO), 1:51.17 (13 December 2009; İstanbul, TUR) |
| Thiago Pereira |
 BRA |
SWM |
Olympics |
2004—2016 |
200 m medley – 18 November 2007 - 13 December 2007: 1:53.14 (18 November 2007; Berlin, GER) |
| Giacomo Perez-Dortona |
FRA |
SWM |
Olympics |
2012 |
4×50 m medley relay (mixed) – 20 October 2013 - 5 November 2013: 1:39.54 (20 October 2013; Doha, QAT) |
| Kieren Perkins |
AUS |
SWM |
Olympics / Other |
1992—2000 |
800 m freestyle – 25 July 1993 - 3 August 2001: 7:34.90 (25 July 1993; Sydney, AUS); 1500 m freestyle – 2 February 1992 - 27 September 1998: 14:32.40 (2 February 1992; Canberra, AUS), 14:26.52 (14 July 1993; Auckland, NZL) |
| Michael Phelps |
USA |
SWM |
Olympics / Other |
2000—2016 |
4×100 m freestyle relay – 19 December 2009 - 11 December 2018: 3:03.30 (19 December 2009; Manchester, GBR); 4×100 m medley relay – 18 December 2009 - 20 December 2009: 3:20.71 (18 December 2009; Manchester, GBR) |
| Karen Pickering |
GBR |
SWM |
Olympics |
1992—2004 |
4×200 m freestyle relay – 16 March 2000 - 3 April 2002: 7:49.11 (16 March 2000; Athina, GRE), 7:47.14 (10 August 2001; Norwich, GBR) |
| Blake Pieroni |
USA |
SWM |
Olympics |
2016—2020 |
4×100 m freestyle relay – 11 December 2018 - 13 December 2022: 3:03.03 (11 December 2018; Hangzhou, CHN) |
| Annamay Pierse |
 CAN |
SWM |
Olympics |
2008 |
200 m breaststroke – 14 March 2009 - 15 November 2009: 2:17.50 (14 March 2009; Toronto, CAN), 2:16.83 (7 August 2009; Leeds, GBR); 4×100 m medley relay – 9 August 2009 - 18 December 2009: 3:49.45 (9 August 2009; Leeds, GBR) |
| Jim Piper |
AUS |
SWM |
Olympics |
2004 |
4×100 m medley relay – 4 September 2002 - 25 March 2004: 3:28.12 (4 September 2002; Melbourne, AUS) |
| Claudia Poll |
 CRC |
SWM |
Olympics |
1996—2004 |
200 m freestyle – 1 December 1995 - 7 April 2002: 1:55.42 (1 December 1995; Rio de Janeiro, BRA), 1:54.17 (18 April 1997; Göteborg, SWE); 400 m freestyle – 18 April 1997 - 26 January 2003: 4:00.03 (18 April 1997; Göteborg, SWE) |
| Tom Ponting |
CAN |
SWM |
Olympics |
1984—1992 |
4×100 m medley relay – 22 February 1992 - 2 December 1993: 3:34.86 (22 February 1992; Winnipeg, CAN) |
| Victoria Poon |
CAN |
SWM |
Olympics |
2008—2012 |
4×100 m medley relay – 9 August 2009 - 18 December 2009: 3:49.45 (9 August 2009; Leeds, GBR) |
| Aleksandr Popkov |
RUS |
SWM |
Olympics |
2016 |
4×50 m medley relay – 17 December 2017 - 3 November 2021: 1:30.44 (17 December 2017; København, DEN) |
| Aleksandr Popov |
RUS
EUN |
SWM |
Olympics / Other / Administrator |
1992—2016 |
50 m freestyle – 13 March 1994 - 13 December 1998: 21.50 (13 March 1994; Desenzano del Garda, ITA) (competed for Russia); 100 m freestyle – 1 January 1994 - 27 March 2004: 47.83 (1 January 1994; Hongkong, HKG) (competed for Russia), 47.82 (5 January 1994; Beijing, CHN) (competed for Russia), 47.12 (12 March 1994; Desenzano del Garda, ITA) (competed for Russia), 46.74 (19 March 1994; Gelsenkirchen, GER) (competed for Russia) |
| Veronika Popova-Andrusenko |
ROC
RUS |
SWM |
Olympics |
2012—2020 |
4×50 m freestyle relay (mixed) – 14 December 2013 - 6 December 2014: 1:29.53 (14 December 2013; Herning, DEN) |
| Sarah Price |
GBR |
SWM |
Olympics |
2000—2004 |
200 m backstroke – 5 August 2001 - 27 November 2001: 2:04.44 (5 August 2001; Perth, AUS) |
| Kirill Prigoda |
ROC
RUS |
SWM |
Olympics |
2016—2020 |
200 m breaststroke – 13 December 2018 - present: 2:00.16 (13 December 2018; Hangzhou, CHN); 4×50 m medley relay – 17 December 2017 - 3 November 2021: 1:30.44 (17 December 2017; København, DEN) |
| Qi Hui |
CHN |
SWM |
Olympics |
2000—2008 |
200 m breaststroke – 28 January 2001 - 29 November 2003: 2:19.25 (28 January 2001; Paris, FRA), 2:18.86 (2 December 2002; Shanghai, CHN) |
| George du Rand |
RSA |
SWM |
Olympics |
2008 |
200 m backstroke – 7 November 2009 - 15 November 2009: 1:47.08 (7 November 2009; Moskva, RUS) |
| Shayne Reese |
AUS |
SWM |
Olympics |
2004—2008 |
4×100 m freestyle relay – 2 September 2007 - 9 September 2007: 3:31.66 (2 September 2007; Melbourne, AUS) |
| Chris Renaud |
CAN |
SWM |
Olympics |
1996—2000 |
50 m backstroke – 28 February 1997 - 11 December 1998: 24.25 (28 February 1997; St. Catharines, CAN) |
| Sam Riley |
AUS |
SWM |
Olympics |
1992—1996 |
100 m breaststroke – 1 December 1995 - 4 September 1999: 1:05.70 (1 December 1995; Rio de Janeiro, BRA); 200 m breaststroke – 1 December 1995 - 2 April 1999: 2:20.85 (1 December 1995; Rio de Janeiro, BRA) |
| Matteo Rivolta |
ITA |
SWM |
Olympics |
2012—2016 |
4×50 m medley relay – 17 December 2022 - present: 1:29.72 (17 December 2022; Melbourne, AUS) |
| Markus Rogan |
 AUT |
SWM |
Olympics / Other |
2000—2012 |
200 m backstroke – 8 December 2005 - 9 April 2006 and 13 April 2008 - 7 November 2009: 1:50.43 (8 December 2005; Trieste, ITA), 1:47.84 (13 April 2008; Manchester, GBR) |
| Phil Rogers |
AUS |
SWM |
Olympics |
1992—2000 |
100 m breaststroke – 27 August 1993 - 17 February 1996: 59.07 (27 August 1993; Melbourne, AUS); 200 m breaststroke – 28 August 1993 - 28 March 1998: 2:07.80 (28 August 1993; Melbourne, AUS); 4×100 m medley relay – 17 April 1997 - 7 April 2002: 3:30.66 (17 April 1997; Göteborg, SWE), 3:29.88 (4 April 1999; Hongkong, HKG) |
| Jeff Rouse |
USA |
SWM |
Olympics |
1992—1996 |
50 m backstroke – 12 February 1995 - 28 February 1997: 24.37 (12 February 1995; Sheffield, GBR); 100 m backstroke – 12 April 1993 - 5 February 2000: 51.43 (12 April 1993; Sheffield, GBR) |
| Sharon van Rouwendaal |
 NED |
OWS/SWM |
Olympics |
2012—2020 |
4×200 m freestyle relay – 3 December 2014 - 14 December 2022: 7:32.85 (3 December 2014; Doha, QAT) |
| Nils Rudolph |
 GER |
SWM |
Olympics |
1992 |
50 m freestyle – 10 February 1990 - 21 March 1992: 21.76 (10 February 1990; Bonn, FRG) (competed for East Germany); 50 m butterfly – 29 March 1991 - 13 February 1993: 24.05 (29 March 1991; Sheffield, GBR) (competed for Germany) |
| Thomas Rupprath |
GER |
SWM |
Olympics |
2000—2008 |
50 m backstroke – 11 December 1998 - 18 November 1999 and 10 December 2004 - 26 October 2008: 24.13 (11 December 1998; Sheffield, GBR), 23.27 (10 December 2004; Wien, AUT); 100 m backstroke – 8 December 2002 - 26 March 2004: 50.58 (8 December 2002; Melbourne, AUS); 100 m butterfly – 14 December 2001 - 12 December 2003: 50.26 (14 December 2001; Antwerpen, BEL), 50.10 (27 January 2002; Berlin, GER); 200 m butterfly – 1 December 2001 - 8 December 2002: 1:51.21 (1 December 2001; Rostock, GER); 100 m medley – 25 January 2003 - 18 January 2005: 52.58 (25 January 2003; Berlin, GER) |
| Colin Russell |
CAN |
SWM |
Olympics |
2008—2012 |
4×200 m freestyle relay – 7 August 2009 - 16 December 2010: 6:51.05 (7 August 2009; Leeds, GBR) |
| Luca Sacchi |
ITA |
SWM |
Olympics |
1988—1996 |
400 m medley – 28 February 1992 - 9 February 1993: 4:08.77 (28 February 1992; Sheffield, GBR) |
| Emre Sakçı |
 TUR |
SWM |
Olympics |
2020 |
50 m breaststroke – 27 December 2021 - present: 24.95 (27 December 2021; Gaziantep, TUR) |
| Anna Santamans |
FRA |
SWM |
Olympics / YOG |
2010—2016 |
4×50 m freestyle relay (mixed) – 21 October 2013 - 10 November 2013: 1:31.14 (21 October 2013; Doha, QAT); 4×50 m medley relay (mixed) – 20 October 2013 - 5 November 2013: 1:39.54 (20 October 2013; Doha, QAT) |
| Nicholas Santos |
BRA |
SWM |
Olympics |
2008—2012 |
50 m butterfly – 6 October 2018 - present: 21.75 (6 October 2018; Budapest, HUN); 4×50 m medley relay – 4 December 2014 - 17 December 2017: 1:30.51 (4 December 2014; Doha, QAT) |
| Fernando Scheffer |
BRA |
SWM |
Olympics |
2020 |
4×200 m freestyle relay – 14 December 2018 - 16 December 2022: 6:46.81 (14 December 2018; Hangzhou, CHN) |
| Xuxa Scherer |
BRA |
SWM |
Olympics |
1996—2004 |
4×100 m freestyle relay – 7 July 1993 - 16 March 2000: 3:13.97 (7 July 1993; Santos, BRA), 3:12.11 (5 December 1993; Palma de Mallorca, ESP), 3:10.45 (20 December 1998; Rio de Janeiro, BRA) |
| Jess Schipper |
AUS |
SWM |
Olympics |
2004—2012 |
100 m butterfly – 12 August 2009 - 11 November 2009: 55.68 (12 August 2009; Hobart, AUS); 4×100 m medley relay – 9 October 2004 - 11 April 2008: 3:54.95 (9 October 2004; Indianapolis, USA), 3:51.84 (7 April 2006; Shanghai, CHN) |
| Mel Schlanger |
AUS |
SWM |
Olympics |
2008—2012 |
4×100 m freestyle relay – 2 September 2007 - 9 September 2007: 3:31.66 (2 September 2007; Melbourne, AUS) |
| Roland Schoeman |
RSA |
SWM |
Olympics / Other |
2000—2012 |
50 m freestyle – 23 March 2000, 12 August 2006 - 18 November 2007, 7 September 2008 - 11 December 2008, and 8 August 2009 - 5 December 2014: 21.31 tied (23 March 2000; Minneapolis, USA), 20.98 (12 August 2006; Hamburg, GER), 20.64 (7 September 2008; Germiston, RSA), 20.30 (8 August 2009; Pietermaritzburg, RSA); 100 m freestyle – 22 January 2005 - 17 November 2007: 46.25 tied (22 January 2005; Berlin, GER); 100 m medley – 18 January 2005 - 22 January 2005: 52.51 (18 January 2005; Stockholm, SWE) |
| Franck Schott |
FRA |
SWM |
Olympics |
1988—1996 |
50 m backstroke – 26 March 1994 - 12 February 1995: 24.60 (26 March 1994; Pargi, FRA) |
| Hinkelien Schreuder |
NED |
SWM |
Olympics |
2008—2012 |
100 m medley – 15 November 2009 - 8 August 2013: 57.74 (15 November 2009; Berlin, GER); 4×100 m freestyle relay – 8 April 2006 - 5 December 2014: 3:33.32 (8 April 2006; Shanghai, CHN), 3:30.85 (9 September 2007; Eindhoven, NED), 3:29.42 (12 April 2008; Manchester, GBR), 3:28.22 (19 December 2008; Amsterdam, NED) |
| Tripp Schwenk |
USA |
SWM |
Olympics |
1992—1996 |
4×100 m medley relay – 2 December 1993 - 23 December 1996: 3:32.57 (2 December 1993; Palma de Mallorca, ESP) |
| Emily Seebohm |
AUS |
SWM |
Olympics |
2008—2020 |
100 m medley – 10 August 2009 - 17 October 2009: 58.54 (10 August 2009; Hobart, AUS) |
| Daiya Seto |
JPN |
SWM |
Olympics |
2016—2020 |
200 m butterfly – 11 December 2018 - 22 October 2022: 1:48.24 (11 December 2018; Hangzhou, CHN); 400 m medley – 20 December 2019 - present: 3:54.81 (20 December 2019; Las Vegas, USA) |
| Shan Ying |
CHN |
SWM |
Olympics |
1996 |
4×100 m freestyle relay – 4 December 1993 - 8 April 2006: 3:35.97 (4 December 1993; Palma de Mallorca, ESP), 3:34.55 (19 April 1997; Göteborg, SWE); 4×200 m freestyle relay – 3 December 1993 - 1 April 1999: 7:52.45 (3 December 1993; Palma de Mallorca, ESP), 7:51.92 (17 April 1997; Göteborg, SWE) |
| Courtney Shealy |
USA |
SWM |
Olympics |
2000 |
4×100 m medley relay – 17 March 2000 - 5 April 2002: 3:57.46 (17 March 2000; Indianapolis, USA) |
| Shinri Shioura |
JPN |
SWM |
Olympics |
2016—2020 |
4×50 m freestyle relay (mixed) – 18 October 2013 - 21 October 2013: 1:32.52 (18 October 2013; Dubai, UAE) |
| Ilia Shymanovich |
 BLR |
SWM |
Olympics |
2020 |
50 m breaststroke – 7 November 2021 - 27 December 2021: 25.25 tied (7 November 2021; Kazan, RUS); 100 m breaststroke – 19 December 2020 - present: 55.34 (19 December 2020; Brest, BLR), 55.32 (19 November 2021; Eindhoven, NED), 55.28 (26 November 2021; Eindhoven, NED) |
| Jani Sievinen |
 FIN |
SWM |
Olympics |
1992—2004 |
100 m medley – 21 November 1992 - 18 March 2000: 53.78 (21 November 1992; Espoo, FIN), 53.78 tied (24 January 1996; Sheffield, GBR), 53.10 (30 January 1996; Malmö, SWE); 200 m medley – 17 January 1992 - 25 March 2004: 1:57.19 (17 January 1992; Kuopio, FIN), 1:56.84 (22 January 1993; Helsinki, FIN), 1:56.62 (7 February 1993; Paris, FRA), 1:55.59 (10 February 1993; Malmö, SWE), 1:54.65 (21 April 1994; Kuopio, FIN); 400 m medley – 9 February 1993 - 1 February 1997: 4:07.10 (9 February 1993; Malmö, SWE), 4:06.03 (20 January 1996; Lappeenranta, FIN) |
| Anna Simcic |
 NZL |
SWM |
Olympics |
1992—1996 |
200 m backstroke – 1 February 1992 - 5 December 1993: 2:07.11 (1 February 1992; Paris, FRA) |
| Johanna Sjöberg |
SWE |
SWM |
Olympics |
1996—2004 |
4×200 m freestyle relay – 1 April 1999 - 16 March 2000: 7:51.70 (1 April 1999; Hongkong, HKG); 4×100 m medley relay – 5 April 2002 - 9 October 2004: 3:55.78 (5 April 2002; Moskva, RUS) |
| Sarah Sjöström |
SWE |
SWM |
Olympics |
2008—2020 |
50 m freestyle – 2 August 2017 - 7 August 2017: 23.10 (2 August 2017; Moskva, RUS); 100 m freestyle – 3 August 2017 - 26 October 2017: 50.77 (3 August 2017; Moskva, RUS), 50.58 (11 August 2017; Eindhoven, NED); 200 m freestyle – 7 December 2014 - 16 December 2021: 1:50.78 (7 December 2014; Doha, QAT), 1:50.43 (12 August 2017; Eindhoven, NED); 100 m butterfly – 7 December 2014 - 3 December 2021: 54.61 (7 December 2014; Doha, QAT); 4×50 m freestyle relay – 12 December 2013 - 12 December 2013: 1:37.21 (12 December 2013; Herning, DEN); 4×50 m medley relay – 17 December 2021 - 17 December 2022: 1:42.38 tied (17 December 2021; Abu Dhabi, UAE) |
| Nikolay Skvortsov |
RUS |
SWM |
Olympics |
2004—2012 |
200 m butterfly – 13 December 2008 - 10 November 2009: 1:50.60 (13 December 2008; Rijeka, CRO), 1:50.53 (15 February 2009; Saint Petersburg, RUS) |
| Roman Sludnov |
RUS |
SWM |
Olympics |
2000—2012 |
100 m breaststroke – 17 March 2000 - 24 March 2000: 58.51 (17 March 2000; Athina, GRE); 200 m breaststroke – 19 March 2000 - 25 March 2000: 2:07.59 (19 March 2000; Athina, GRE) |
| Julia Smit |
USA |
SWM |
Olympics |
2008 |
200 m medley – 19 December 2009 - 7 August 2013: 2:04.60 (19 December 2009; Manchester, GBR); 400 m medley – 28 November 2008 - 14 December 2008 and 18 December 2009 - 11 August 2013: 4:25.87 (28 November 2008; Toronto, CAN), 4:21.04 (18 December 2009; Manchester, GBR) |
| Kieran Smith |
USA |
SWM |
Olympics |
2020 |
4×200 m freestyle relay – 16 December 2022 - present: 6:44.12 (16 December 2022; Melbourne, AUS); 4×100 m medley relay – 18 December 2022 - present: 3:18.98 tied (18 December 2022; Melbourne, AUS) |
| Olivia Smoliga |
USA |
SWM |
Olympics |
2016—2020 |
4×50 m medley relay – 12 December 2018 - 17 December 2022: 1:42.38 (12 December 2018; Hangzhou, CHN); 4×100 m medley relay – 21 November 2020 - 18 December 2022: 3:44.52 (21 November 2020; Budapest, HUN); 4×50 m medley relay (mixed) – 13 December 2018 - 5 December 2019: 1:36.40 (13 December 2018; Hangzhou, CHN) |
| Michael Söderlund |
SWE |
SWM |
Olympics |
1980—1988 |
4×100 m freestyle relay – 19 March 1989 - 7 July 1993: 3:14.00 (19 March 1989; Malmö, SWE) |
| Rebecca Soni |
USA |
SWM |
Olympics |
2008—2012 |
100 m breaststroke – 19 December 2009 - 12 October 2013: 1:02.70 (19 December 2009; Manchester, GBR); 200 m breaststroke – 18 December 2009 - present: 2:14.57 (18 December 2009; Manchester, GBR); 4×100 m medley relay – 16 December 2011 - 11 December 2015: 3:45.56 (16 December 2011; Atlanta, USA) |
| José Carlos Souza |
BRA |
SWM |
Olympics |
1992 |
4×100 m freestyle relay – 7 July 1993 - 20 December 1998: 3:13.97 (7 July 1993; Santos, BRA), 3:12.11 (5 December 1993; Palma de Mallorca, ESP) |
| Christian Sprenger |
AUS |
SWM |
Olympics |
2008—2012 |
200 m breaststroke – 10 August 2009 - 13 December 2009: 2:01.98 (10 August 2009; Hobart, AUS); 4×50 m medley relay (mixed) – 5 November 2013 - 21 December 2013: 1:39.08 (5 November 2013; Singapore, SGP), 1:38.02 (5 November 2013; Singapore, SGP), 1:37.84 (9 November 2013; Tokyo, JPN) |
| Kyle Stolk |
NED |
SWM |
Olympics / YOG |
2014—2016 |
4×50 m freestyle relay (mixed) – 16 December 2017 - 12 December 2018: 1:28.39 (16 December 2017; København, DEN) |
| Clementine Stoney |
AUS |
SWM |
Olympics |
2000 |
200 m backstroke – 4 August 2001 - 5 August 2001: 2:05.83 (4 August 2001; Perth, AUS) |
| Astrid Strauß |
 GDR |
SWM |
Olympics |
1988 |
400 m freestyle – 8 February 1987 - 18 April 1997: 4:02.05 (8 February 1987; Bonn, FRG) |
| Jérémy Stravius |
FRA |
SWM |
Olympics |
2012—2016 |
4×50 m freestyle relay (mixed) – 21 October 2013 - 10 November 2013: 1:31.14 (21 October 2013; Doha, QAT); 4×50 m medley relay (mixed) – 20 October 2013 - 5 November 2013: 1:39.54 (20 October 2013; Doha, QAT) |
| Aleksandr Sukhorukov |
RUS |
SWM |
Olympics |
2008—2016 |
4×200 m freestyle relay – 16 December 2010 - 14 December 2018: 6:49.04 (16 December 2010; Dubai, UAE); 4×100 m medley relay – 13 April 2008 - 9 August 2009: 3:24.29 (13 April 2008; Manchester, GBR) |
| Arina Surkova |
ROC |
SWM |
Olympics |
2020 |
4×50 m medley relay (mixed) – 5 December 2019 - 7 November 2021: 1:36.22 (5 December 2019; Glasgow, GBR) |
| Daichi Suzuki |
JPN |
SWM |
Olympics |
1984—1988 |
50 m backstroke – 10 February 1990 - 26 March 1994: 24.66 (10 February 1990; Bonn, FRG) |
| Malin Svahnström |
SWE |
SWM |
Olympics |
2000—2004 |
4×200 m freestyle relay – 1 April 1999 - 16 March 2000: 7:51.70 (1 April 1999; Hongkong, HKG) |
| Szebasztián Szabó |
 HUN |
SWM |
Olympics |
2020 |
50 m butterfly – 6 November 2021 - present: 21.75 tied (6 November 2021; Kazan, RUS) |
| Masami Tanaka |
JPN |
SWM |
Olympics |
1996—2004 |
200 m breaststroke – 2 April 1999 - 28 January 2001: 2:20.22 (2 April 1999; Hongkong, HKG); 4×100 m medley relay – 4 April 1999 - 17 March 2000: 3:57.62 (4 April 1999; Hongkong, HKG) |
| Tang Jingzhi |
CHN |
SWM |
Olympics |
2008 |
4×200 m freestyle relay – 3 April 2002 - 9 April 2008: 7:46.30 (3 April 2002; Moskva, RUS) |
| Tang Yi |
CHN |
SWM |
Olympics / YOG |
2008—2016 |
4×200 m freestyle relay – 15 December 2010 - 3 December 2014: 7:35.94 (15 December 2010; Dubai, UAE) |
| Jake Tapp |
CAN |
SWM |
Olympics |
2008 |
4×100 m medley relay – 9 August 2009 - 18 December 2009: 3:23.33 (9 August 2009; Leeds, GBR) |
| Matthew Temple |
AUS |
SWM |
Olympics |
2020 |
4×100 m medley relay – 18 December 2022 - present: 3:18.98 tied (18 December 2022; Melbourne, AUS) |
| Mark Tewksbury |
CAN |
SWM |
Olympics |
1988—1992 |
100 m backstroke – 16 March 1991 - 12 April 1993: 52.71 (16 March 1991; Bonn, GER), 52.58 (29 March 1991; Sheffield, GBR), 52.52 (20 February 1992; Winnipeg, CAN), 52.50 (22 February 1992; Winnipeg, CAN); 4×100 m medley relay – 22 February 1992 - 2 December 1993: 3:34.86 (22 February 1992; Winnipeg, CAN) |
| Nick Thoman |
USA |
SWM |
Olympics |
2012 |
100 m backstroke – 18 December 2009 - 12 December 2015: 48.94 (18 December 2009; Manchester, GBR); 4×100 m medley relay – 18 December 2009 - 20 December 2009: 3:20.71 (18 December 2009; Manchester, GBR) |
| Jenny Thompson |
USA |
SWM |
Olympics |
1992—2004 |
50 m butterfly – 29 November 1997 - 10 December 1999: 26.48 (29 November 1997; Toronto, CAN), 26.05 (2 December 1998; College Station, USA), 26.00 (18 November 1999; College Park, USA); 100 m butterfly – 19 April 1997 - 26 January 2002: 57.79 (19 April 1997; Göteborg, SWE), 56.90 (1 December 1998; College Station, USA), 56.80 (12 February 2000; Paris, FRA), 56.56 (18 March 2000; Athina, GRE); 100 m medley – 16 January 1999 - 23 November 2002: 1:00.41 (16 January 1999; Sydney, AUS), 59.30 (2 April 1999; Hongkong, CHN) |
| Ian Thorpe |
AUS |
SWM |
Olympics / Other |
2000—2004 |
200 m freestyle – 1 April 1999 - 16 November 2008: 1:43.28 (1 April 1999; Hongkong, HKG), 1:42.54 (17 January 2000; Sydney, AUS), 1:41.10 (6 February 2000; Berlin, GER); 400 m freestyle – 25 September 1998 - 2 April 1999: 3:39.82 (25 September 1998; Perth, AUS); 4×200 m freestyle relay – 7 August 2001 - 31 August 2007: 6:56.41 (7 August 2001; Perth, AUS) |
| Pieter Timmers |
 BEL |
SWM |
Olympics |
2012—2016 |
4×50 m freestyle relay – 15 December 2013 - 15 December 2013: 1:25.52 (15 December 2013; Herning, DEN) |
| Ariarne Titmus |
AUS |
SWM |
Olympics |
2020 |
400 m freestyle – 14 December 2018 - 27 October 2022: 3:53.92 (14 December 2018; Hangzhou, CHN) |
| Kira Toussaint |
NED |
SWM |
Olympics |
2016—2020 |
50 m backstroke – 14 November 2020 - 20 December 2021: 25.60 (14 November 2020; Budapest, HUN), 25.60 tied (18 December 2020; Amsterdam, NED); 4×50 m medley relay (mixed) – 7 November 2021 - 14 December 2022: 1:36.18 (7 November 2021; Kazan, RUS) |
| Darian Townsend |
RSA |
SWM |
Olympics |
2004—2012 |
200 m medley – 15 November 2009 - 17 December 2010: 1:51.55 (15 November 2009; Berlin, GER) |
| Scott Tucker |
USA |
SWM |
Olympics |
1996—2000 |
4×200 m freestyle relay – 17 March 2000 - 7 August 2001: 7:01.33 (17 March 2000; Athina, GRE) |
| Amy Van Dyken |
USA |
SWM |
Olympics |
1996—2000 |
50 m butterfly – 1 February 1995 - 12 February 1995: 26.73 (1 February 1995; Espoo, FIN); 100 m butterfly – 1995 - 2 December 1995: 58.73 ( 1995; Gelsenkirchen, GER) |
| Steven Vandermeulen |
CAN |
SWM |
Olympics |
1988 |
4×100 m medley relay – 22 February 1992 - 2 December 1993: 3:34.86 (22 February 1992; Winnipeg, CAN) |
| Marleen Veldhuis |
NED |
SWM |
Olympics |
2004—2012 |
50 m freestyle – 17 November 2007 - 7 August 2013: 23.58 (17 November 2007; Berlin, GER), 23.25 (13 April 2008; Manchester, GBR); 4×100 m freestyle relay – 8 April 2006 - 2 September 2007 and 9 September 2007 - 5 December 2014: 3:33.32 (8 April 2006; Shanghai, CHN), 3:30.85 (9 September 2007; Eindhoven, NED), 3:29.42 (12 April 2008; Manchester, GBR), 3:28.22 (19 December 2008; Amsterdam, NED); 4×200 m freestyle relay – 9 April 2008 - 15 December 2010: 7:38.90 (9 April 2008; Manchester, GBR) |
| Esmee Vermeulen |
NED |
SWM |
Olympics |
2016 |
4×50 m freestyle relay – 7 December 2014 - 7 December 2014: 1:35.74 (7 December 2014; Doha, QAT) |
| Evelyn Verrasztó |
HUN |
SWM |
Olympics |
2004—2020 |
200 m medley – 6 November 2009 - 19 December 2009: 2:06.01 (6 November 2009; Moskva, RUS), 2:04.64 (10 December 2009; İstanbul, TUR) |
| Sandra Völker |
GER |
SWM |
Olympics |
1992—2004 |
50 m backstroke – 16 February 1993 - 13 March 1994 and 13 December 1998 - 18 March 2000: 27.27 (16 February 1993; Sheffield, GBR), 27.27 (13 December 1998; Sheffield, GBR) |
| Dmitry Volkov |
RUS
 URS
EUN |
SWM |
Olympics |
1988—1992 |
100 m breaststroke – 10 February 1990 - 27 August 1993: 59.30 (10 February 1990; Bonn, FRG) (competed for the Soviet Union) |
| Dana Vollmer |
USA |
SWM |
Olympics |
2004—2016 |
4×100 m medley relay – 18 December 2009 - 11 December 2015: 3:47.97 (18 December 2009; Manchester, GBR), 3:45.56 (16 December 2011; Atlanta, USA) |
| Arkady Vyatchanin |
RUS |
SWM |
Olympics |
2004—2012 |
100 m backstroke – 12 December 2009 - 18 December 2009: 49.17 (12 December 2009; İstanbul, TUR), 48.97 (13 December 2009; İstanbul, TUR); 200 m backstroke – 15 November 2009 - 27 November 2015: 1:46.11 (15 November 2009; Berlin, GER) |
| Maaike de Waard |
NED |
SWM |
Olympics / YOG |
2014—2020 |
4×50 m freestyle relay – 12 December 2020 - present: 1:32.50 (12 December 2020; Eindhoven, NED); 4×50 m medley relay (mixed) – 7 November 2021 - 14 December 2022: 1:36.18 (7 November 2021; Kazan, RUS) |
| Allison Wagner |
USA |
SWM |
Olympics |
1996 |
200 m medley – 5 December 1993 - 12 April 2008: 2:07.79 (5 December 1993; Palma de Mallorca, ESP) |
| Neil Walker |
USA |
SWM |
Olympics |
2000—2004 |
50 m backstroke – 18 November 1999 - 14 January 2000 and 13 March 2000 - 2 September 2002: 24.12 (18 November 1999; College Park, USA), 24.04 (13 March 2000; Athina, GRE), 23.42 (13 March 2000; Athina, GRE); 100 m backstroke – 19 March 2000 - 8 December 2002: 50.75 (19 March 2000; Athina, GRE); 100 m medley – 18 March 2000 - 15 December 2001: 52.79 (18 March 2000; Athina, GRE); 4×200 m freestyle relay – 17 March 2000 - 7 August 2001: 7:01.33 (17 March 2000; Athina, GRE) |
| Wang Jianjiahe |
CHN |
SWM |
Olympics |
2020 |
400 m freestyle – 4 October 2018 - 14 December 2018: 3:53.97 (4 October 2018; Budapest, HUN) |
| Wang Luna |
CHN |
SWM |
Olympics |
1996—2000 |
4×200 m freestyle relay – 17 April 1997 - 1 April 1999: 7:51.92 (17 April 1997; Göteborg, SWE) |
| Mark Warnecke |
GER
 FRG |
SWM |
Olympics |
1988—2000 |
50 m breaststroke – 18 February 1995 - 11 December 1998 and 21 January 1998 - 22 January 2002: 27.00 (18 February 1995; Gelsenkirchen, GER) (competed for Germany), 26.97 (8 February 1997; Paris, FRA) (competed for Germany), 26.97 tied (21 January 1998; Sydney, AUS) (competed for Germany), 26.97 tied (28 November 1998; Paris, FRA) (competed for Germany), 26.70 (11 December 1998; Sheffield, GBR) (competed for Germany) |
| Kanako Watanabe |
JPN |
SWM |
Olympics |
2012—2020 |
4×50 m freestyle relay (mixed) – 18 October 2013 - 21 October 2013: 1:32.52 (18 October 2013; Dubai, UAE) |
| Garrett Weber-Gale |
USA |
SWM |
Olympics |
2008 |
4×100 m freestyle relay – 19 December 2009 - 11 December 2018: 3:03.30 (19 December 2009; Manchester, GBR); 4×100 m medley relay – 25 March 2004 - 11 October 2004: 3:25.38 (25 March 2004; East Meadow, USA) |
| Amanda Weir |
USA |
SWM |
Olympics |
2004—2016 |
4×100 m medley relay – 18 December 2009 - 16 December 2011: 3:47.97 (18 December 2009; Manchester, GBR) |
| Abbey Weitzeil |
USA |
SWM |
Olympics |
2016—2020 |
4×50 m freestyle relay mixed – 6 December 2014 - 16 December 2017: 1:28.57 (6 December 2014; Doha, QAT) |
| Florian Wellbrock |
GER |
OWS/SWM |
Olympics |
2016—2020 |
1500 m freestyle – 21 December 2021 - present: 14:06.88 (21 December 2021; Abu Dhabi, UAE) |
| Matt Welsh |
AUS |
SWM |
Olympics |
2000—2004 |
50 m backstroke – 2 September 1999 - 18 November 1999, 14 January 2000 - 13 March 2000, and 2 September 2002 - 10 December 2004: 24.13 tied (2 September 1999; Canberra, AUS), 24.11 (14 January 2000; Hobart, AUS), 23.31 (2 September 2002; Melbourne, AUS); 200 m backstroke – 13 October 2000 - 21 January 2001: 1:51.62 (13 October 2000; Melbourne, AUS); 4×100 m medley relay – 4 April 1999 - 7 April 2002 and 4 September 2002 - 25 March 2004: 3:29.88 (4 April 1999; Hongkong, HKG), 3:28.12 (4 September 2002; Melbourne, AUS) |
| Tom Werner |
SWE |
SWM |
Olympics |
1984—1992 |
4×100 m freestyle relay – 19 March 1989 - 7 July 1993: 3:14.00 (19 March 1989; Malmö, SWE) |
| Aschwin Wildeboer |
 ESP |
SWM |
Olympics |
2004—2012 |
100 m backstroke – 21 December 2008 - 12 December 2009: 49.20 (21 December 2008; Madrid, ESP) |
| Madi Wilson |
AUS |
SWM |
Olympics / YOG |
2010—2020 |
4×100 m freestyle relay – 13 December 2022 - present: 3:25.43 (13 December 2022; Melbourne, AUS); 4×200 m freestyle relay – 14 December 2022 - present: 7:30.87 (14 December 2022; Melbourne, AUS); 4×50 m medley relay – 17 December 2022 - present: 1:42.35 (17 December 2022; Melbourne, AUS) |
| Kelsi Worrell |
USA |
SWM |
Olympics |
2016 |
100 m butterfly – 3 December 2021 - 18 December 2022: 54.59 (3 December 2021; Eindhoven, NED); 4×50 m medley relay – 7 December 2016 - 17 December 2022: 1:43.27 (7 December 2016; Windsor, CAN), 1:42.38 (12 December 2018; Hangzhou, CHN); 4×100 m medley relay – 11 December 2015 - 18 December 2022: 3:45.20 (11 December 2015; Indianapolis, USA), 3:44.52 (21 November 2020; Budapest, HUN) (competed as Kelsi Dahlia); 4×50 m freestyle relay (mixed) – 12 December 2018 - 16 December 2022: 1:27.89 (12 December 2018; Hangzhou, CHN), 4×50 m medley relay (mixed) – 13 December 2018 - 5 December 2019: 1:36.40 (13 December 2018; Hangzhou, CHN) |
| Marcel Wouda |
NED |
SWM |
Olympics |
1992—2000 |
400 m medley – 1 February 1997 - 24 September 1998: 4:05.59 (1 February 1997; Gelsenkirchen, GER), 4:05.41 (8 February 1997; Paris, FRA) |
| Xu Jiayu |
CHN |
SWM |
Olympics |
2012—2020 |
100 m backstroke – 11 November 2018 - 21 November 2020: 48.88 (11 November 2018; Tokyo, JPN) |
| Xu Yanwei |
CHN |
SWM |
Olympics |
2004—2008 |
4×200 m freestyle relay – 3 April 2002 - 9 April 2008: 7:46.30 (3 April 2002; Moskva, RUS) |
| Sachiko Yamada |
JPN |
SWM |
Olympics |
2000—2004 |
800 m freestyle – 4 February 2002 - 9 December 2005: 8:14.35 (4 February 2002; Tokyo, JPN), 8:13.35 (24 January 2004; Nishinomiya, JPN) |
| Yang Yu |
CHN |
SWM |
Olympics |
2000—2008 |
200 m butterfly – 18 January 2004 - 13 December 2007: 2:04.04 (18 January 2004; Berlin, GER); 4×200 m freestyle relay – 3 April 2002 - 9 April 2008: 7:46.30 (3 April 2002; Moskva, RUS) |
| Lorenzo Zazzeri |
ITA |
SWM |
Olympics |
2020 |
4×50 m medley relay – 3 November 2021 - 17 December 2022: 1:30.14 (3 November 2021; Kazan, RUS) |
| Zhao Jing |
CHN |
SWM |
Olympics |
2008—2012 |
50 m backstroke – 10 November 2009 - 12 December 2009: 26.08 (10 November 2009; Stockholm, SWE), 25.82 (10 November 2009; Stockholm, SWE); 100 m medley – 11 November 2009 - 15 November 2009: 58.40 (11 November 2009; Stockholm, SWE) |
| Zhu Qianwei |
CHN |
SWM |
Olympics |
2008—2012 |
4×200 m freestyle relay – 15 December 2010 - 3 December 2014: 7:35.94 (15 December 2010; Dubai, UAE) |
| Zhu Yingwen |
CHN |
SWM |
Olympics |
2004—2008 |
4×200 m freestyle relay – 3 April 2002 - 9 April 2008: 7:46.30 (3 April 2002; Moskva, RUS) |
| Kate Ziegler |
USA |
SWM |
Olympics |
2008—2012 |
800 m freestyle – 12 October 2007 - 12 December 2008: 8:09.68 (12 October 2007; Essen, GER), 8:08.00 (14 October 2007; Essen, GER); 1500 m freestyle – 12 October 2007 - 29 November 2009: 15:32.90 (12 October 2007; Essen, GER) |