# World record progression 50 metres backstroke

This is a listing of the history of the world record for the 50 metres backstroke swimming event. Swimming world records are maintained by World Aquatics, the international sports federation which oversees the sport. World records are recognized only in long course (50m) and short course (25m). Like the 50 m breaststroke, 50 m butterfly, and the 50 m backstroke, world record status and monitoring for this event first began in the 1990s.

## Men
### Long course

| # | Time | | Name | Nationality | Date | Meet | Location |
| WBT | 25.13 | | Jeff Rouse | United States | 15 Apr 1993 | Robert Burns Invitational | Edinburgh, United Kingdom |
| 1 | 24.99 | tt | Lenny Krayzelburg | United States | 28 Aug 1999 | Pan Pacific Championships | Sydney, Australia |
| 2 | 24.80 | | Thomas Rupprath | Germany | 27 Jul 2003 | World Championships | Barcelona, Spain |
| 3 | 24.47 | h, † | Liam Tancock | Great Britain | 2 Apr 2008 | British Championships | Sheffield, United Kingdom |
| 4 | 24.33 | | Randall Bal | United States | 5 Dec 2008 | Dutch Swimming Cup | Eindhoven, Netherlands |
| 5 | 24.08 | sf | Liam Tancock | Great Britain | 1 Aug 2009 | World Championships | Rome, Italy |
| 6 | 24.04 | | Liam Tancock | Great Britain | 2 Aug 2009 | World Championships | Rome, Italy |
| 7 | 24.00 | | Kliment Kolesnikov | Russia | 4 Aug 2018 | European Championships | Glasgow, United Kingdom |
| 8 | 23.93 | sf | Kliment Kolesnikov | Russia | 17 May 2021 | European Championships | Budapest, Hungary |
| 9 | 23.80 | | Kliment Kolesnikov | Russia | 18 May 2021 | European Championships | Budapest, Hungary |
| 10 | 23.71 | | Hunter Armstrong | United States | 28 April 2022 | USA International Team Trials | Greensboro, United States |
| 11 | 23.55 | | Kliment Kolesnikov | Russia | 27 July 2023 | Russian National Swimming Cup Final | Kazan, Russia |

### Short course

| # | Time | | Name | Nationality | Date | Meet | Location |
| 1 | 25.10 | | Daichi Suzuki | Japan | 10 Feb 1990 | World Cup | Bonn, West Germany |
| # | 24.66 | | Alexander Popov | Russia | 13 March 1994 | World Cup | Desenzano, Italy |
| 2 | 24.60 | | Franck Schott | France | 26 March 1994 | World Cup | Paris, France |
| 3 | 24.37 | h | Jeff Rouse | United States | 12 Feb 1995 | World Cup | Sheffield, United Kingdom |
| 4 | 24.25 | | Chris Renaud | Canada | 28 Feb 1997 | CIAU Championships | St. Catharines, Canada |
| 5 | 24.13 | | Thomas Rupprath | Germany | 11 December 1998 | European 25m Championships | Sheffield, United Kingdom |
| 5 | 24.13 | = | Matt Welsh | Australia | 2 September 1999 | Australia 25m Nationals | Canberra, Australia |
| 6 | 24.12 | | Neil Walker | United States | 18 November 1999 | World Cup | College Park, United States |
| 7 | 24.11 | | Matt Welsh | Australia | 14 January 2000 | World Cup | Hobart, Australia |
| 8 | 24.04 | h | Neil Walker | United States | 13 March 2000 | World Championships | Athens, Greece |
| 9 | 23.42 | sf | Neil Walker | United States | 13 March 2000 | World Championships | Athens, Greece |
| 10 | 23.31 | | Matt Welsh | Australia | 2 Sep 2002 | Australia 25m Nationals | Melbourne, Australia |
| 11 | 23.27 | | Thomas Rupprath | Germany | 10 Dec 2004 | European 25m Championships | Vienna, Austria |
| 12 | 23.24 | | Robert Hurley | Australia | 26 Oct 2008 | World Cup | Sydney, Australia |
| 13 | 23.05 | | Peter Marshall | United States | 12 Nov 2008 | World Cup | Stockholm, Sweden |
| 14 | 22.87 | | Randall Bal | United States | 15 Nov 2008 | World Cup | Berlin, Germany |
| 15 | 22.75 | | Peter Marshall | United States | 17 October 2009 | World Cup | Durban, South Africa |
| 16 | 22.73 | | Peter Marshall | United States | 11 Nov 2009 | World Cup | Stockholm, Sweden |
| 17 | 22.61 | | Peter Marshall | United States | 22 Nov 2009 | World Cup | Singapore |
| 18 | 22.22 | | Florent Manaudou | France | 6 December 2014 | World Championships | Doha, Qatar |
| 19 | 22.11 | | Kliment Kolesnikov | Russia | 23 November 2022 | Solidarity Games | Kazan, Russia |

## Women
### Long course

| # | Time | | Name | Nationality | Date | Meet | Location |
| 1 | 29.00 | | Sandra Völker | Germany | 24 May 1997 | Mare Nostrum | Monte Carlo, Monaco |
| 2 | 28.78 | sf | Sandra Völker | Germany | 12 Jun 1999 | Mare Nostrum | Monte Carlo, Monaco |
| 3 | 28.71 | | Sandra Völker | Germany | 1 Aug 1999 | European Championships | Istanbul, Turkey |
| 4 | 28.69 | | Nina Zhivanevskaya | Spain | 8 Apr 2000 | Spain Spring Nationals | Madrid, Spain |
| 5 | 28.67 | | Mai Nakamura | Japan | 25 Apr 2000 | Japan Championships | Tokyo, Japan |
| 6 | 28.25 | h | Sandra Völker | Germany | 17 Jun 2000 | Germany Championships | Berlin, Germany |
| 7 | 28.19 | | Janine Pietsch | Germany | 25 May 2005 | Germany Championships | Berlin, Germany |
| 8 | 28.16 | sf | Leila Vaziri | United States | 28 Mar 2007 | World Championships | Melbourne, Australia |
| 8 | 28.16 | = | Leila Vaziri | United States | 29 Mar 2007 | World Championships | Melbourne, Australia |
| 9 | 28.09 | | Li Yang | China | 19 Oct 2007 | World Military Games | Hyderabad, India |
| 10 | 28.00 | r | Hayley McGregory | United States | 7 Mar 2008 | Texas Senior Circuit Championships | Austin, United States |
| 11 | 27.95 | sf | Emily Seebohm | Australia | 22 Mar 2008 | Australia Championships | Sydney, Australia |
| 12 | 27.67 | | Sophie Edington | Australia | 23 Mar 2008 | Australia Championships | Sydney, Australia |
| 12 | 27.67 | = | Zhao Jing | China | 9 Apr 2009 | China Championships | Shaoxing, China |
| 13 | 27.61 | | Daniela Samulski | Germany | 26 Jun 2009 | Germany Championships | Berlin, Germany |
| 14 | 27.39 | sf | Daniela Samulski | Germany | 29 Jul 2009 | World Championships | Rome, Italy |
| 15 | 27.38 | sf | Anastasia Zuyeva | Russia | 29 Jul 2009 | World Championships | Rome, Italy |
| 16 | 27.06 | | Zhao Jing | China | 30 Jul 2009 | World Championships | Rome, Italy |
| 17 | 26.98 | | Liu Xiang | China | 21 Aug 2018 | Asian Games | Jakarta, Indonesia |
| 18 | 26.86 | | Kaylee McKeown | Australia | 20 October 2023 | World Cup | Budapest, Hungary |

### Short course

| # | Time | | Name | Nationality | Date | Meet | Location |
| WBT | 28.47 | | Lei Xue | China | 9 Jan 1993 | World Cup | Beijing, China |
| 1 | 28.33 | | Sandra Völker | Germany | 16 Feb 1993 | World Cup | Sheffield, United Kingdom |
| 2 | 27.64 | | Xiuyu Bai | China | 13 March 1994 | World Cup | Desenzano, Italy |
| 3 | 27.27 | | Sandra Völker | Germany | 13 Dec 1998 | European Championships | Sheffield, United Kingdom |
| 4 | 27.25 | r | Haley Cope | United States | 18 Mar 2000 | NCAA Division I Championships | Indianapolis, United States |
| 5 | 26.83 | | Li Hui | China | 2 Dec 2001 | World Cup | Shanghai, China |
| 6 | 26.50 | | Sanja Jovanović | Croatia | 15 Dec 2007 | European Championships | Debrecen, Hungary |
| 7 | 26.37 | | Sanja Jovanović | Croatia | 13 Apr 2008 | World Championships | Manchester, United Kingdom |
| 8 | 26.23 | | Sanja Jovanović | Croatia | 13 Dec 2008 | European Championships | Rijeka, Croatia |
| 9 | 26.17 | | Marieke Guehrer | Australia | 6 Nov 2009 | World Cup | Moscow, Russia |
| 10 | 26.08 | h | Zhao Jing | China | 10 Nov 2009 | World Cup | Stockholm, Sweden |
| 11 | 25.82 | | Zhao Jing | China | 10 Nov 2009 | World Cup | Stockholm, Sweden |
| 12 | 25.70 | | Sanja Jovanović | Croatia | 12 Dec 2009 | European Championships | Istanbul, Turkey |
| 13 | 25.67 | | Etiene Medeiros | Brazil | 7 Dec 2014 | World Championships | Doha, Qatar |
| 14 | 25.60 | | Kira Toussaint | Netherlands | 14 Nov 2020 | ISL Semifinal 1 | Budapest, Hungary |
| 14 | 25.60 | = | Kira Toussaint | Netherlands | 18 Dec 2020 | Amsterdam Christmas Meet | Amsterdam, Netherlands |
| 15 | 25.27 | | Maggie Mac Neil | Canada | 20 Dec 2021 | World Championships | Abu Dhabi, United Arab Emirates |
| 16 | 25.25 | | Maggie Mac Neil | Canada | 16 December 2022 | World Championships | Melbourne, Australia |
| 17 | 25.23 | | Regan Smith | United States | 13 December 2024 | World Championships | Budapest, Hungary |

## All-time top 25
### Men long course

* Correct as of December 2024
| Pos | Time | Swimmer | Date | Venue |
| 1 | 23.55 | Kliment Kolesnikov (RUS) | 27 July 2023 | Kazan |
| 2 | 23.71 | Hunter Armstrong (USA) | 28 April 2022 | Greensboro |
| 3 | 23.92 | Justin Ress (USA) | 28 April 2022 | Greensboro |
| 4 | 24.00 | Shaine Casas (USA) | 28 April 2022 | Greensboro |
| 5 | 24.04 | Liam Tancock (GBR) | 2 August 2009 | Rome |
| 6 | 24.07 | Camille Lacourt (FRA) | 12 August 2010 | Budapest |
| 7 | 24.12 | Robert Glință (ROU) | 3 August 2018 | Glasgow |
| 7 | 24.12 | Isaac Cooper (AUS) | 17 February 2024 | Doha |
| 9 | 24.23 | Mark Nikolaev (RUS) | 11 April 2019 | Kazan |
| 10 | 24.24 | Junya Koga (JPN) | 2 August 2009 | Rome |
| 10 | 24.24 | Ryan Murphy (USA) | 27 July 2018 | Irvine |
| 12 | 24.28 | Pavel Samusenko (RUS) | 19 April 2023 | Kazan |
| 12 | 24.28 | Miron Lifincev (RUS) | 7 August 2024 | Debrecen |
| 14 | 24.29 | Vladimir Morozov (RUS) | 3 August 2018 | Glasgow |
| 15 | 24.32 | Shane Ryan (IRL) | 3 August 2018 | Glasgow |
| 16 | 24.33 | Randall Bal (USA) | 5 December 2008 | Eindhoven |
| 17 | 24.34 | Johannes Zandberg (RSA) | 2 August 2009 | Rome |
| 18 | 24.36 | Apostolos Christou (GRE) | 15 August 2022 | Rome |
| 18 | 24.36 | Pieter Coetze (RSA) | 13 April 2023 | Gqeberha |
| 20 | 24.38 | Xu Jiayu (CHN) | 25 September 2023 | Hangzhou |
| 21 | 24.39 | Michael Andrew (USA) | 21 June 2019 | Rome |
| 22 | 24.40 | Thomas Ceccon (ITA) | 15 August 2022 | Rome |
| 22 | 24.40 | Michele Lamberti (ITA) | 22 June 2024 | Rome |
| 24 | 24.43 | Zane Waddell (RSA) | 28 July 2019 | Gwangju |
| 25 | 24.44 | Daniel Orzechowski (BRA) | 24 April 2012 | Rio de Janeiro |
| 25 | 24.44 | Ksawery Masiuk (POL) | 2 September 2022 | Lima |
| 25 | 24.44 | Ksawery Masiuk (POL) | 26 February 2023 | Lublin |
| 25 | 24.44 | Ksawery Masiuk (POL) | 18 February 2024 | Doha |

#### Notes

Below is a list of other times equal or superior to 24.44:
* Kliment Kolesnikov also swam 23.80 (2021), 23.93 (2021), 24.00 (2018), 24.08 (2021), 24.12 (2023), 24.23 (2021), 24.25 (2018, 2021), 24.35 (2019), 24.40 (2018), 24.42 (2023).
* Hunter Armstrong also swam 24.01 (2022), 24.05 (2023), 24.14 (2022), 24.16 (2022, 2023), 24.20 (2023), 24.30 (2023), 24.33 (2024), 24.41 (2023), 24.43 (2024).
* Justin Ress also swam 24.05 (2022), 24.10 (2023), 24.12 (2022), 24.14 (2022), 24.18 (2023), 24.21 (2023), 24.24 (2022, 2023), 24.31 (2018), 24.35 (2023), 24.41 (2017).
* Liam Tancock also swam 24.08 (2009).
* Isaac Cooper also swam 24.13 (2024), 24.38 (2023), 24.44 (2022).
* Camille Lacourt also swam 24.23 (2015), 24.27 (2015), 24.30 (2017), 24.30 (2010), 24.35 (2017), 24.36 (2011), 24.37 (2014), 24.39 (2013), 24.42 (2013).
* Junya Koga also swam 24.28 (2014), 24.29 (2009), 24.36 (2015), 24.44 (2017).
* Vladimir Morozov also swam 24.35 (2018), 24.40 (2019), 24.43 (2018, 2019).
* Apostolos Christou also swam 24.39 (2022, 2024).
* Xu Jiayu also swam 24.41 (2023), 24.42 (2017).
* Robert Glință also swam 24.42 (2021).

### Men short course

* Correct as of December 2024
| Pos | Time | Swimmer | Date | Venue |
| 1 | 22.11 | Kliment Kolesnikov (RUS) | 23 November 2022 | Kazan |
| 2 | 22.22 | Florent Manaudou (FRA) | 6 December 2014 | Doha |
| 3 | 22.47 | Miron Lifintsev (RUS) | 13 December 2024 | Budapest |
| 4 | 22.49 | Mark Nikolaev (RUS) | 28 December 2021 | Saint Petersburg |
| 4 | 22.49 | Isaac Cooper (AUS) | 13 December 2024 | Budapest |
| 6 | 22.53 | Ryan Murphy (USA) | 25 November 2021 | Eindhoven |
| 7 | 22.55 | Guilherme Guido (BRA) | 26 October 2019 | Budapest |
| 8 | 22.56 | Shane Ryan (IRE) | 13 December 2024 | Budapest |
| 9 | 22.58 | Evgeny Rylov (RUS) | 14 December 2018 | Hangzhou |
| 10 | 22.61 | Coleman Stewart (USA) | 28 August 2021 | Naples |
| 10 | 22.61 | Peter Marshall (USA) | 22 November 2009 | Singapore |
| 12 | 22.62 | Michele Lamberti (ITA) | 3 November 2021 | Kazan |
| 13 | 22.64 | Hubert Kós (HUN) | 13 December 2024 | Budapest |
| 14 | 22.65 | Lorenzo Mora (ITA) | 17 December 2022 | Melbourne |
| 15 | 22.68 | Kacper Stokowski (POL) | 13 December 2024 | Budapest |
| 16 | 22.70 | Xu Jiayu (CHN) | 3 November 2018 | Hangzhou |
| 17 | 22.72 | Dylan Carter (TRI) | 4 November 2022 | Indianapolis |
| 17 | 22.72 | Pavel Samusenko (RUS) | 12 December 2024 | Budapest |
| 19 | 22.73 | Thierry Bollin (SUI) | 12 December 2024 | Budapest |
| 20 | 22.74 | Stanislav Donets (RUS) | 26 November 2010 | Netherlands |
| 20 | 22.74 | Robert Glință (ROM) | 3 November 2021 | Kazan |
| 20 | 22.74 | Miroslav Knedla (CZE) | 12 December 2024 | Budapest |
| 23 | 22.75 | Pieter Coetze (RSA) | 1 November 2024 | Singapore |
| 24 | 22.76 | Christian Diener (GER) | 18 October 2020 | Budapest |
| 25 | 22.81 | Junya Koga (JPN) | 8 December 2016 | Windsor |

#### Notes

Below is a list of other times equal or superior to 22.81:
* Kliment Kolesnikov also swam 22.31 (2022), 22.42 (2023), 22.47 (2021), 22.55 (2022), 22.57 (2021), 22.58 (2021), 22.64 (2019), 22.66 (2021), 22.71 (2024), 22.75 (2019), 22.76 (2021), 22.77 (2018), 22.78 (2021, 2021, 2024).
* Isaac Cooper also swam 22.52 (2022), 22.58 (2024), 22.61 (2024), 22.66 (2022), 22.68 (2024), 22.73 (2022), 22.75 (2024), 22.79 (2022, 2024).
* Ryan Murphy also swam 22.54 (2020), 22.56 (2021), 22.61 (2022), 22.63 (2018, 2021), 22.64 (2022), 22.71 (2021), 22.73 (2018), 22.74 (2022), 22.75 (2020), 22.76 (2020), 22.79 (2021), 22.80 (2020).
* Evgeny Rylov also swam 22.59 (2021), 22.68 (2018), 22.76 (2020), 22.80 (2020).
* Guilherme Guido also swam 22.60 (2021, 2021), 22.68 (2018), 22.73 (2021), 22.75 (2018), 22.77 (2019), 22.79 (2018).
* Michele Lamberti also swam 22.65 (2021), 22.79 (2021).
* Mark Nikolaev also swam 22.67 (2021), 22.70 (2021), 22.80 (2021).
* Miron Lifintsev also swam 22.70 (2024), 22.75 (2023), 22.79 (2024), 22.80 (2024).
* Jiayu Xu also swam 22.71 (2018).
* Peter Marshall also swam 22.73 (2009), 22.75 (2009).
* Kacper Stokowski also swam 22.73 (2024), 22.74 (2022, 2022), 22.78 (2022).
* Pavel Samusenko also swam 22.74 (2021, 2024), 22.78 (2023), 22.81 (2021).
* Shane Ryan also swam 22.76 (2018).
* Coleman Stewart also swam 22.76 (2020).
* Stanislav Donets also swam 22.76 (2009), 22.79 (2009), 22.80 (2009).
* Pieter Coetze also swam 22.80 (2024).
* Lorenzo Mora also swam 22.81 (2022).

### Women long course

* Correct as of December 2024
| Pos | Time | Swimmer | Date | Venue |
| 1 | 26.86 | Kaylee McKeown (AUS) | 20 October 2023 | Budapest |
| 2 | 26.98 | Liu Xiang (CHN) | 21 August 2018 | Jakarta |
| 3 | 27.06 | Zhao Jing (CHN) | 30 July 2009 | Rome |
| 4 | 27.10 | Kira Toussaint (NED) | 10 April 2021 | Eindhoven |
| 4 | 27.10 | Regan Smith (USA) | 26 July 2023 | Fukuoka |
| 6 | 27.11 | Fu Yuanhui (CHN) | 6 August 2015 | Kazan |
| 7 | 27.12 | Katharine Berkoff (USA) | 28 April 2022 | Greensboro |
| 8 | 27.14 | Etiene Medeiros (BRA) | 27 July 2017 | Budapest |
| 9 | 27.16 | Mollie O'Callaghan (AUS) | 18 April 2024 | Gold Coast |
| 10 | 27.18 | Kylie Masse (CAN) | 6 April 2022 | Victoria |
| 11 | 27.19 | Kathleen Dawson (GBR) | 18 May 2021 | Budapest |
| 12 | 27.20 | Lauren Cox (GBR) | 27 July 2023 | Fukuoka |
| 13 | 27.21 | Georgia Davies (GBR) | 4 August 2018 | Glasgow |
| 14 | 27.23 | Daniela Samulski (GER) | 30 July 2009 | Rome |
| 14 | 27.23 | Aliaksandra Herasimenia (BLR) | 27 July 2017 | Budapest |
| 14 | 27.23 | Anastasia Fesikova (RUS) | 4 August 2018 | Glasgow |
| 17 | 27.27 | Analia Pigrée (FRA) | 14 August 2022 | Rome |
| 18 | 27.28 | Gao Chang (CHN) | 30 July 2009 | Rome |
| 19 | 27.33 | Olivia Smoliga (USA) | 25 July 2019 | Gwangju |
| 19 | 27.33 | Olivia Smoliga (USA) | 28 April 2022 | Greensboro |
| 20 | 27.35 | Wang Xueer (CHN) | 25 September 2023 | Hangzhou |
| 21 | 27.37 | Emily Seebohm (AUS) | 27 July 2017 | Budapest |
| 21 | 27.37 | Ingrid Wilm (CAN) | 21 May 2023 | Monaco |
| 23 | 27.39 | Silvia Scalia (ITA) | 13 August 2022 | Rome |
| 24 | 27.41 | Wan Letian (CHN) | 25 September 2023 | Hangzhou |
| 25 | 27.42 | Mimosa Jallow (FIN) | 4 August 2018 | Glasgow |

#### Notes

Below is a list of other times equal or superior to 27.42:
* Kaylee McKeown also swam 26.98 (2023), 27.02 (2023), 27.07 (2024), 27.08 (2023), 27.16 (2021), 27.24 (2023), 27.25 (2024), 27.26 (2023), 27.31 (2023), 27.32 (2024), 27.38 (2021), 27.41 (2021).
* Regan Smith also swam 27.11 (2023), 27.14 (2023), 27.25 (2023), 27.29 (2022), 27.31 (2023), 27.40 (2022).
* Katharine Berkoff also swam 27.13 (2023), 27.27 (2023), 27.38 (2023), 27.39 (2022), 27.40 (2022, 2023).
* Fu Yuanhui also swam 27.15 (2017), 27.16 (2018), 27.18 (2015), 27.19 (2017), 27.21 (2017), 27.22 (2013), 27.36 (2017), 27.39 (2013), 27.40 (2013).
* Kira Toussaint also swam 27.18 (2021), 27.22 (2021), 27.36 (2021), 27.37 (2020).
* Etiene Medeiros also swam 27.18 (2017), 27.26 (2015), 27.36 (2019), 27.37 (2014), 27.38 (2015), 27.41 (2015).
* Kylie Masse also swam 27.22 (2022), 27.23 (2024), 27.24 (2024), 27.26 (2022), 27.28 (2023), 27.31 (2022, 2022), 27.38 (2023), 27.41 (2023).
* Georgia Davies also swam 27.23 (2018).
* Analia Pigrée also swam 27.29 (2022), 27.40 (2022).
* Zhao Jing also swam 27.29 (2013).
* Kathleen Dawson also swam 27.29 (2021).
* Lauren Cox also swam 27.29 (2023).
* Anastasia Fesikova also swam 27.31 (2009, 2018), 27.37 (2018), 27.38 (2009).
* Liu Xiang also swam 27.35 (2019), 27.36 (2020), 27.40 (2018).
* Mollie O'Callaghan also swam 27.38 (2023), 27.42 (2023).
* Gao Chang also swam 27.38 (2009).
* Ingrid Wilm also swam 27.39 (2022), 27.41 (2023).
* Daniela Samulski also swam 27.39 (2009).
* Aliaksandra Herasimenia also swam 27.40 (2016).

### Women short course

* Correct as of December 2024
| Pos | Time | Swimmer | Date | Venue |
| 1 | 25.23 | Regan Smith (USA) | 13 December 2024 | Budapest |
| 2 | 25.25 | Maggie Mac Neil (CAN) | 16 December 2022 | Melbourne |
| 3 | 25.36 | Kaylee McKeown (AUS) | 18 October 2024 | Shanghai |
| 4 | 25.37 | Gretchen Walsh (USA) | 18 October 2024 | Charlottesville |
| 5 | 25.49 | Mollie O'Callaghan (AUS) | 17 December 2022 | Melbourne |
| 6 | 25.51 | Katharine Berkoff (USA) | 12 December 2024 | Budapest |
| 7 | 25.54 | Claire Curzan (USA) | 16 December 2022 | Melbourne |
| 8 | 25.60 | Kira Toussaint (NED) | 14 November 2020 | Budapest |
| 8 | 25.60 | Kira Toussaint (NED) | 18 December 2020 | Amsterdam |
| 8 | 25.60 | Maria Kameneva (RUS) | 24 November 2022 | Kazan |
| 10 | 25.62 | Kylie Masse (CAN) | 20 December 2021 | Abu Dhabi |
| 11 | 25.67 | Etiene Medeiros (BRA) | 4 December 2014 | Doha |
| 12 | 25.70 | Sanja Jovanović (CRO) | 12 December 2009 | Istanbul |
| 13 | 25.74 | Olivia Smoliga (USA) | 16 October 2020 | Budapest |
| 14 | 25.81 | Minna Atherton (AUS) | 26 October 2019 | Budapest |
| 14 | 25.81 | Ingrid Wilm (CAN) | 12 December 2024 | Budapest |
| 16 | 25.82 | Zhao Jing (CHN) | 10 November 2009 | Stockholm |
| 17 | 25.83 | Emily Seebohm (AUS) | 7 December 2014 | Doha |
| 17 | 25.83 | Louise Hansson (SWE) | 19 December 2021 | Abu Dhabi |
| 19 | 25.85 | Julie Kepp Jensen (DEN) | 15 December 2022 | Melbourne |
| 20 | 25.92 | Gao Chang (CHN) | 27 February 2010 | Tokyo |
| 21 | 25.94 | Analia Pigrée (FRA) | 13 December 2024 | Budapest |
| 22 | 25.95 | Katinka Hosszú (HUN) | 16 December 2017 | Denmark |
| 22 | 25.95 | Iona Anderson (AUS) | 31 October 2024 | Singapore |
| 24 | 25.97 | Maaike de Waard (NED) | 19 December 2021 | Abu Dhabi |
| 25 | 25.98 | Ali DeLoof (USA) | 9 September 2021 | Naples |
| 25 | 25.98 | Marieke Guehrer (AUS) | 10 November 2009 | Stockholm |

#### Notes

Below is a list of other times equal or superior to 25.98:
* Maggie MacNeil also swam 25.27 (2021), 25.64 (2022), 25.84 (2021), 25.92 (2021), 25.96 (2022), 25.98 (2021).
* Kaylee McKeown also swam 25.40 (2024), 25.81 (2024).
* Regan Smith also swam 25.48 (2024), 25.66 (2024), 25.70 (2024), 25.71 (2024).
* Claire Curzan also swam 25.60 (2022), 25.75 (2022).
* Mollie O'Callaghan also swam 25.61 (2022), 25.69 (2022).
* Katharine Berkoff also swam 25.61 (2024), 25.88 (2021), 25.89 (2024).
* Kira Toussaint also swam 25.62 (2020), 25.64 (2020), 25.73 (2021), 25.75 (2019, 2020), 25.79 (2020, 2021), 25.81 (2021), 25.82 (2023), 25.83 (2020), 25.84 (2019), 25.87 (2021), 25.89 (2021), 25.91 (2021, 2021), 25.93 (2021), 25.96 (2020).
* Olivia Smoliga also swam 25.75 (2020), 25.83 (2020), 25.85 (2020), 25.88 (2018), 25.89 (2019, 2020), 25.93 (2020), 25.97 (2018).
* Kylie Masse also swam 25.78 (2024), 25.81 (2022), 25.84 (2021, 2022), 25.92 (2021), 25.94 (2022), 25.96 (2021, 2022), 25.97 (2021, 2022), 25.98 (2024).
* Etiene Medeiros also swam 25.82 (2016), 25.95 (2018).
* Louise Hansson also swam 25.86 (2021, 2022), 25.91 (2021).
* Emily Seebohm also swam 25.87 (2014).
* Ingrid Wilm also swam 25.88 (2024), 25.98 (2024).
* Zhao Jing also swam 25.95 (2012).
* Minna Atherton also swam 25.95 (2021).
* Katinka Hosszú also swam 25.96 (2014).
* Analia Pigrée also swam 25.96 (2021).