World record progression 100 metres backstroke

Main article: List of world records in swimming

This is a history of the 100 m backstroke world record as swum in both long-course (50 m; Olympic) pools and short-course (25 m) pools—the two categories recognized/tracked by FINA.

Graphic data for World Record Progression in Men and Women Swimming 50m-100m-200m Long and Short Course Butterfly-Backstroke-Breaststroke-Freestyle

Men

Long course

# Time Name Nationality Date Meet Location Ref
1 1:02.2 David Theile  Australia 6 December 1956 Olympic Games Melbourne, Australia
2 1:01.5 John Monckton  Australia 15 February 1958 Australian Championships Perth, Australia
3 1:01.3 Bob Bennett  United States 19 August 1961 Men’s NAAA Championships Los Angeles, United States
4 1:01.0 h Tom Stock  United States 11 August 1962 - Cuyahoga Falls, United States
5 1:00.9 Tom Stock  United States 12 August 1962 - Cuyahoga Falls, United States
6 1:00.8 Ernst-Joachim Küppers  West Germany 28 August 1964 - Dortmund, West Germany
7 1:00.0 Thompson Mann  United States 3 September 1964 - New York City, United States
8 59.6 r Thompson Mann  United States 16 October 1964 Olympic Games Tokyo, Japan
9 59.5 h Doug Russell  United States 28 August 1967 Summer Universiade Tokyo, Japan
10 59.3 Charlie Hickcox  United States 28 August 1967 Summer Universiade Tokyo, Japan
11 59.1 Charlie Hickcox  United States 31 August 1967 Summer Universiade Tokyo, Japan
12 58.4 Roland Matthes  East Germany 21 September 1967 - Leipzig, East Germany
13 58.0 Roland Matthes  East Germany 26 October 1968 Olympic Games Mexico City, Mexico
14 57.8 Roland Matthes  East Germany 23 August 1969 - Würzburg, West Germany
15 56.9 h Roland Matthes  East Germany 8 September 1970 European Championships Barcelona, Spain
16 56.7 Roland Matthes  East Germany 4 September 1971 - Leipzig, East Germany
17 56.3 Roland Matthes  East Germany 8 April 1972 - Moscow, Soviet Union
17 56.30 =, r Roland Matthes  East Germany 4 September 1972 Olympic Games Munich, West Germany
18 56.19 sf John Naber  United States 18 July 1976 Olympic Games Montreal, Canada
19 55.49 John Naber  United States 19 July 1976 Olympic Games Montreal, Canada
20 55.44 h Rick Carey  United States 6 August 1983 US National Championships Clovis, United States
21 55.38 Rick Carey  United States 6 August 1983 US National Championships Clovis, United States
22 55.19 Rick Carey  United States 21 August 1983 Pan American Games Caracas, Venezuela
23 55.17 h Igor Polyansky  Soviet Union 15 March 1988 - Tallinn, Soviet Union
24 55.16 Igor Polyansky  Soviet Union 16 March 1988 - Tallinn, Soviet Union
25 55.00 Igor Polyansky  Soviet Union 16 July 1988 Soviet Union Championships Moscow, Soviet Union
26 54.95 h David Berkoff  United States 12 August 1988 US Olympic Trials Austin, United States
27 54.91 David Berkoff  United States 12 August 1988 US Olympic Trials Austin, United States
28 54.51 h David Berkoff  United States 16 September 1988 Olympic Games Seoul, South Korea
29 53.93 r Jeff Rouse  United States 25 August 1991 Pan Pacific Championships Edmonton, Canada
30 53.86 r Jeff Rouse  United States 31 July 1992 Olympic Games Barcelona, Spain
31 53.60 Lenny Krayzelburg  United States 24 August 1999 Pan Pacific Championships Sydney, Australia
32 53.45 r Aaron Peirsol  United States 21 August 2004 Olympic Games Athens, Greece [1]
33 53.17 Aaron Peirsol  United States 2 April 2005 US World Championships Trials Indianapolis, United States [2]
34 52.98 Aaron Peirsol  United States 27 March 2007 World Championships Melbourne, Australia [3]
35 52.89 Aaron Peirsol  United States 1 July 2008 US Olympic Trials Omaha, United States [4]
36 52.54 Aaron Peirsol  United States 12 August 2008 Olympic Games Beijing, China [5]
37 52.38 r Aschwin Wildeboer  Spain 1 July 2009 Mediterranean Games Pescara, Italy [6]
38 51.94 Aaron Peirsol  United States 8 July 2009 US National Championships Indianapolis, United States [7]
39 51.85 r Ryan Murphy  United States 13 August 2016 Olympic Games Rio de Janeiro, Brazil [8]
40 51.60 Thomas Ceccon  Italy 20 June 2022 World Championships Budapest, Hungary [9]

Short course

# Time Name Nationality Date Meet Location Ref
1 52.71 Mark Tewksbury  Canada 16 March 1991 World Cup Bonn, Germany
2 52.58 Mark Tewksbury  Canada 29 March 1991 World Cup Sheffield, United Kingdom
3 52.52 Mark Tewksbury  Canada 20 February 1992 - Winnipeg, Canada
4 52.50 r Mark Tewksbury  Canada 22 February 1992 - Winnipeg, Canada
5 51.43 Jeff Rouse  United States 12 April 1993 World Cup Sheffield, United Kingdom
6 51.28 Lenny Krayzelburg  United States 5 February 2000 World Cup Berlin, Germany
7 50.75 Neil Walker  United States 19 March 2000 World Cup Athens, Greece
8 50.58 Thomas Rupprath  Germany 8 December 2002 World Cup Melbourne, Australia
9 50.32 Peter Marshall  United States 26 March 2004 - New York City, United States
10 49.99 r Ryan Lochte  United States 9 April 2006 World Championships Shanghai, China
11 49.94 Peter Marshall  United States 11 November 2008 World Cup Stockholm, Sweden
12 49.63 Peter Marshall  United States 15 November 2008 World Cup Berlin, Germany
13 49.32 Stanislav Donets  Russia 14 December 2008 European Championships Rijeka, Croatia
14 49.20 r Aschwin Wildeboer  Spain 21 December 2008 Spanish Championships Madrid, Spain
15 49.17 sf Arkady Vyatchanin  Russia 12 December 2009 European Championships Istanbul, Turkey [10]
16 48.97 = Arkady Vyatchanin  Russia 13 December 2009 European Championships Istanbul, Turkey [11]
16 48.97 = Stanislav Donets  Russia 13 December 2009 European Championships Istanbul, Turkey [11]
17 48.94 r Nick Thoman  United States 18 December 2009 Duel in the Pool Manchester, United Kingdom [12]
18 48.92 Matt Grevers  United States 12 December 2015 Duel in the Pool Indianapolis, United States [13]
19 48.90 Kliment Kolesnikov  Russia 22 December 2017 Vladimir Salnikov Cup Saint Petersburg, Russia [14]
20 48.88 Xu Jiayu  China 11 November 2018 World Cup Tokyo, Japan [15]
21 48.58 r Kliment Kolesnikov  Russia 21 November 2020 International Swimming League Budapest, Hungary [16]
22 48.33 Coleman Stewart  United States 29 August 2021 International Swimming League Naples, Italy [17]

Women

Long course

# Time Name Nationality Date Meet Location Ref
1 1:07.7 Cathy Ferguson  United States 14 October 1964 Olympic Games Tokyo, Japan
2 1:07.4 Ann Farlie  South Africa 23 July 1966 - Béziers, France
3 1:07.3 h Elaine Tanner  Canada 27 July 1967 Pan American Games Winnipeg, Canada
4 1:07.1 Elaine Tanner  Canada 30 July 1967 Pan American Games Winnipeg, Canada
5 1:06.7 Karen Muir  South Africa 30 January 1968 - Kimberley, South Africa
6 1:06.4 Karen Muir  South Africa 6 April 1968 - Paris, France
7 1:06.2 Kaye Hall  United States 22 October 1968 Olympic Games Mexico City, Mexico
8 1:05.6 Karen Muir  South Africa 6 July 1969 - Utrecht, Netherlands
9 1:05.39 Ulrike Richter  East Germany 18 August 1973 - Utrecht, Netherlands
10 1:04.99 r Ulrike Richter  East Germany 4 September 1973 World Championships Belgrade, Socialist Federal Republic of Yugoslavia
11 1:04.78 r Wendy Cook  Canada 31 January 1974 Commonwealth Games Christchurch, New Zealand
12 1:04.43 Ulrike Richter  East Germany 8 July 1974 - Rostock, East Germany
13 1:04.09 h Ulrike Richter  East Germany 22 August 1974 European Championships Vienna, Austria
14 1:03.30 Ulrike Richter  East Germany 23 August 1974 European Championships Vienna, Austria
15 1:02.98 Ulrike Richter  East Germany 1 September 1974 USA Vs. GDR Dual Meet Concord, United States
16 1:02.60 Ulrike Richter  East Germany 14 March 1976 - Tallinn, Soviet Union
17 1:01.62 Kornelia Ender  East Germany 3 June 1976 - East Berlin, East Germany
18 1:01.51 r Ulrike Richter  East Germany 5 June 1976 - East Berlin, East Germany
18 1:01.51 r, = Rica Reinisch  East Germany 20 July 1980 Olympic Games Moscow, Soviet Union
19 1:01.50 h Rica Reinisch  East Germany 22 July 1980 Olympic Games Moscow, Soviet Union
20 1:00.86 Rica Reinisch  East Germany 23 July 1980 Olympic Games Moscow, Soviet Union
21 1:00.59 r Ina Kleber  East Germany 24 August 1984 Friendship Games Moscow, Soviet Union
22 1:00.31 Krisztina Egerszegi  Hungary 24 August 1991 European Championships Athens, Greece
23 1:00.16 r He Cihong  China 10 September 1994 World Championships Rome, Italy
24 59.58 Natalie Coughlin  United States 13 August 2002 US National Championships Fort Lauderdale, United States
25 59.44 Natalie Coughlin  United States 27 March 2007 World Championships Melbourne, Australia [18]
26 59.21 Natalie Coughlin  United States 17 February 2008 US Grand Prix Columbia, United States
27 59.15 h Hayley McGregory  United States 30 June 2008 US Olympic Trials Omaha, United States [19]
28 59.03 h Natalie Coughlin  United States 30 June 2008 US Olympic Trials Omaha, United States [19]
29 58.97 Natalie Coughlin  United States 1 July 2008 US Olympic Trials Omaha, United States [20]
30 58.77 sf Kirsty Coventry  Zimbabwe 11 August 2008 Olympic Games Beijing, China [21]
31 58.48 sf Anastasia Zuyeva  Russia 27 July 2009 World Championships Rome, Italy [22]
32 58.12 Gemma Spofforth  Great Britain 28 July 2009 World Championships Rome, Italy [23]
33 58.10 Kylie Masse  Canada 25 July 2017 World Championships Budapest, Hungary [24]
34 58.00 Kathleen Baker  United States 28 July 2018 US National Championships Irvine, United States [25]
35 57.57 r Regan Smith  United States 28 July 2019 World Championships Gwangju, South Korea [26]
36 57.45 Kaylee McKeown  Australia 13 June 2021 Australian Trials Adelaide, Australia [27]
37 57.33 Kaylee McKeown  Australia 21 October 2023 World Cup Budapest, Hungary [28]
38 57.13 Regan Smith  United States 18 June 2024 US Olympic Trials Indianapolis, United States [29][30]

Short course

# Time Name Nationality Date Meet Location Ref
1 59.41 Angel Martino  United States 21 November 1993 - Stavanger, Norway
2 58.50 Angel Martino  United States 3 December 1993 World Championships Palma de Mallorca, Spain
3 58.45 Reiko Nakamura  Japan 4 March 2001 - Sagamihara, Japan
4 57.08 Natalie Coughlin  United States 29 November 2001 World Cup East Meadow, United States
5 56.71 Natalie Coughlin  United States 23 November 2002 World Cup East Meadow, United States
6 56.51 Natalie Coughlin  United States 28 October 2007 World Cup Singapore
7 56.15 Shiho Sakai  Japan 22 February 2009 Japan Open Tokyo, Japan
8 55.23 Shiho Sakai  Japan 15 November 2009 World Cup Berlin, Germany [31]
9 55.03 Katinka Hosszú  Hungary 4 December 2014 World Championships Doha, Qatar [32]
10 54.89 Minna Atherton  Australia 27 October 2019 International Swimming League Budapest, Hungary [33]
11 54.56 Kaylee McKeown  Australia 26 September 2024 Australian Championships Adelaide, Australia [34]
12 54.41 Regan Smith  United States 25 October 2024 World Cup Incheon, South Korea [35]
13 54.27 Regan Smith  United States 1 November 2024 World Cup Singapore [36]
14 54.02 r Regan Smith  United States 15 December 2024 World Championships Budapest, Hungary [37]

All-time top 25

Tables show data for two definitions of "Top 25" - the top 25 100 m backstroke times and the top 25 athletes:
- denotes top performance for athletes in the top 25 100 m backstroke times
- denotes lesser performances, still in the top 25 100 m backstroke times, by repeat athletes
- denotes top performance (only) for other top 25 athletes who fall outside the top 25 100 m backstroke times

Men long course

  • Correct as of August 2025[38]
Ath.# Perf.# Time Athlete Nation Date Place Ref.
1 1 51.60 Thomas Ceccon  Italy 20 June 2022 Budapest [9]
2 51.80 Ceccon #2 3 August 2025 Singapore [39]
2 3 51.82 Kliment Kolesnikov  Russia 26 July 2023 Kazan [40]
3 4 51.85 Ryan Murphy  United States 13 August 2016 Rio de Janeiro [8]
Pieter Coetze  South Africa 29 July 2025 Singapore [41]
5 6 51.86 Xu Jiayu  China 12 April 2017 Qingdao [42]
7 51.90 Ceccon #3 29 July 2025 Singapore [41]
6 8 51.92 Yohann Ndoye Brouard  France 29 July 2025 Singapore [41]
9 51.93 Ceccon #4 25 June 2022 Budapest [43]
7 10 51.94 Aaron Peirsol  United States 8 July 2009 Indianapolis [7]
10 51.94 Murphy #2 10 August 2018 Tokyo [44]
12 51.97 Murphy #3 8 August 2016 Rio de Janeiro [45]
Murphy #4 20 June 2022 Budapest [9]
8 14 51.98 Evgeny Rylov  Russia 27 July 2021 Tokyo [46]
Hunter Armstrong  United States 20 June 2022 Budapest [9]
16 51.99 Coetze #2 19 July 2025 Berlin [47]
17 52.00 Kolesnikov #2 27 July 2021 Tokyo [46]
Ceccon #5 29 July 2024 Paris [48]
19 52.02 Xu #2 28 July 2024 Paris [49]
20 52.04 Murphy #5 30 July 2023 Fukuoka [50]
Kolesnikov #3 14 April 2025 Kazan [51]
22 52.05 Xu #3 26 September 2023 Hangzhou [52]
10 23 52.08 Matt Grevers  United States 25 June 2012 Omaha [53]
Miron Lifintsev  Russia 28 July 2024 Yekaterinburg [54]
12 25 52.09 Apostolos Christou  Greece 19 June 2022 Budapest [55]
13 52.11 Camille Lacourt  France 10 August 2010 Budapest [56]
Mitch Larkin  Australia 6 November 2015 Dubai [57]
15 52.12 David Plummer  United States 27 June 2016 Omaha [58]
Oliver Morgan  Great Britain 17 April 2025 London [59]
17 52.20 Hubert Kós  Hungary 29 July 2025 Singapore [41]
18 52.24 Ryosuke Irie  Japan 4 September 2009 Kumamoto [60]
19 52.26 Junya Koga  Japan 28 July 2009 Rome [61]
20 52.27 Helge Meeuw  Germany 2 August 2009 Rome [62]
21 52.38 Aschwin Wildeboer  Spain 1 July 2009 Pescara [6]
22 52.40 Pavel Samusenko  Russia 14 April 2025 Kazan [51]
23 52.51 Nick Thoman  United States 7 August 2009 Federal Way [63]
Shaine Casas  United States 8 July 2022 Austin [64]
25 52.54 Will Modglin  United States 19 July 2025 Berlin [47]

Men short course

  • Correct as of December 2024[65]
Ath.# Perf.# Time Athlete Nation Date Place Ref.
1 1 48.33 Coleman Stewart  United States 29 August 2021 Naples [17]
2 2 48.50 Ryan Murphy  United States 14 December 2022 Melbourne [66]
3 3 48.58 Kliment Kolesnikov  Russia 21 November 2020 Budapest [16]
4 48.63 Kolesnikov #2 14 December 2020 Saint Petersburg [67]
Kolesnikov #3 18 December 2023 Saint Petersburg [68]
6 48.71 Kolesnikov #4 15 December 2020 Saint Petersburg [69]
4 7 48.76 Miron Lifintsev  Russia 11 December 2024 Budapest [70]
5 8 48.79 Hubert Kós  Hungary 11 December 2024 Budapest [70]
9 48.82 Kolesnikov #5 22 November 2020 Budapest [71]
Kolesnikov #6 21 November 2022 Kazan [72]
6 11 48.84 Shaine Casas  United States 30 October 2022 Toronto [73]
7 12 48.88 Xu Jiayu  China 11 November 2018 Tokyo [15]
Evgeny Rylov  Russia 15 December 2020 Saint Petersburg [69]
14 48.90 Kolesnikov #7 22 December 2017 Saint Petersburg [14]
15 48.91 Stewart #2 28 August 2021 Naples [74]
9 16 48.92 Matt Grevers  United States 12 December 2015 Indianapolis [13]
16 48.92 Casas #2 15 December 2024 Budapest [75]
10 18 48.94 Nick Thoman  United States 18 December 2009 Manchester [12]
18 48.94 Rylov #2 4 December 2021 Eindhoven [76]
11 20 48.95 Stanislav Donets  Russia 19 December 2010 Dubai [77]
Guilherme Guido  Brazil 3 September 2021 Naples [78]
22 48.96 Murphy #2 18 December 2022 Melbourne [79]
13 23 48.97 Arkady Vyatchanin  Russia 13 December 2009 Istanbul [11]
23 48.97 Donets #2 13 December 2009 Istanbul [11]
25 48.98 Xu #2 17 November 2018 Singapore [80]
Rylov #3 3 December 2021 Eindhoven [81]
14 49.03 Mitch Larkin  Australia 28 November 2015 Sydney [82]
15 49.04 Lorenzo Mora  Italy 14 December 2022 Melbourne [66]
16 49.05 Aschwin Wildeboer  Spain 13 December 2009 Istanbul [11]
17 49.10 Kacper Stokowski  Poland 15 December 2024 Budapest [75]
18 49.20 Pavel Samusenko  Russia 11 December 2024 Budapest [70]
19 49.23 Radosław Kawęcki  Poland 20 December 2015 Lublin
20 49.25 Mark Nikolaev  Russia 12 November 2021 Eindhoven [83]
21 49.29 Peter Marshall  United States 10 November 2009 Stockholm [84]
22 49.31 Robert Glință  Romania 5 November 2021 Kazan [85]
23 49.35 Pieter Coetze  South Africa 20 October 2024 Shanghai [86]
24 49.39 Blake Tierney  Canada 11 December 2024 Budapest [70]
25 49.46 Isaac Cooper  Australia 18 December 2022 Melbourne [79]

Women long course

  • Correct as of August 2025[87]
Ath.# Perf.# Time Athlete Nation Date Place Ref.
1 1 57.13 Regan Smith  United States 18 June 2024 Indianapolis [29]
2 2 57.16 Kaylee McKeown  Australia 29 July 2025 Singapore [88]
3 57.28 Smith #2 4 August 2024 Paris [89]
4 57.33 McKeown #2 21 October 2023 Budapest [28]
McKeown #3 30 July 2024 Paris [90]
6 57.35 Smith #3 29 July 2025 Singapore [88]
7 57.41 McKeown #4 11 June 2024 Brisbane [91]
8 57.45 McKeown #5 13 June 2021 Adelaide [27]
9 57.46 Smith #4 3 May 2025 Fort Lauderdale [92]
10 57.47 McKeown #6 27 July 2021 Tokyo [93]
Smith #5 17 June 2024 Indianapolis [94]
12 57.50 McKeown #7 14 June 2023 Melbourne [95]
13 57.51 Smith #6 26 May 2024 Irvine [96]
14 57.53 McKeown #8 25 July 2023 Fukuoka [97]
15 57.57 Smith #7 28 July 2019 Gwangju [26]
McKeown #9 16 March 2024 Sydney [98]
Smith #8 3 August 2025 Singapore [99]
18 57.63 McKeown #10 15 May 2021 Sydney [100]
McKeown #11 14 October 2023 Athens [101]
20 57.64 Smith #9 8 March 2024 Westmont [102]
21 57.65 Smith #10 19 June 2022 Budapest [103]
McKeown #12 22 April 2025 Gold Coast [104]
23 57.66 Smith #11 30 July 2024 Paris [90]
24 57.68 Smith #12 30 July 2023 Fukuoka [105]
25 57.69 Smith #13 6 June 2025 Indianapolis [106]
McKeown #13 3 August 2025 Singapore [99]
3 57.70 Kylie Masse  Canada 19 June 2021 Toronto [107]
4 57.83 Katharine Berkoff  United States 17 June 2024 Indianapolis [94]
5 57.88 Mollie O'Callaghan  Australia 11 June 2024 Brisbane [91]
6 58.00 Kathleen Baker  United States 28 July 2018 Irvine [25]
7 58.08 Kathleen Dawson  Great Britain 23 May 2021 Budapest [108]
8 58.12 Gemma Spofforth  Great Britain 28 July 2009 Rome [23]
9 58.18 Anastasia Fesikova  Russia 28 July 2009 Rome [23]
10 58.23 Emily Seebohm  Australia 29 July 2012 London [109]
11 58.29 Claire Curzan  United States 13 February 2024 Doha [110]
12 58.31 Olivia Smoliga  United States 15 May 2021 Atlanta [111]
13 58.33 Missy Franklin  United States 30 July 2012 London [112]
14 58.43 Rhyan White  United States 15 May 2021 Atlanta [111]
27 July 2021 Tokyo [93]
Iona Anderson  Australia 11 June 2024 Brisbane [91]
16 58.45 Katinka Hosszú  Hungary 8 August 2016 Rio de Janeiro [113]
17 58.53 Leah Shackley  United States 17 May 2025 Charlotte
18 58.55 Taylor Ruck  Canada 3 April 2019 Toronto [114]
Kennedy Noble  United States 17 June 2024 Indianapolis [115]
20 58.60 Minna Atherton  Australia 22 July 2019 Gwangju [116]
21 58.63 Phoebe Bacon  United States 6 December 2019 Atlanta [117]
22 58.65 Kira Toussaint  Netherlands 11 April 2021 Eindhoven [118]
23 58.70 Aya Terakawa  Japan 4 August 2013 Barcelona [119]
24 58.72 Fu Yuanhui  China 8 April 2017 Qingdao [120]
25 58.73 Mie Nielsen  Denmark 19 May 2016 London [121]

Women short course

  • Correct as of December 2024[122]
Ath.# Perf.# Time Athlete Nation Date Place Ref.
1 1 54.02 Regan Smith  United States 15 December 2024 Budapest [37]
2 54.27 Smith #2 1 November 2024 Singapore [36]
3 54.41 Smith #3 25 October 2024 Incheon [35]
4 54.55 Smith #4 11 December 2024 Budapest [123]
2 5 54.56 Kaylee McKeown  Australia 26 September 2024 Adelaide [34]
3 6 54.89 Minna Atherton  Australia 27 October 2019 Budapest [33]
Gretchen Walsh  United States 18 October 2024 Charlottesville [124]
6 54.89 Smith #5 19 October 2024 Shanghai [125]
5 9 54.93 Katharine Berkoff  United States 11 December 2024 Budapest [123]
6 10 55.03 Katinka Hosszú  Hungary 4 December 2014 Doha [32]
7 11 55.04 Olivia Smoliga  United States 22 November 2020 Budapest [126]
12 55.05 Smith #6 10 December 2024 Budapest [127]
13 55.09 Atherton #2 21 December 2019 Las Vegas [128]
14 55.12 Atherton #3 27 October 2019 Budapest [129]
8 15 55.17 Kira Toussaint  Netherlands 4 December 2019 Glasgow [130]
9 16 55.20 Louise Hansson  Sweden 17 December 2021 Abu Dhabi [131]
10 17 55.22 Kylie Masse  Canada 17 December 2021 Abu Dhabi [131]
11 18 55.23 Shiho Sakai  Japan 15 November 2009 Berlin [31]
19 55.26 Toussaint #2 4 December 2019 Glasgow [132]
20 55.29 Atherton #4 24 November 2019 London [133]
12 21 55.31 Emily Seebohm  Australia 4 December 2014 Doha [32]
22 55.34 Hosszú #2 30 September 2014 Hong Kong [134]
Berkoff #2 15 December 2024 Budapest [135]
24 55.35 Atherton #5 24 November 2019 London [136]
13 25 55.36 Ingrid Wilm  Canada 18 December 2022 Melbourne [137]
14 55.48 Gao Chang  China 28 February 2010 Tokyo [138]
15 55.54 Daryna Zevina  Ukraine 4 December 2014 Doha [32]
16 55.62 Mollie O'Callaghan  Australia 14 December 2022 Melbourne [139]
17 55.72 Beata Nelson  United States 1 November 2024 Singapore [36]
18 55.74 Claire Curzan  United States 14 December 2022 Melbourne [139]
19 55.75 Bella Sims  United States 4 November 2022 Indianapolis [140]
20 55.76 Aya Terakawa  Japan 23 February 2013 Sagamihara [141]
21 55.79 Iona Anderson  Australia 26 September 2024 Adelaide [34]
22 55.83 Maria Kameneva  Russia 18 December 2022 Saint Petersburg [142]
23 55.86 Maaike de Waard  Netherlands 6 November 2021 Kazan [143]
24 55.87 Rhyan White  United States 17 December 2021 Abu Dhabi [131]
25 55.89 Ali DeLoof  United States 10 September 2021 Naples [144]

References

  1. ^ "Two World Records to the USA in One Race: American Men Set New 400m Medley Standard, Aaron Peirsol Lowers the 100 Backstroke Mark". Swimming World. 21 August 2004. Retrieved 16 May 2025.
  2. ^ "2005 US World Championships Trials - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 2 April 2005. Retrieved 16 May 2025.
  3. ^ "12th FINA World Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 27 March 2007. Retrieved 16 May 2025.
  4. ^ "2008 US Olympic Trials - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 1 July 2008. Retrieved 16 May 2025.
  5. ^ John Lohn (12 August 2008). "Olympics, Swimming: Flash Aaron Peirsol Crushes 100 Back World Record En Route To Win". Swimming World. Retrieved 16 May 2025.
  6. ^ a b "Mediterranean Games: Flash! Aschwin Wildeboer Faber Sets World Record; Ous Mellouli Smashes African Record". Swimming World. 1 July 2009. Retrieved 24 April 2025.
  7. ^ a b "2009 US National Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 8 July 2009. Retrieved 13 March 2025.
  8. ^ a b "2016 Olympic Games - Men's 4×100m Medley Relay Results" (PDF). Rio 2016 official website. 13 August 2016. Archived from the original (PDF) on 20 September 2016. Retrieved 14 August 2016.
  9. ^ a b c d "19th FINA World Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 20 June 2022. Retrieved 13 July 2022.
  10. ^ "2009 European Short Course Championships - Men's 100m Backstroke Semifinals Results" (PDF). omegatiming.com. 12 December 2009. Retrieved 7 May 2025.
  11. ^ a b c d e "2009 European Short Course Championships - Men's 100m Backstroke Final Results" (PDF). omegatiming.com. 13 December 2009. Retrieved 7 May 2025.
  12. ^ a b "2009 Duel in the Pool - Men's 4×100 m Medley Relay Results" (PDF). omegatiming.com. 18 December 2009. Retrieved 7 May 2025.
  13. ^ a b "2015 Duel in the Pool - Men's 100m Backstroke Results" (PDF). omegatiming.com. 12 December 2015. Retrieved 7 May 2025.
  14. ^ a b "2017 Vladimir Salnikov Cup - Men's 100m Backstroke Results" (PDF). salnikovcup.ru. 22 December 2017. Archived from the original (PDF) on 23 December 2017. Retrieved 23 December 2017.
  15. ^ a b "2018 FINA World Cup (Tokyo) - Men's 100m Backstroke Final Results". omegatiming.com. 11 November 2018. Retrieved 11 November 2018.
  16. ^ a b "2020 International Swimming League (Final) - Men's 4×100 m Medley Relay Results" (PDF). omegatiming.com. 21 November 2020. Retrieved 21 November 2020.
  17. ^ a b "International Swimming League (Match 2) - Men's 100m Backstroke Results" (PDF). 29 August 2021. Retrieved 29 August 2021.
  18. ^ "12th FINA World Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 27 March 2007. Retrieved 18 March 2025.
  19. ^ a b "2008 US Olympic Trials - Women's 100m Backstroke Heats Results" (PDF). Omega Timing. 30 June 2008. Retrieved 18 March 2025.
  20. ^ "2008 US Olympic Trials - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 1 July 2008. Retrieved 18 March 2025.
  21. ^ "Coventry sets world record in women's 100 backstroke". Los Angeles Times. 10 August 2008. Retrieved 16 May 2013.
  22. ^ "13th FINA World Championships - Women's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 27 July 2009. Retrieved 18 March 2025.
  23. ^ a b c "13th FINA World Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 28 July 2009. Retrieved 18 March 2025.
  24. ^ "17th FINA World Championships - Women's 100m Backstroke Final Results". Omega Timing. 25 July 2017. Retrieved 12 August 2017.
  25. ^ a b "2018 US National Championships - Women's 100m Backstroke Final Results". Omega Timing. 28 July 2018. Retrieved 29 July 2018.
  26. ^ a b "18th FINA World Championships - Women's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 28 July 2019. Retrieved 21 April 2025.
  27. ^ a b "Women's 100m Backstroke Final Results". swimming.org.au. 13 June 2021. Archived from the original on 13 June 2021. Retrieved 13 June 2021.
  28. ^ a b "Women's 100m Backstroke Final Results" (PDF). Omega Timing. 21 October 2023. Retrieved 21 October 2023.
  29. ^ a b "Women's 100m Backstroke Final Results" (PDF). omegatiming.com. 18 June 2024. Retrieved 18 June 2024.
  30. ^ "Video - Women's 100m Backstroke Final". NBC Sports. 19 June 2024. Retrieved 22 June 2024.
  31. ^ a b "2009 FINA World Cup (Berlin) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 15 November 2009. Retrieved 25 April 2025.
  32. ^ a b c d "12th FINA World Championships (25m) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 4 December 2014. Retrieved 25 April 2025.
  33. ^ a b "2019 International Swimming League (Budapest) - Women's 100m Backstroke Results" (PDF). isl.global. 27 October 2019. p. 17. Retrieved 10 May 2025.
  34. ^ a b c "2024 Australian Championships - Women's 100m Backstroke Final Results". swimming.org.au. 26 September 2024. Retrieved 6 October 2024.
  35. ^ a b "2024 World Aquatics Cup (Incheon - )Women's 100m Backstroke Final Results". 25 October 2024. Retrieved 25 October 2024.
  36. ^ a b c "Women's 100m Backstroke Final Results" (PDF). Omega Timing. 1 November 2024. Retrieved 11 November 2024.
  37. ^ a b "2024 World Aquatics Championships (25 m) - Women's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 15 December 2024. Retrieved 15 December 2024.
  38. ^ "Men's 100m Backstroke Long Course All-Time Ranking". World Aquatics. Retrieved 29 July 2025.
  39. ^ "2025 World Aquatics Championships - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 3 August 2025. Retrieved 4 August 2025.
  40. ^ "2023 Russian Cup - Men's 100m Backstroke Final Results" (PDF). russwimming.ru. 26 July 2023. Retrieved 26 July 2023.
  41. ^ a b c d "2025 World Aquatics Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 29 July 2025. Retrieved 29 July 2025.
  42. ^ "Xu Jiayu Misses 100 Back World Record By 0.01 in China". Swimming World. 12 April 2017. Retrieved 12 April 2017.
  43. ^ "19th FINA World Championships - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 25 June 2022. Retrieved 25 June 2022.
  44. ^ "2018 Pan Pacific Championships - Men's 100m Backstroke Final" (PDF). Seiko.co.jp. 10 August 2018. Retrieved 12 August 2018.
  45. ^ "Ryan Murphy Keeps American Streak Alive with 100 Backstroke Olympic Record". Swimming World. 8 August 2016. Retrieved 29 August 2016.
  46. ^ a b "2020 Olympic Games - Men's 100m Backstroke Final results" (PDF). Archived from the original (PDF) on 21 August 2021. Retrieved 1 August 2021.
  47. ^ a b "2025 World University Games - Men's 100m Backstroke Final Results" (PDF). microplustimingservices.com. 19 July 2025. Retrieved 19 July 2025.
  48. ^ "2024 Olympic Games - Men's 100m Backstroke Final Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 2024-09-23. Retrieved 2024-12-18.
  49. ^ "2024 Olympic Games - Men's 100m Backstroke Semifinals Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 2024-08-15. Retrieved 2024-12-18.
  50. ^ "2023 World Aquatics Championships - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 30 July 2023. Retrieved 30 July 2023.
  51. ^ a b "2025 Russian Championships - Men's 100m Backstroke Final Results" (PDF). russwimming.ru. 24 April 2025. Retrieved 14 April 2025.
  52. ^ Retta Race (26 September 2023). "2023 Asian Games Day Three: China Rips 3:27.01 as #2 Men's Medley Relay All-Time". SwimSwam. Retrieved 1 May 2025.
  53. ^ "2012 US Olympic Trials - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 25 June 2012. Retrieved 2 April 2025.
  54. ^ "2024 Russian Cup - Men's 4x100m Medley Relay Final Results" (PDF). russwimming.ru. 28 July 2024. Retrieved 28 July 2024.
  55. ^ "19th FINA World Championships - Men's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 19 June 2022. Retrieved 7 July 2022.
  56. ^ "2010 European Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 10 August 2010. Retrieved 23 April 2025.
  57. ^ "2015 FINA World Cup (Dubai) - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 6 November 2015. Retrieved 2 April 2025.
  58. ^ "2016 US Olympic Trials - Men's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 25 June 2012. Retrieved 2 April 2025.
  59. ^ Sam Blacker (17 April 2025). "Oliver Morgan Shatters British Record In 100 Backstroke, #2 In The World This Year". SwimSwam. Retrieved 20 April 2025.
  60. ^ "Japan University Championships: Ryosuke Irie Blasts 100 Back, Sets Asian Record". Swimming World. 2009-09-05. Archived from the original on 2012-03-22. Retrieved 2009-09-05.
  61. ^ "13th FINA World Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 28 July 2009. Retrieved 24 April 2025.
  62. ^ "13th FINA World Championships - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 2 August 2009. Retrieved 24 April 2025.
  63. ^ "2009 US Open - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 7 August 2009. Retrieved 24 April 2025.
  64. ^ Yanyan Li (8 July 2022). "Shaine Casas Hits 52.51 100 Back Pb to Highlight Day 2 of Austin Sectionals". SwimSwam. Retrieved 24 April 2025.
  65. ^ "Men's 100m Backstroke Short Course All-Time Ranking". World Aquatics. Retrieved 27 March 2025.
  66. ^ a b "16th FINA World Championships (25m) - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 14 December 2022. Retrieved 17 December 2022.
  67. ^ Jared Anderson (14 December 2020). "Kolesnikov Rattles Own 100 Back World Record With 48.63 to Open Russian Champs". SwimSwam. Retrieved 7 May 2025.
  68. ^ "2023 Vladimir Salnikov Cup - Men's 100m Backstroke Final Results" (PDF). salnikovcup.ru/. 18 December 2023. Retrieved 7 May 2025.
  69. ^ a b Jared Anderson (15 December 2020). "Kolesnikov 48.7, Rylov 48.8 in Russian 100 Back Final: Top 2 All-time". SwimSwam. Retrieved 7 May 2025.
  70. ^ a b c d "2024 World Aquatics Championships - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 11 December 2024. Retrieved 11 December 2024.
  71. ^ "2020 International Swimming League (Final) - Men's 100 Backstroke Results" (PDF). Omega Timing. 22 November 2020. Retrieved 7 May 2025.
  72. ^ Braden Keith (23 November 2022). "Maria Kameneva, Kliment Kolesnikov Break Russian Records at Russian Championships". SwimSwam. Retrieved 10 May 2025.
  73. ^ "2022 FINA World Cup (Toronto) - Men's 100 Backstroke Final Results" (PDF). Omega Timing. 30 October 2022. Retrieved 31 October 2022.
  74. ^ "2021 International Swimming League (Match 2) - Men's 4×100m Medley Relay Results" (PDF). Omega Timing. 28 August 2021. Retrieved 7 May 2025.
  75. ^ a b "2024 World Aquatics Championships (25m) - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 15 December 2024. Retrieved 28 December 2024.
  76. ^ "2021 International Swimming League (Final) - Men's 100 Backstroke Results" (PDF). Omega Timing. 4 December 2021. Retrieved 7 May 2025.
  77. ^ "10th FINA World Championships (25m) - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 19 December 2010. Retrieved 7 May 2025.
  78. ^ "2021 International Swimming League (Match 3) - Men's 100m Backstroke Results" (PDF). omegatiming.com. 3 September 2021. Retrieved 3 September 2021.
  79. ^ a b "2022 FINA World Championships (25m) - Men's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 18 December 2022. Retrieved 18 December 2022.
  80. ^ "2018 FINA World Cup (Singapore) - Men's 100 Backstroke Final Results" (PDF). Omega Timing. 17 November 2018. Retrieved 10 May 2025.
  81. ^ "2021 International Swimming League (Final) - Men's 4×100m Medley Relay Results" (PDF). Omega Timing. 3 December 2021. Retrieved 7 May 2025.
  82. ^ "2015 Australian Short Course Championships - Men's 4×100m Medley Relay Final Results". swimming.org.au. 28 November 2015. Retrieved 10 May 2025.
  83. ^ "2021 International Swimming League (Match 12) - Men's 100m Backstroke Results" (PDF). omegatiming.com. 12 November 2021. Retrieved 13 November 2021.
  84. ^ "2009 FINA World Cup (Stockholm) - Men's 100 Backstroke Final Results" (PDF). Omega Timing. 10 November 2009. Retrieved 7 May 2025.
  85. ^ "2021 European Short Course Championships - Men's 100m Backstroke Final Results" (PDF). microplustiming.com. 5 November 2021. Retrieved 16 November 2021.
  86. ^ "2024 World Aquatics Cup (Shanghai) - Men's 100m Backstroke Final Results" (PDF). Omega Timing. 20 October 2024. Retrieved 30 October 2024.
  87. ^ "Women's 100m Backstroke Long Course All-Time Ranking". World Aquatics. Retrieved 11 August 2025.
  88. ^ a b "2025 World Aquatics Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 29 July 2025. Retrieved 29 July 2025.
  89. ^ "2024 Olympic Games - Women's 4×100m Medley Relay Final Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 2024-09-23. Retrieved 2024-12-18.
  90. ^ a b "2024 Olympic Games - Women's 100m Backstroke Final Results" (PDF). olympics.com. International Olympic Committee. Archived from the original (PDF) on 2024-09-23. Retrieved 2024-12-18.
  91. ^ a b c "2024 Australian Trials - Women's 100m Backstroke Final Results". Swimming Australia. 11 June 2024. Retrieved 12 June 2024.
  92. ^ "2025 TYR Pro Swim Series (Fort Lauderdale) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 3 May 2025. Retrieved 3 May 2025.
  93. ^ a b "2020 Olympic Games - Women's 100m Backstroke Final Results" (PDF). Archived from the original (PDF) on 27 July 2021. Retrieved 1 August 2021.
  94. ^ a b "2024 US Olympic Trials - Women's 100m Backstroke Semifinals Results Summary" (PDF). Omega Timing. 17 June 2024. Retrieved 18 June 2024.
  95. ^ "2023 Australian Trials - Women's 100m Backstroke Final Results". Swimming Australia. 14 June 2023. Retrieved 10 May 2025.
  96. ^ Anya Pelshaw (26 May 2024). "Regan Smith Breaks Own American Record With 57.51 100 Backstroke". SwimSwam. Retrieved 10 May 2025.
  97. ^ "2023 World Aquatics Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 25 July 2023. Retrieved 24 April 2025.
  98. ^ "2024 NSW Championships - Women's 100m Backstroke Final Results". Swimming Australia. 16 March 2024. Retrieved 10 May 2025.
  99. ^ a b "2025 World Aquatics Championships - Women's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 3 August 2025. Retrieved 4 August 2025.
  100. ^ Ben Dornan (15 May 2021). "Kaylee Mckeown Blasts 57.63 100 Backstroke, 0.06 Off Smith's World Record". SwimSwam. Retrieved 10 May 2025.
  101. ^ "2023 World Aquatics Cup (Athens) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 14 October 2023. Retrieved 7 May 2025.
  102. ^ "2024 TYR Pro Swim Series (Westmont) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 8 March 2024. Retrieved 7 May 2025.
  103. ^ "19th FINA World Championships - Women's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 19 June 2022. Retrieved 7 May 2025.
  104. ^ "2025 Australian Championships - Women's 100m Backstroke Final Results". Swimming Australia. 22 April 2025. Retrieved 10 May 2025.
  105. ^ "2023 World Aquatics Championships - Women's 4×100m Medley Relay Final Results" (PDF). Omega Timing. 30 July 2023. Retrieved 24 April 2025.
  106. ^ "2025 US National Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 6 June 2025. Retrieved 6 June 2025.
  107. ^ "2020 Canadian Trials - Women's 100m Backstroke Final Results". swimming.ca. 19 June 2021. Archived from the original on 17 October 2021. Retrieved 4 July 2021.
  108. ^ "2020 European Championships - Women's 4×100 m Medley Relay Final Results" (PDF). microplustiming.com. 23 May 2021. Retrieved 13 June 2021.
  109. ^ "2012 London Olympics: Emily Seebohm Blasts Olympic Record, Posts Textile Best in Prelims of 100 Back". Swimming World. 29 July 2012. Retrieved 21 April 2025.
  110. ^ "2024 World Aquatics Championships - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 13 February 2024. Retrieved 14 February 2024.
  111. ^ a b John Lohn (15 May 2021). "Sizzling Times From Olivia Smoliga & Rhyan White in 100 Backstroke in Atlanta; Ryan Murphy in Control". Swimming World. Retrieved 24 April 2025.
  112. ^ "2012 London Olympics: Missy Franklin Wins First Olympic Gold Medal With 100 Back Victory; Sets American Record". Swimming World. 30 July 2012. Retrieved 21 April 2025.
  113. ^ "2016 Summer Olympics - Women's 100m Backstroke Final Results" (PDF). Rio 2016 official website. 8 August 2016. Archived from the original (PDF) on 9 August 2016. Retrieved 9 August 2016.
  114. ^ James Sutherland (3 April 2019). "Masse Records #4 Swim, Ruck Becomes #8 Performer in Women's 100 Back". SwimSwam. Retrieved 7 May 2025.
  115. ^ "2024 US Olympic Trials - Women's 100m Backstroke Heats Results" (PDF). Omega Timing. 17 June 2024. Retrieved 18 June 2024.
  116. ^ "18th FINA World Championships - Women's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 22 July 2019. Retrieved 21 April 2025.
  117. ^ "2019 US Open - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 6 December 2019. Retrieved 7 May 2025.
  118. ^ "2021 Eindhoven Qualification Meet - Women's 100m Backstroke Final Results" (PDF). swimcup.nl. 11 April 2021. Retrieved 11 April 2021.
  119. ^ "15th FINA World Championships - Women's 4 × 100 m Medley Relay Result". Omega Timing. 4 August 2013. Retrieved 11 January 2014.
  120. ^ "Xu Jiayu Misses 100 Back World Record By 0.01 in China". Swimming World. 12 April 2017. Retrieved 12 April 2017.
  121. ^ "2016 European Championships - Women's 100m Backstroke Results" (PDF). MicroPlus Timing. 19 May 2016. Retrieved 19 May 2016.
  122. ^ "Women's 100m Backstroke Short Course All-Time Ranking". World Aquatics. Retrieved 10 December 2023.
  123. ^ a b "2024 World Aquatics Championships (25m) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 11 December 2024. Retrieved 28 December 2024.
  124. ^ Braden Keith (18 October 2024). "Watch: Gretchen Walsh Breaks The World Record In The 100 Im & 3 American Records (Race Video)". SwimSwam. Retrieved 30 October 2024.
  125. ^ "2024 World Aquatics Cup (Shanghai) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 19 October 2024. Retrieved 10 May 2025.
  126. ^ "2020 International Swimming League (Final) - Women's 100m Backstroke Results" (PDF). Omega Timing. 22 November 2020. Retrieved 10 May 2025.
  127. ^ "2024 World Aquatics Championships (25m) - Women's 100m Backstroke Semifinals Results" (PDF). Omega Timing. 10 December 2024. Retrieved 10 May 2025.
  128. ^ "2019 International Swimming League (Final) - Women's 100m Backstroke Results" (PDF). isl.global. 21 December 2019. p. 17. Retrieved 10 May 2025.
  129. ^ "2019 International Swimming League (Budapest) - Women's 4×100m Medley Relay Results" (PDF). isl.global. 27 October 2019. p. 7. Retrieved 10 May 2025.
  130. ^ "2019 European Short Course Championships - Women's 100m Backstroke Semifinals Results" (PDF). microplustiming.com. 4 December 2019. Retrieved 10 May 2025.
  131. ^ a b c "15th FINA World Championships (25m) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 17 December 2021. Retrieved 17 December 2021.
  132. ^ "2019 European Short Course Championships - Women's 100m Backstroke Heats Results" (PDF). microplustiming.com. 4 December 2019. Retrieved 10 May 2025.
  133. ^ "2019 International Swimming League (European Derby) - Women's 100m Backstroke Results" (PDF). isl.global. 24 November 2019. p. 17. Retrieved 10 May 2025.
  134. ^ "2014 FINA World Cup (Hong Kong) - Women's 100m Backstroke Final Results" (PDF). Omega Timing. 30 September 2014. Retrieved 10 May 2025.
  135. ^ "2024 World Aquatics Championships (25 m) - Women's 4×100m Medley Relay Heats Results" (PDF). Omega Timing. 15 December 2024. Retrieved 10 May 2025.
  136. ^ "2019 International Swimming League (European Derby) - Women's 4×100m Medley Results" (PDF). isl.global. 24 November 2019. p. 7. Retrieved 10 May 2025.
  137. ^ "Women's 4 × 100 m Medley Relay Final Results" (PDF). Omega Timing. 18 December 2022. Retrieved 22 January 2023.
  138. ^ "Women's 100m Backstroke Results" (PDF). SEIKO. 28 February 2010. Retrieved 28 December 2021.
  139. ^ a b "Women's 100m Backstroke Final Results" (PDF). Omega Timing. 14 December 2022. Retrieved 17 December 2022.
  140. ^ "Women's 100m Backstroke Final Results" (PDF). Omega Timing. 4 November 2022. Retrieved 5 November 2022.
  141. ^ Braden Keith (25 February 2013). "Terakawa Breaks Japanese Record in Continued Focus on Shorter Backstrokes". SwimSwam. Retrieved 10 May 2025.
  142. ^ "Women's 100m Backstroke Final Results" (PDF). salnikovcup.ru. 18 December 2022. Retrieved 31 December 2022.
  143. ^ "Women's 100m Backstroke Final Results" (PDF). microplustiming.com. 6 November 2021. Retrieved 6 November 2021.
  144. ^ "2021 International Swimming League (Match 5) - Women's 100m Backstroke Results" (PDF). Omega Timing. 10 September 2021. Retrieved 10 May 2025.
This article is issued from Wikipedia. The text is available under Creative Commons Attribution-Share Alike 4.0 unless otherwise noted. Additional terms may apply for the media files.