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.

Men

Long course


#	Time		Name	Nationality	Date	Meet	Location
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, Ohio, United States
5	1:00.9		Tom Stock	United States	12 August 1962	-	Cuyahoga Falls, Ohio, 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, California, United States
21	55.38		Rick Carey	United States	6 August 1983	US National Championships	Clovis, California, 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	USSR National Championships	Moscow, Soviet Union
26	54.95	h	David Berkoff	United States	12 August 1988	US Olympic Trials	Austin, Texas, United States
27	54.91		David Berkoff	United States	12 August 1988	US Olympic Trials	Austin, Texas, United States
28	54.51	h	David Berkoff	United States	16 September 1988	Olympic Games	Seoul, South Korea
29	53.93		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
33	53.17		Aaron Peirsol	United States	2 April 2005	US Spring National Championships	Indianapolis, United States
34	52.98		Aaron Peirsol	United States	27 March 2007	World Championships	Melbourne, Australia
35	52.89		Aaron Peirsol	United States	1 July 2008	US Olympic Trials	Omaha, Nebraska, United States
36	52.54		Aaron Peirsol	United States	12 Aug 2008	Olympic Games	Beijing, China
37	52.38	r	Aschwin Wildeboer	Spain	1 July 2009	Mediterranean Games	Pescara, Italy
38	51.94		Aaron Peirsol	United States	8 July 2009	US National Championships	Indianapolis, United States
39	51.85	r	Ryan Murphy	United States	13 Aug 2016	Olympic Games	Rio de Janeiro, Brazil
40	51.60		Thomas Ceccon	Italy	20 June 2022	World Championships	Budapest, Hungary

Short course

Time	Swimmer^[1]	Date	Place
52.71^[2]	Mark Tewksbury	March 16, 1991	Bonn, Germany
52.58 ^[2]	Mark Tewksbury	March 29, 1991	Sheffield, Great Britain
52.52^[2]	Mark Tewksbury	February 20, 1992	Winnipeg, Canada
52.50	Mark Tewksbury	February 22, 1992	Winnipeg, Canada
51.43	Jeff Rouse	April 12, 1993	Sheffield, Great Britain
51.28	Lenny Krayzelburg	February 5, 2000	Berlin, Germany^[3]
50.75	Neil Walker	March 19, 2000	Athens, Greece
50.58	Thomas Rupprath	December 8, 2002	Melbourne, Australia
50.32	Peter Marshall	March 26, 2004	New York City, United States
49.99	Ryan Lochte	April 9, 2006	Shanghai, China
49.94	Peter Marshall	November 11, 2008	Stockholm, Sweden
49.63	Peter Marshall	November 15, 2008	Berlin, Germany
49.32	Stanislav Donets	December 14, 2008	Rijeka, Croatia
49.20	Aschwin Wildeboer	December 21, 2008	Madrid, Spain
49.17	Arkady Vyatchanin	December 12, 2009	Istanbul, Turkey
48.97	Arkady Vyatchanin Stanislav Donets	December 13, 2009	Istanbul, Turkey
48.94 (r)	Nick Thoman	December 18, 2009	Manchester, England
48.92^[4]	Matt Grevers	December 12, 2015	Indianapolis, USA
48.90^[5]	Kliment Kolesnikov	December 22, 2017	Saint Petersburg, RUS
48.88^[6]	Xu Jiayu	November 11, 2018	Tokyo, JPN
48.58^[7]	Kliment Kolesnikov	November 21, 2020	Budapest, HUN
48.33^[8]	Coleman Stewart	August 29, 2021	Naples, Italy

Women

Long course

Time	Swimmer	Date	Meet	Place
1:07.7	Cathy Ferguson	October 14, 1964	Olympic Games	Tokyo, Japan
1:07.4	Ann Farlie	July 23, 1966		Béziers, France
1:07.3	Elaine Tanner	July 27, 1967		Winnipeg, Canada
1:07.1	Elaine Tanner	July 30, 1967		Winnipeg, Canada
1:06.7	Karen Muir	January 30, 1968		Kimberley, South Africa
1:06.4	Karen Muir	April 6, 1968		Paris, France
1:06.2	Kaye Hall	October 23, 1968	Olympic Games	Mexico City, Mexico
1:05.6	Karen Muir	July 6, 1969		Utrecht, Netherlands
1:05.39	Ulrike Richter	August 18, 1973		Utrecht, Netherlands
1:04.99 (r)	Ulrike Richter	September 4, 1973	World Championships	Belgrade, Yugoslavia
1:04.78 (r)	Wendy Cook	January 31, 1974	Commonwealth Games	Christchurch, New Zealand
1:04.43	Ulrike Richter	July 8, 1974		Rostock, East Germany
1:04.09	Ulrike Richter	August 22, 1974		Vienna, Austria
1:03.30	Ulrike Richter	August 23, 1974		Vienna, Austria
1:02.98	Ulrike Richter	September 1, 1974		Concord, California, USA
1:02.60	Ulrike Richter	March 14, 1976		Tallinn, USSR
1:01.62	Kornelia Ender	June 3, 1976		Berlin, East Germany
1:01.51 (r)	Ulrike Richter	June 5, 1976		Berlin, East Germany^[9]
1:01.51 (e)	Rica Reinisch	July 20, 1980	Olympic Games	Moscow, USSR
1:01.50	Rica Reinisch	July 22, 1980	Olympic Games	Moscow, USSR
1:00.86	Rica Reinisch	July 23, 1980	Olympic Games	Moscow, USSR
1:00.59 (r)	Ina Kleber	August 24, 1984	Friendship Games	Moscow, USSR
1:00.31	Krisztina Egerszegi	August 22, 1991	European Championships	Athens, Greece
1:00.16 (r)	He Cihong	September 10, 1994	World Championships	Rome, Italy
59.58	Natalie Coughlin	August 13, 2002	U.S. National Swimming Championships	Fort Lauderdale, Florida, USA
59.44	Natalie Coughlin	March 27, 2007	World Championships	Melbourne, Australia
59.21	Natalie Coughlin	February 17, 2008	Missouri Grand Prix	Columbia, Missouri, United States
59.15	Hayley McGregory	June 30, 2008	USA Olympic Trials	Omaha, Nebraska, United States
59.03	Natalie Coughlin	June 30, 2008	USA Olympic Trials	Omaha, Nebraska, United States
58.97	Natalie Coughlin	July 1, 2008	USA Olympic Trials	Omaha, Nebraska, United States
58.77	Kirsty Coventry	August 11, 2008	Olympic Games	Beijing, China
58.48	Anastasia Zuyeva	July 27, 2009	World Championships	Rome, Italy
58.12	Gemma Spofforth	July 28, 2009	World Championships	Rome, Italy
58.10	Kylie Masse	July 25, 2017	World Championships	Budapest, Hungary
58.00	Kathleen Baker	July 28, 2018	USA Championships	Irvine, California, United States
57.57 (r)	Regan Smith	July 28, 2019	World Championships	Gwangju, South Korea
57.45	Kaylee McKeown	June 13, 2021	Australian Trials	Adelaide, Australia
57.33	Kaylee McKeown	October 21, 2023	World Cup	Budapest, Hungary

Short course

Time	Swimmer^[10]	Date	Place
59.41	Angel Martino	November 21, 1993	Stavanger, Norway
58.50	Angel Martino	December 3, 1993	Palma de Mallorca, Spain
58.45	Reiko Nakamura	March 4, 2001	Sagamihara, Japan
57.08	Natalie Coughlin	November 29, 2001	East Meadow, New York, United States
56.71	Natalie Coughlin	November 23, 2002	East Meadow, New York, United States^[11]
56.51	Natalie Coughlin	October 28, 2007	Singapore
56.15	Shiho Sakai	February 22, 2009	Tokyo, Japan
55.23	Shiho Sakai	November 15, 2009	Berlin, Germany
55.03	Katinka Hosszú	December 4, 2014	Doha, Qatar
54.89	Minna Atherton	October 27, 2019	Budapest, Hungary

All-time top 25

Men long course

Correct as of April 2024^[12]

Pos	Time	Swimmer	Date	Venue	Ref
1	51.60	Thomas Ceccon (ITA)	20 June 2022	Budapest	^[13]
2	51.82	Kliment Kolesnikov (RUS)	26 July 2023	Kazan	^[14]
3	51.85	Ryan Murphy (USA)	13 August 2016	Rio de Janeiro
4	51.86	Xu Jiayu (CHN)	12 April 2017	Qingdao
5	51.94	Aaron Peirsol (USA)	8 July 2009	Indianapolis
6	51.98	Evgeny Rylov (RUS)	27 July 2021	Tokyo	^[15]
6	51.98	Hunter Armstrong (USA)	20 June 2022	Budapest
8	52.08	Matt Grevers (USA)	25 June 2012	Omaha
9	52.09	Apostolos Christou (GRE)	19 June 2022	Budapest	^[16]
10	52.11	Camille Lacourt (FRA)	10 August 2010	Budapest
10	52.11	Mitch Larkin (AUS)	6 November 2015	Dubai
12	52.12	David Plummer (USA)	27 June 2016	Omaha
13	52.24	Ryosuke Irie (JPN)	4 September 2009	Kumamoto
14	52.26	Junya Koga (JPN)	28 July 2009	Rome
15	52.27	Helge Meeuw (GER)	2 August 2009	Rome
16	52.34	Miron Lifintsev (RUS)	14 April 2024	Kazan	^[17]
17	52.38	Aschwin Wildeboer (ESP)	27 June 2009	Pescara
18	52.50	Yohann Ndoye Brouard (FRA)	20 June 2022	Budapest	^[18]
19	52.51	Nick Thoman (USA)	7 August 2009	Federal Way
19	52.51	Shaine Casas (USA)	8 July 2022	Austin
21	52.57	Arkady Vyatchanin (RUS)	2 August 2009	Rome
22	52.58	Ksawery Masiuk (POL)	19 June 2022	Budapest	^[19]
23	52.59	Randall Bal (USA)	5 December 2008	Eindhoven
24	52.70	Hugo González (ESP)	13 February 2024	Doha	^[20]
24	52.70	Oliver Morgan (GBR)	3 April 2024	London	^[21]

Notes

Below is a list of other times equal or superior to 52.70:

Thomas Ceccon also swam 51.93 (2022), 52.12 (2022), 52.16 (2023), 52.21 (2022), 52.27 (2023, 2023), 52.30 (2021), 52.49 (2021), 52.52 (2021), 52.58 (2023).
Ryan Murphy also swam 51.94 (2018), 51.97 (2016, 2022), 52.04 (2023), 52.19 (2018, 2021), 52.22 (2021, 2023), 52.24 (2021), 52.26 (2016), 52.28 (2016), 52.31 (2021), 52.33 (2021), 52.39 (2023), 52.44 (2019), 52.46 (2022), 52.49 (2016), 52.51 (2018, 2022), 52.56 (2023), 52.57 (2016), 52.59 (2017), 52.69 (2017), 52.70 (2018).
Kliment Kolesnikov also swam 52.00 (2021), 52.13 (2021), 52.15 (2021), 52.24 (2021), 52.29 (2021), 52.32 (2021), 52.42 (2021), 52.44 (2021), 52.53 (2018), 52.54 (2023), 52.63 (2021).
Xu Jiayu also swam 52.05 (2023), 52.17 (2019), 52.23 (2023), 52.26 (2023), 52.27 (2019), 52.31 (2016), 52.34 (2014, 2018), 52.37 (2020), 52.42 (2023), 52.43 (2019), 52.44 (2017, 2017), 52.47 (2023), 52.51 (2021), 52.60 (2017, 2018, 2020), 52.64 (2023), 52.70 (2021).
Evgeny Rylov also swam 52.12 (2021), 52.44 (2019), 52.57 (2019), 52.66 (2018), 52.67 (2018, 2019).
Matt Grevers also swam 52.16 (2012), 52.26 (2017), 52.48 (2017), 52.54 (2015), 52.55 (2015), 52.58 (2012), 52.64 (2016), 52.66 (2012, 2015).
Aaron Peirsol also swam 52.19 (2009), 52.54 (2008).
Hunter Armstrong also swam 52.20 (2022), 52.33 (2023), 52.37 (2022), 52.45 (2023), 52.48 (2021), 52.58 (2023), 52.59 (2023), 52.67 (2021), 52.68 (2023, 2024).
Apostolos Christou also swam 52.24 (2022), 52.57 (2022).
Mitch Larkin also swam 52.26 (2015), 52.37 (2015), 52.38 (2015, 2019), 52.40 (2015), 52.41 (2015), 52.43 (2016), 52.48 (2015, 2016), 52.50 (2015), 52.54 (2016), 52.70 (2016).
David Plummer also swam 52.28 (2016), 52.40 (2016, 2016), 52.50 (2016), 52.51 (2015), 52.70 (2016).
Ryosuke Irie also swam 52.34 (2014), 52.45 (2014), 52.50 (2009, 2009), 52.53 (2018, 2018), 52.56 (2009), 52.57 (2014), 52.59 (2020), 52.60 (2009), 52.61 (2018), 52.62 (2009), 52.69 (2014).
Junya Koga also swam 52.39 (2009).
Camille Lacourt also swam 52.44 (2011), 52.46 (2010), 52.48 (2015), 52.58 (2010), 52.70 (2015, 2016).
Helge Meeuw also swam 52.46 (2009), 52.49 (2009), 52.54 (2009).
Miron Lifintsev also swam 52.62 (2024).
Aschwin Wildeboer also swam 52.64 (2009), 52.70 (2009).

Men short course

Correct as of November 2023^[22]

Pos	Time	Swimmer	Date	Venue	Ref
1	48.33	Coleman Stewart (USA)	29 August 2021	Naples	^[23]
2	48.50	Ryan Murphy (USA)	14 December 2022	Melbourne	^[24]
3	48.58	Kliment Kolesnikov (RUS)	21 November 2020	Budapest
4	48.84	Shaine Casas (USA)	30 October 2022	Toronto	^[25]
5	48.88	Xu Jiayu (CHN)	11 November 2018	Tokyo
5	48.88	Evgeny Rylov (RUS)	15 December 2020	Saint Petersburg
7	48.92	Matt Grevers (USA)	12 December 2015	Indianapolis
8	48.94	Nick Thoman (USA)	18 December 2009	Manchester
9	48.95	Stanislav Donets (RUS)	19 December 2010	Dubai
9	48.95	Guilherme Guido (BRA)	3 September 2021	Naples	^[26]
11	48.97	Arkady Vyatchanin (RUS)	13 December 2009	Istanbul
12	49.03	Mitch Larkin (AUS)	28 November 2015	Sydney
13	49.04	Lorenzo Mora (ITA)	14 December 2022	Melbourne	^[27]
14	49.05	Aschwin Wildeboer (ESP)	13 December 2009	Istanbul
15	49.23	Radosław Kawęcki (POL)	12 December 2015	Lublin
15	49.23	Pavel Samusenko (RUS)	21 November 2023	Saint Petersburg	^[28]
17	49.25	Mark Nikolaev (RUS)	12 November 2021	Eindhoven	^[29]
18	49.29	Peter Marshall (USA)	10 November 2009	Stockholm
19	49.31	Robert Glință (ROM)	5 November 2021	Kazan	^[30]
20	49.33	Kacper Stokowski (POL)	13 December 2022	Melbourne	^[31]
21	49.37	Miron Lifincev (RUS)	21 November 2023	Saint Petersburg	^[32]
22	49.46	Isaac Cooper (AUS)	18 December 2022	Melbourne
23	49.57	Jérémy Stravius (FRA)	7 December 2013	Dijon
23	49.57	Jérémy Stravius (FRA)	8 December 2013	Dijon
24	49.60	Pieter Coetze (RSA)	14 December 2022	Melbourne	^[33]
25	49.62	Thomas Ceccon (ITA)	23 October 2022	Berlin	^[34]

Notes

Below is a list of other times equal or superior to 49.62:

Kliment Kolesnikov also swam 48.82 (2020), 48.90 (2017), 49.12 (2023), 49.13 (2021), 49.22 (2023), 49.46 (2021), 49.47 (2021), 49.57 (2021).
Evgeny Rylov also swam 48.94 (2021), 48.98 (2021), 49.58 (2021).
Coleman Stewart also swam 49.13 (2021), 49.62 (2021).
Ryan Murphy also swam 49.23 (2018), 49.29 (2020), 49.36 (2020), 49.49 (2021), 49.51 (2021), 49.61 (2021).
Shaine Casas also swam 49.23 (2021), 49.40 (2022), 49.54 (2022), 49.57 (2021).
Guilherme Guido also swam 49.29 (2021), 49.39 (2021), 49.40 (2020), 49.45 (2021), 49.59 (2020).
Lorenzo Mora also swam 49.37 (2022).
Mark Nikolaev also swam 49.40 (2021), 49.43 (2021).
Robert Glință also swam 49.60 (2021).

Women long course

Correct as of April 2024^[35]

Pos	Time	Swimmer	Date	Venue	Ref
1	57.33	Kaylee McKeown (AUS)	21 October 2023	Budapest	^[36]
2	57.57	Regan Smith (USA)	28 July 2019	Gwangju
3	57.70	Kylie Masse (CAN)	19 June 2021	Toronto	^[37]
4	58.00	Kathleen Baker (USA)	28 July 2018	Irvine
5	58.01	Katharine Berkoff (USA)	30 June 2023	Indianapolis	^[38]
6	58.08	Kathleen Dawson (GBR)	23 May 2021	Budapest	^[39]
7	58.09	Mollie O'Callaghan (AUS)	18 April 2024	Gold Coast	^[40]
8	58.12	Gemma Spofforth (GBR)	28 July 2009	Rome
9	58.18	Anastasia Fesikova (RUS)	28 July 2009	Rome
10	58.23	Emily Seebohm (AUS)	29 July 2012	London
11	58.29	Claire Curzan (USA)	13 February 2024	Doha	^[41]
12	58.31	Olivia Smoliga (USA)	16 May 2021	Atlanta
13	58.33	Missy Franklin (USA)	30 July 2012	London
14	58.43	Rhyan White (USA)	15 May 2021	Atlanta
14	58.43	Rhyan White (USA)	27 July 2021	Tokyo
15	58.45	Katinka Hosszú (HUN)	8 August 2016	Rio de Janeiro
16	58.55	Taylor Ruck (CAN)	3 April 2019	Toronto
17	58.60	Minna Atherton (AUS)	22 July 2019	Gwangju
18	58.63	Phoebe Bacon (USA)	6 December 2019	Atlanta
19	58.65	Kira Toussaint (NED)	11 April 2021	Eindhoven
20	58.70	Aya Terakawa (JPN)	4 August 2013	Barcelona
21	58.72	Fu Yuanhui (CHN)	8 April 2017	Qingdao
22	58.73	Mie Nielsen (DEN)	19 May 2016	London
23	58.75	Madison Wilson (AUS)	4 August 2015	Kazan
24	58.77	Kirsty Coventry (ZIM)	11 August 2008	Beijing
25	58.80	Ingrid Wilm (CAN)	28 March 2023	Toronto	^[42]

Notes

Below is a list of other times equal or superior to 58.80:

Kaylee McKeown also swam 57.45 (2021), 57.47 (2021), 57.50 (2023), 57.53 (2023), 57.57 (2024), 57.63 (2021, 2023), 57.79 (2023), 57.84 (2023), 57.88 (2021), 57.90 (2023), 57.91 (2023), 57.93 (2020, 2023), 57.95 (2023), 58.01 (2021), 58.11 (2020, 2021), 58.14 (2021), 58.19 (2024), 58.31 (2022), 58.33 (2023), 58.35 (2022), 58.42 (2021), 58.48 (2023), 58.49 (2022), 58.52 (2020), 58.57 (2021), 58.60 (2021, 2022), 58.66 (2022), 58.69 (2021), 58.73 (2022), 58.77 (2022), 58.79 (2022).
Regan Smith also swam 57.64 (2024), 57.65 (2022), 57.68 (2023), 57.71 (2023), 57.74 (2024), 57.76 (2022), 57.78 (2023), 57.83 (2023), 57.86 (2021), 57.90 (2023), 57.92 (2021, 2023), 57.95 (2022), 57.96 (2021), 58.04 (2023), 58.05 (2021, 2021), 58.16 (2023), 58.18 (2020), 58.22 (2022), 58.26 (2020), 58.29 (2022), 58.31 (2022), 58.33 (2023), 58.35 (2021, 2021), 58.40 (2022), 58.45 (2019), 58.47 (2023, 2023), 58.54 (2023), 58.55 (2019), 58.63 (2023), 58.65 (2022), 58.68 (2019), 58.69 (2021), 58.75 (2024), 58.77 (2021), 58.79 (2020).
Kylie Masse also swam 57.72 (2021), 57.90 (2021), 58.09 (2021), 58.10 (2017), 58.13 (2021), 58.16 (2019), 58.17 (2021), 58.18 (2017), 58.19 (2019), 58.21 (2017), 58.29 (2018), 58.31 (2017), 58.39 (2022), 58.40 (2022), 58.41 (2022), 58.42 (2017), 58.48 (2021, 2022), 58.50 (2019), 58.54 (2018), 58.57 (2022, 2022), 58.60 (2019), 58.61 (2018), 58.62 (2017), 58.63 (2018, 2018), 58.66 (2016, 2018), 58.70 (2018), 58.73 (2022), 58.74 (2023), 58.76 (2016), 58.77 (2016).
Kathleen Dawson also swam 58.24 (2021), 58.44 (2021), 58.49 (2021), 58.56 (2021), 58.65 (2021), 58.69 (2021), 58.70 (2021).
Katharine Berkoff also swam 58.25 (2023), 58.39 (2023), 58.56 (2023), 58.60 (2023), 58.61 (2022, 2023), 58.62 (2021), 58.77 (2024).
Emily Seebohm also swam 58.26 (2015), 58.34 (2015), 58.37 (2015), 58.39 (2012), 58.45 (2021), 58.51 (2015), 58.53 (2017), 58.56 (2015), 58.57 (2012), 58.59 (2015, 2017, 2021, 2021), 58.62 (2017), 58.66 (2018), 58.68 (2012), 58.70 (2015), 58.72 (2015, 2018), 58.73 (2016), 58.79 (2013, 2018).
Claire Curzan also swam 58.35 (2023), 58.39 (2023), 58.59 (2023), 58.67 (2022), 58.73 (2022, 2024).
Missy Franklin also swam 58.39 (2013), 58.42 (2013), 58.50 (2012), 58.67 (2013).
Kathleen Baker also swam 58.41 (2018), 58.54 (2017), 58.56 (2020), 58.57 (2017), 58.58 (2017), 58.75 (2016), 58.77 (2018).
Mollie O'Callaghan also swam 58.42 (2023, 2023).
Rhyan White also swam 58.46 (2021), 58.59 (2022), 58.60 (2021).
Anastasia Fesikova also swam 58.48 (2009).
Olivia Smoliga also swam 58.50 (2021), 58.72 (2021), 58.73 (2019), 58.75 (2018), 58.77 (2017), 58.79 (2019).
Kira Toussaint also swam 58.73 (2021), 58.74 (2021).
Gemma Spofforth also swam 58.74 (2009), 58.78 (2009).
Mie Nielsen also swam 58.75 (2016), 58.80 (2016).
Fu Yuanhui also swam 58.76 (2016).
Katinka Hosszú also swam 58.78 (2015), 58.80 (2017).

Women short course

Correct as of December 2023^[43]

Pos	Time	Swimmer	Date	Venue	Ref
1	54.89	Minna Atherton (AUS)	27 October 2019	Budapest
2	55.03	Katinka Hosszú (HUN)	4 December 2014	Doha
3	55.04	Olivia Smoliga (USA)	22 November 2020	Budapest
4	55.17	Kira Toussaint (NED)	4 December 2019	Glasgow
5	55.20	Louise Hansson (SWE)	17 December 2021	Abu Dhabi	^[44]
6	55.22	Kylie Masse (CAN)	17 December 2021	Abu Dhabi	^[45]
7	55.23	Shiho Sakai (JPN)	15 November 2009	Berlin
8	55.31	Emily Seebohm (AUS)	4 December 2014	Doha
9	55.36	Ingrid Wilm (CAN)	18 December 2022	Melbourne	^[46]
10	55.40	Katharine Berkoff (USA)	17 December 2021	Abu Dhabi	^[47]
11	55.48	Gao Chang (CHN)	28 February 2010	Tokyo	^[48]
12	55.49	Kaylee McKeown (AUS)	14 December 2022	Melbourne	^[49]
13	55.54	Daryna Zevina (UKR)	4 December 2014	Doha
14	55.62	Mollie O'Callaghan (AUS)	14 December 2022	Melbourne	^[50]
15	55.74	Beata Nelson (USA)	24 August 2022	Sydney	^[51]
15	55.74	Claire Curzan (USA)	14 December 2022	Melbourne	^[52]
17	55.75	Bella Sims (USA)	4 November 2022	Indianapolis	^[53]
18	55.76	Aya Terakawa (JPN)	23 February 2013	Sagamihara
19	55.83	Maria Kameneva (RUS)	18 December 2022	Saint Petersburg	^[54]
20	55.86	Maaike de Waard (NED)	6 November 2021	Kazan	^[55]
21	55.87	Rhyan White (USA)	17 December 2021	Abu Dhabi	^[56]
22	55.89	Ali DeLoof (USA)	10 September 2021	Naples
23	55.91	Kathleen Baker (USA)	29 September 2018	Eindhoven
24	55.92	Courtney Bartholomew (USA)	12 December 2015	Indianapolis
25	55.97	Natalie Coughlin (USA)	16 December 2011	Atlanta

Notes

Below is a list of other times equal or superior to 55.97:

Minna Atherton also swam 55.09 (2019), 55.12 (2019), 55.29 (2019), 55.35 (2019), 55.43 (2019), 55.45 (2019), 55.55 (2019).
Kira Toussaint also swam 55.26 (2019), 55.42 (2021), 55.53 (2021), 55.58 (2019), 55.68 (2020), 55.71 (2019), 55.72 (2021), 55.74 (2019), 55.76 (2021), 55.79 (2021), 55.88 (2023), 55.90 (2020), 55.92 (2018), 55.94 (2020), 55.95 (2021).
Katinka Hosszú also swam 55.34 (2014), 55.38 (2014), 55.42 (2015), 55.52 (2017), 55.54 (2016), 55.56 (2014), 55.59 (2016), 55.60 (2016), 55.65 (2017), 55.66 (2017), 55.70 (2014), 55.71 (2015), 55.77 (2014), 55.80 (2016), 55.93 (2016)).
Emily Seebohm also swam 55.46 (2015), 55.47 (2014), 55.81 (2018).
Olivia Smoliga also swam 55.47 (2018), 55.60 (2020), 55.62 (2020), 55.66 (2020), 55.86 (2018), 55.92 (2020), 55.97 (2019).
Kaylee McKeown also swam 55.68 (2020), 55.74 (2022), 55.81 (2022).
Ingrid Wilm also swam 55.68 (2021), 55.74 (2022), 55.92 (2022), 55.94 (2021).
Gao Chang also swam 55.72 (2009).
Kylie Masse also swam 55.76 (2021), 55.83 (2021), 55.95 (2021).
Mollie O'Callaghan also swam 55.80 (2022), 55.81 (2022).
Louise Hansson also swam 55.85 (2021), 55.89 (2022).
Beata Nelson also swam 55.90 (2022).
Katharine Berkoff also swam 55.92 (2021).

References

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v t e World records in swimming
Freestyle	50 100 200 400 800 1500
Backstroke	50 100 200
Breaststroke	50 100 200
Butterfly	50 100 200
Individual medley	100 200 400
Relays	4 × 50 freestyle relay 4 × 100 freestyle relay 4 × 200 freestyle relay 4 × 50 medley relay 4 × 100 medley relay