Progression of World Swimming Championships’ Records (50m)

Time Series Competitor, Country Venue Date

MEN 50 metres Freestyle (1st held 1986) 21.04 f Caeleb Remel Dressel, USA Gwangju, KOR 27 Jul 2019 21.08 f Cesar Cielo Filho, BRA Rome, ITA 1 Aug 2009 21.20 so George Bovell, TTO Rome, ITA 31 Jul 2009 21.21 sf2 Frederick Bousquet, FRA Rome, ITA 31 Jul 2009 21.29 sf1 Duje Draganja, CRO Rome, ITA 31 Jul 2009 21.37 h22 Cesar Cielo Filho, BRA Rome, ITA 31 Jul 2009 21.64 h21 George Bovell, TTO Rome, ITA 31 Jul 2009 21.69 f , RSA Montreal, Qc 30 Jul 2005 21.92 f Aleksandr ‘Alex’ Popov, RUS Barcelona, ESP 26 Jul 2003 21.98 h22 Aleksandr ‘Alex’ Popov, RUS Barcelona, ESP 25 Jul 2003 22.05 sf2 Anthony Ervin, USA Fukuoka, JPN 22 Jul 2001 22.16 f Thomas ‘Tom’ Jager, USA Perth, AUS 12 Jan 1991 22.42 h5 Matthew ‘Matt’ Biondi, USA Perth, AUS 12 Jan 1991 22.49 f Thomas ‘Tom’ Jager, USA Madrid, ESP 22 Aug 1986 22.62 h Stefan Volery, SUI Madrid, ESP 22 Aug 1986 23.42 h Greg Fasala, AUS Madrid, ESP 22 Aug 1986

23.56 f+ Matthew ‘Matt’ Biondi, USA Madrid, ESP 19 Aug 1986 23.99 f+ Jorg Woithe, GDR Guayaquil, ECU 3 Aug 1982 24.12 f+ David ‘Dave’ McCagg, USA West Berlin, FRG 28 Aug 1978 24.44 h + David ‘Dave’ McCagg, USA West Berlin, FRG 28 Aug 1978 24.76 h4+ Andy Coan, USA Cali, COL 27 Jul 1975

100 metres Freestyle 46.91 f Cesar Cielo Filho, BRA Rome, ITA 30 Jul 2009 47.09 R Cesar Cielo Filho, BRA Rome, ITA 26 Jul 2009 47.39 Rh5 Cesar Cielo Filho, BRA Rome, ITA 26 Jul 2009 47.52 Rh4 Stefan Nystrand, SWE Rome, ITA 26 Jul 2009 47.77 Rh3 , CAN Rome, ITA 26 Jul 2009 48.12 f Filippo Magnini, ITA Montreal, Qc 28 Jul 2005 48.33 f Anthony Ervin, USA Fukuoka, JPN 27 Jul 2001 48.57 sf2 Pieter van den Hoogenband, NED Fukuoka, JPN 26 Jul 2001 48.74 R Aleksandr ‘Alex’ Popov, RUS Perth, AUS 15 Jan 1998 48.93 f Aleksandr ‘Alex’ Popov, RUS Perth, AUS 14 Jan 1998 48.94 f Matthew ‘Matt’ Biondi, USA Madrid, ESP 19 Aug 1986 49.48 h9 Matthew ‘Matt’ Biondi, USA Madrid, ESP 19 Aug 1986 49.60 h7 Jorg Woithe, GDR Guayaquil, ECU 3 Aug 1982 49.99 h6 Christopher ‘Chris’ Cavanaugh, USA Guayaquil, ECU 3 Aug 1982 50.22 h5 Ambrose ‘Rowdy’ Gaines, USA Guayaquil, ECU 3 Aug 1982 50.24 f David ‘Dave’ McCagg, USA West Berlin, FRG 28 Aug 1978 50.39 h David ‘Dave’ McCagg, USA West Berlin, FRG 28 Aug 1978 51.23 h4 Andy Coan, USA Cali, COL 27 Jul 1975 51.70 f James ‘Jim’ Montgomery, USA Belgrade, YUG 9 Sep 1973 52.61 Rh1 Michael ‘Mike’ Wenden, AUS Belgrade, YUG 5 Sep 1973

200 metres Freestyle 1:42.00 f Paul Biedermann, GER Rome, ITA 28 Jul 2009 1:43.65 sf2 Paul Biedermann, GER Rome, ITA 27 Jul 2009 1:43.86 f Michael Phelps, USA Melbourne, AUS 27 Mar 2007 1:44.06 f , AUS Fukuoka, JPN 25 Jul 2001 1:45.80 sf2 Pieter van den Hoogenband, NED Fukuoka, JPN 24 Jul 2001 1:47.18 h1 Pieter van den Hoogenband, NED Fukuoka, JPN 24 Jul 2001 1:47.27 f Giorgio Lamberti, ITA Perth, AUS 7 Jan 1991 1:47.92 f Michael Gross, FRG Madrid, ESP 17 Aug 1986 1:48.70 h7 Michael Gross, FRG Madrid, ESP 17 Aug 1986 1:49.22 h6 Matthew ‘Matt’ Biondi, USA Madrid, ESP 17 Aug 1986 1:49.55 h6 Michael Gross, FRG Guayaquil, ECU 1 Aug 1982 1:51.02 f William ‘Bill’ Forrester, USA West Berlin, FRG 20 Aug 1978 1:51.04 f Tim Shaw, USA Cali, COL 22 Jul 1975 1:52.35 h5 Bruce Furniss, USA Cali, COL 22 Jul 1975 1:52.77 h4 Tim Shaw, USA Cali, COL 22 Jul 1975 1:53.02 f James ‘Jim’ Montgomery, USA Belgrade, YUG 4 Sep 1973 1:54.58 h5 Kurt Krumpholz, USA Belgrade, YUG 4 Sep 1973 1:57.09 h4 Roger Pyttel, GDR Belgrade, YUG 4 Sep 1973 1:57.14 h2 Vladimir Bure, URS [RUS] Belgrade, YUG 4 Sep 1973 1:57.62 h1 Werner Lampe, FRG Belgrade, YUG 4 Sep 1973

400 metres Freestyle 3:40.07 f Paul Biedermann, GER Rome, ITA 26 Jul 2009 3:40.17 f Ian Thorpe, AUS Fukuoka, JPN 22 Jul 2001 3:43.80 f Kieren Perkins, AUS Rome, ITA 9 Sep 1994 3:48.04 f Jorg Hoffmann, GER Perth, AUS 11 Jan 1991 3:50.05 f Rainer Henkel, FRG Madrid, ESP 21 Aug 1986 3:51.30 f Vladimir Salnikov, URS [RUS] Guayaquil, ECU 5 Aug 1982 3:51.94 f Vladimir Salnikov, URS [RUS] West Berlin, FRG 23 Aug 1978 3:53.32 h Vladimir Salnikov, URS [RUS] West Berlin, FRG 23 Aug 1978 3:54.88 f Tim Shaw, USA Cali, COL 24 Jul 1975 3:58.18 f Rick De Mont, USA Belgrade, YUG 6 Sep 1973 4:02.38 h1 Bradford Cooper, AUS Belgrade, YUG 6 Sep 1973

800 metres Freestyle (1st held 2001) 7:32.12 f Zhang Lin, CHN Rome, ITA 29 Jul 2009 7:38.65 f , AUS Montreal, Qc 27 Jul 2005 7:39.16 f Ian Thorpe, AUS Fukuoka, JPN 24 Jul 2001 7:52.74 h4 Ian Thorpe, AUS Fukuoka, JPN 23 Jul 2001

7:50.95 f+ Kieren Perkins, AUS Rome, ITA 11 Sep 1994 7:52.55 f+ Jorg Hoffmann, GER Perth, AUS 13 Jan 1991 8:00.51 f+ Vladimir Salnikov, URS [RUS] Guayaquil, ECU 7 Aug 1982 8:06.47 f+ Vladimir Salnikov, URS [RUS] West Berlin, FRG 27 Aug 1978 8:13.98 h4+ Vladimir Salnikov, URS [RUS] West Berlin, FRG 24 Aug 1978 8:14.51 f+ Tim Shaw, USA Cali, COL 26 Jul 1975 8:16.27^ h4+ Stephen ‘Steve’ Holland, AUS Belgrade, YUG 8 Sep 1973 8:4 h2+ Hakon Iverson, NOR Belgrade, YUG 8 Sep 1973 8:5 h1+ Francois Deley, BEL Belgrade, YUG 8 Sep 1973

1500 metres Freestyle 14:34.14 f Yang Sun, CHN Shanghai, CHN 31 Jul 2011 14:34.56 f Grant Hackett, AUS Fukuoka, JPN 29 Jul 2001 14:50.36 f Jorg Hoffmann, GER Perth, AUS 13 Jan 1991 15:01.77 f Vladimir Salnikov, URS [RUS] Guayaquil, ECU 7 Aug 1982 15:03.99 f Vladimir Salnikov, URS [RUS] West Berlin, FRG 27 Aug 1978 15:18.90 h4 Vladimir Salnikov, URS [RUS] West Berlin, FRG 24 Aug 1978 15:28.92 f Tim Shaw, USA Cali, COL 26 Jul 1975 15:31.85^ h4 Stephen ‘Steve’ Holland, AUS Belgrade, YUG 8 Sep 1973 16:28.49 h2 Hakon Iverson, NOR Belgrade, YUG 8 Sep 1973 16:41.53 h1 Francois Deley, BEL Belgrade, YUG 8 Sep 1973

50 metres Backstroke (1st held officially 2001) 24.04 f Liam Tancock, GBR Rome, ITA 2 Aug 2009 24.08 sf1 Liam Tancock, GBR Rome, ITA 1 Aug 2009 24.49 h13 Guilherme Guido, BRA Rome, ITA 1 Aug 2009 24.80 f Thomas Rupprath, GER Barcelona, ESP 27 Jul 2003 25.07 sf2 Thomas Rupprath, GER Barcelona, ESP 26 Jul 2003 25.19 h13 Thomas Rupprath, GER Barcelona, ESP 26 Jul 2003 25.31 sf1 Thomas Rupprath, GER Fukuoka, JPN 24 Jul 2001 25.43 h8 Randall Bal, USA Fukuoka, JPN 24 Jul 2001 25.90 h7 Riley Janes, CAN Fukuoka, JPN 24 Jul 2001 25.93 h6 Mariusz Siembica, POL Fukuoka, JPN 24 Jul 2001 26.08 h5 Vyacheslav Shyrshov, UKR Fukuoka, JPN 24 Jul 2001

26.44 f Dirk Richter, GER Perth, AUS 6 Jan 1991 26.61 h3 Frank Hoffmeister, GER Perth, AUS 6 Jan 1991 26.82 h2 Martin Harris, GBR Perth, AUS 6 Jan 1991

26.99 f+ Dirk Richter, GDR Guayaquil, ECU 6 Aug 1982 27.16 h5+ Robert ‘Bob’ Jackson, USA West Berlin, FRG 20 Aug 1978

100 metres Backstroke 52.17 sf2 Jiayu Xu, CHN Gwangju, KOR 22 Jul 2019 52.18 Rh3 Ryan Murphy, USA Kazan, RUS 5 Aug 2015 52.19 R Aaron Peirsol, USA Rome, ITA 2 Aug 2009 52.26 f Junya Koga, JPN Rome, ITA 28 Jul 2009 52.39 sf1 Junya Koga, JPN Rome, ITA 27 Jul 2009 52.93 h12 Aschwin Wildeboer Faber, ESP Rome, ITA 27 Jul 2009 52.98 f Aaron Peirsol, USA Melbourne, AUS 27 Mar 2007 53.51 sf2 Ryan Lochte, USA Melbourne, AUS 26 Mar 2007 53.61 f Aaron Peirsol, USA Barcelona, ESP 22 Jul 2003 54.28 sf2 Aaron Peirsol, USA Barcelona, ESP 21 Jul 2003 54.31 f Matthew ‘Matt’ Welsh, AUS Fukuoka, JPN 23 Jul 2001 54.49 R Jeffrey ‘Jeff’ Rouse, USA Rome, ITA 11 Sep 1994 55.17 f Martín López-Zubero, ESP Rome, ITA 10 Sep 1994 55.23 f Jeffrey ‘Jeff’ Rouse, USA Perth, AUS 12 Jan 1991 55.34 h5 Jeffrey ‘Jeff’ Rouse, USA Perth, AUS 12 Jan 1991 55.58 f Igor Polianskiy, URS [RUS] Madrid, ESP 22 Aug 1986 55.95 f Dirk Richter, GDR Guayaquil, ECU 6 Aug 1982 56.19 h Dirk Richter, GDR Guayaquil, ECU 6 Aug 1982 56.33 R Robert ‘Bob’ Jackson, USA West Berlin, FRG 28 Aug 1978 56.36 f Robert ‘Bob’ Jackson, USA West Berlin, FRG 20 Aug 1978 56.95 h5 Robert ‘Bob’ Jackson, USA West Berlin, FRG 20 Aug 1978 57.43 h4 Peter Rocca, USA West Berlin, FRG 20 Aug 1978 57.47 f Roland Matthes, GDR Belgrade, YUG 4 Sep 1973 58.69 h4 Roland Matthes, GDR Belgrade, YUG 4 Sep 1973 59.10 h3 Michael ‘Mike’ Stamm, USA Belgrade, YUG 4 Sep 1973 59.33 h2 John Murphy, USA Belgrade, YUG 4 Sep 1973 59.53 (58.93?) h1 Lutz Wanja, GDR Belgrade, YUG 4 Sep 1973

200 metres Backstroke 1:51.92 f Aaron Peirsol, USA Rome, ITA 31 Jul 2009 1:54.06 sf1 Aaron Peirsol, USA Rome, ITA 30 Jul 2009 1:54.32 f Ryan Lochte, USA Melbourne, AUS 30 Mar 2007 1:54.66 f Aaron Peirsol, USA Montreal, Qc 29 Jul 2005 1:55.82 sf2 Aaron Peirsol, USA Barcelona, ESP 24 Jul 2003 1:57.13 f Aaron Peirsol, USA Fukuoka, JPN 27 Jul 2001 1:57.42 f Vladimir Selkov, RUS Rome, ITA 7 Sep 1994 1:58.78 f Igor Polianskiy, URS [RUS] Madrid, ESP 19 Aug 1986 2:00.82 f Richard ‘Rick’ Carey, USA Guayaquil, ECU 3 Aug 1982 2:01.36 h Sandor Wladar, HUN Guayaquil, ECU 3 Aug 1982 2:01.87 f Roland Matthes, GDR Belgrade, YUG 6 Sep 1973 2:06.75 h4 Roland Matthes, GDR Belgrade, YUG 6 Sep 1973 2:09.81 h1 Robert Williams, AUS Belgrade, YUG 6 Sep 1973

50 metres Breaststroke (1st held officially 2001) 25.95 sf2 Adam Peaty, GBR Budapest, HUN 25 Jul 2017 26.10 h9 Adam Peaty, GBR Budapest, HUN 25 Jul 2017 26.42 sf1 Adam Peaty, GBR Kazan, RUS 4 Aug 2015 26.62 h7 Cameron van der Burgh, RSA Kazan, RUS 4 Aug 2015 26.67 f Cameron van der Burgh, RSA Rome, ITA 29 Jul 2009 26.74 sf2 Cameron van der Burgh, RSA Rome, ITA 28 Jul 2009 26.92 h16 Cameron van der Burgh, RSA Rome, ITA 28 Jul 2009 26.92 sf1 Felipe Franca Silva, BRA Rome, ITA 28 Jul 2009 27.15 h15 Brenton Rickards, AUS Rome, ITA 28 Jul 2009 27.26 h12 Barry Murphy, IRL Rome, ITA 28 Jul 2009 27.38 sf2+ Cameron van der Burgh, RSA Rome, ITA 26 Jul 2009 27.41 h15+ Cameron van der Burgh, RSA Rome, ITA 26 Jul 2009 27.46 sf2 James Gibson, GBR Barcelona, ESP 22 Jul 2003 27.52 f Oleg Lisogor, UKR Fukuoka, JPN 29 Jul 2001 27.59 sf2 Mark Warnecke, GER Fukuoka, JPN 28 Jul 2001 27.71 h7 James Gibson, GBR Fukuoka, JPN 28 Jul 2001 27.92 h6 Oleg Lisogor, UKR Fukuoka, JPN 28 Jul 2001

28.67 f Jianhong Chen, CHN Perth, AUS 6 Jan 1991

28.77 f+ Gianni Minervini, ITA Madrid, ESP 17 Aug 1986 29.35 f+ Gerald Moerken, FRG West Berlin, FRG 20 Aug 1978 29.71 h2+ Gerald Moerken, FRG West Berlin, FRG 20 Aug 1978

100 metres Breaststroke 56.88 sf2 Adam Peaty, GBR Gwangju, KOR 21 Jul 2019 57.47 f Adam Peaty, GBR Budapest, HUN 24 Jul 2017 57.75 sf2 Adam Peaty, GBR Budapest, HUN 23 Jul 2017 58.18 sf2 Adam Peaty, GBR Kazan, RUS 2 Aug 2015 58.49 sf1 Cameron van der Burgh, RSA Kazan, RUS 2 Aug 2015 58.52 h9 Adam Peaty, GBR Kazan, RUS 2 Aug 2015 58.58 f Brenton Rickard, AUS Rome, ITA 27 Jul 2009 58.96 sf2 Eric Shanteau, USA Rome, ITA 26 Jul 2009 58.98 h14 Brenton Rickard, AUS Rome, ITA 26 Jul 2009 59.37 f Brenden Hansen, USA Montreal, Qc 25 Jul 2005 59.71 h12 Kosuke Kitajima JPN Montreal, Qc 24 Jul 2005 59.78 f Kosuke Kitajima JPN Barcelona, ESP 21 Jul 2003 59.94 sf2 Roman Sloudnov, RUS Fukuoka, JPN 23 Jul 2001 1:00.40 h8 Roman Sloudnov, RUS Fukuoka, JPN 23 Jul 2001 1:00.95 h7 Kosuke Kitajima JPN Fukuoka, JPN 23 Jul 2001 1:01.24 f Norbert Rozsa, HUN Rome, ITA 5 Sep 1994 1:01.45 f Norbert Rozsa, HUN Perth, AUS 7 Jan 1991 1:01.49 h6 Norbert Rozsa, HUN Perth, AUS 7 Jan 1991 1:02.01 dq (f) Adrian Moorhouse, GBR Madrid, ESP 17 Aug 1986 1:02.28 h Adrian Moorhouse, GBR Madrid, ESP 17 Aug 1986 1:02.75 f Steve Lundquist, USA Guayaquil, ECU 1 Aug 1982 1:03.06 h Victor ‘Vic’ Davis, CAN Guayaquil, ECU 1 Aug 1982 1:03.54 ?h Steve Lundquist, USA Guayaquil, ECU 1 Aug 1982 1:03.56 f Walter Kusch, FRG West Berlin, FRG 20 Aug 1978 1:03.72 h1 Walter Kusch, FRG West Berlin, FRG 20 Aug 1978 1:04.02 f John Hencken, USA Belgrade, YUG 4 Sep 1973 1:04.35 h5 John Hencken, USA Belgrade, YUG 4 Sep 1973 1:06.10 h3 Nikolai Pankin, URS [RUS] Belgrade, YUG 4 Sep 1973 1:06.72 ?h2 Richard ‘Rick’ Colella, USA Belgrade, YUG 4 Sep 1973 1:06.98 ?h1 David Wilkie, GBR Belgrade, YUG 4 Sep 1973

200 metres Breaststroke 2:06.12 f Anton Chupkov, RUS Gwangju, KOR 26 Jul 2019 2:06.67 sf2 Matthew Wilson, AUS Gwangju, KOR 25 Jul 2019 2:06.83 sf1 Anton Chupkov, RUS Gwangju, KOR 25 Jul 2019 2:06.96 f Anton Chupkov, RUS Budapest, HUN 28 Jul 2017 2:07.14 sf2 Anton Chupkov, RUS Budapest, HUN 27 Jul 2017 2:07.23 f Daniel Gyurta, HUN Barcelona, ESP 2 Aug 2013 2:07.31 sf1 Christian Sprenger, AUS Rome, ITA 30 Jul 2009 2:08.55 h9 Eric Shanteau, USA Rome, ITA 30 Jul 2009 2:08.85 h8 Loris Facci, ITA Rome, ITA 30 Jul 2009 2:09.22 h7 Henrique Barbosa, BRA Rome, ITA 30 Jul 2009 2:09.26 h6 Yevgeniy Ryzhkov, KAZ Rome, ITA 30 Jul 2009 2:09.28 h5 Giedrius Titenis, LTU Rome, ITA 30 Jul 2009 2:09.42 f Kosuke Kitajima JPN Barcelona, ESP 24 Jul 2003 2:09.73 sf2 Kosuke Kitajima JPN Barcelona, ESP 23 Jul 2003 2:10.66 h8 Kosuke Kitajima JPN Barcelona, ESP 23 Jul 2003 2:10.69 f Brendan Hansen, USA Fukuoka, JPN 26 Jul 2001 2:11.23 f Michael ‘Mike’ Barrowman, USA Perth, AUS 11 Jan 1991 2:13.82 h3 Michael ‘Mike’ Barrowman, USA Perth, AUS 11 Jan 1991 2:14.27 f Jozsef Szabo, HUN Madrid, ESP 21 Aug 1986 2:14.77 f Victor ‘Vic’ Davis, CAN Guayaquil, ECU 5 Aug 1982 2:18.23 f David Wilkie, GBR Cali, COL 24 Jul 1975 2:19.28 f David Wilkie, GBR Belgrade, YUG 6 Sep 1973 2:20.94 h2 David Wilkie, GBR Belgrade, YUG 6 Sep 1973 2:24.85 h1 Mikhail Khryuikin, URS [RUS] Belgrade, YUG 6 Sep 1973

50 metres Butterfly (1st held officially 2001) 22.35 f Caeleb Remel Dressel, USA Gwangju, KOR 22 Jul 2019 22.57 sf2 Caeleb Remel Dressel, USA Gwangju, KOR 21 Jul 2019 22.67 f Milorad Cavic, SRB Rome, ITA 27 Jul 2009 22.68 sf1 Rafael Munoz, ESP Rome, ITA 26 Jul 2009 22.90 h20 Roland Schoeman, RSA Rome, ITA 26 Jul 2009 22.90 h21 Rafael Munoz, ESP Rome, ITA 26 Jul 2009 22.96 f Roland Schoeman, RSA Montreal, Qc 25 Jul 2005 23.01 sf1 Roland Schoeman, RSA Montreal, Qc 24 Jul 2005 23.43 f Matthew ‘Matt’ Welsh, AUS Barcelona, ESP 21 Jul 2003 23.44 sf2 Geoffrey ‘Geoff’ Huegill, AUS Fukuoka, JPN 27 Jul 2001 23.66 sf1 Mark Foster, GBR Fukuoka, JPN 27 Jul 2001 23.71 h10 Geoffrey ‘Geoff’ Huegill, AUS Fukuoka, JPN 27 Jul 2001 23.91 h9 Jere Hard, FIN Fukuoka, JPN 27 Jul 2001 24.28 h8 Joris Keizer, NED Fukuoka, JPN 27 Jul 2001 24.58 h7 Camilo Becerra, COL Fukuoka, JPN 27 Jul 2001

24.77 f+ Pedro Pablo Morales, USA Madrid, ESP 18 Aug 1986 24.94 f+ Aleksey ‘Alex’ Markovskiy, URS [RUS] Guayaquil, ECU 2 Aug 1982 25.50 f+ Joe Bottom, USA West Berlin, FRG 27 Aug 1978 25.76 h6+ Joe Bottom, USA West Berlin, FRG 27 Aug 1978 26.24 f+ Greg Jagenburg, USA Cali, COL 26 Jul 1975

100 metres Butterfly 49.50 sf2 Caeleb Remel Dressel, USA Gwangju, KOR 26 Jul 2019 49.82 f Michael Phelps, USA Rome, ITA 1 Aug 2009 50.01 sf2 Milorad Cavic, SRB Rome, ITA 31 Jul 2009 50.40 f Ian Crocker, USA Montreal, Qc 30 Jul 2005 50.98 f Ian Crocker, USA Barcelona, ESP 26 Jul 2003 51.47 sf2 Michael Phelps, USA Barcelona, ESP 25 Jul 2003 51.76 sf1 Andriy Serdinov, UKR Barcelona, ESP 25 Jul 2003 52.10 f Lars Frolander, SWE Fukuoka, JPN 26 Jul 2001 52.17 sf2 Lars Frolander, SWE Fukuoka, JPN 25 Jul 2001 52.25 f , AUS Perth, AUS 16 Jan 1998 52.93 h9 Geoffrey ‘Geoff’ Huegill, AUS Perth, AUS 16 Jan 1998 53.17 h7 Franck Esposito, FRA Perth, AUS 16 Jan 1998 53.29 f Anthony Nesty, SUR Perth, AUS 8 Jan 1991 53.54 f Pedro Pablo Morales, USA Madrid, ESP 18 Aug 1986 53.60 h Matthew ‘Matt’ Biondi, USA Madrid, ESP 18 Aug 1986 53.67 h Andrew ‘Andy’ Jameson, GBR Madrid, ESP 18 Aug 1986 53.88 f Matthew ‘Matt’ Gribble, USA Guayaquil, ECU 2 Aug 1982 54.09 h6 Matthew ‘Matt’ Gribble, USA Guayaquil, ECU 2 Aug 1982 54.21 h6 Joe Bottom, USA West Berlin, FRG 27 Aug 1978 55.63 f Greg Jagenburg, USA Cali, COL 26 Jul 1975 55.69 f Bruce Robertson, CAN Belgrade, YUG 8 Sep 1973 55.94 h4 Joe Bottom, USA Belgrade, YUG 8 Sep 1973 56.89 h1 Hartmut Flockner, GDR Belgrade, YUG 8 Sep 1973

200 metres Butterfly 1:50.73 f Kristof Milak, HUN Gwangju, KOR 24 Jul 2019 1:51.51 f Michael Phelps, USA Rome, ITA 29 Jul 2009 1:52.09 f Michael Phelps, USA Melbourne, AUS 28 Mar 2007 1:53.93 sf2 Michael Phelps, USA Barcelona, ESP 22 Jul 2003 1:54.58 f Michael Phelps, USA Fukuoka, JPN 24 Jul 2001 1:55.03 =sf2 Thomas ‘Tom’ Malchow, USA Fukuoka, JPN 23 Jul 2001 1:55.03 =sf2 Franck Esposito, FRA Fukuoka, JPN 23 Jul 2001 1:55.69 f Melvin Stewart, USA Perth, AUS 12 Jan 1991 1:56.53 f Michael Gross, FRG Madrid, ESP 22 Aug 1986 1:58.85 f Michael Gross, FRG Guayaquil, ECU 6 Aug 1982 1:59.38 f Mike Bruner, USA West Berlin, FRG 23 Aug 1978 2:01.17 h2 Mike Bruner, USA West Berlin, FRG 23 Aug 1978 2:01.95 f William ‘Bill’ Forrester, USA Cali, COL 24 Jul 1975 2:03.02 h1 Jorge Delgado, ECU Cali, COL 24 Jul 1975 2:03.32 f Robin Backhaus, USA Belgrade, YUG 6 Sep 1973 2:04.59 h4 Steven ‘Steve’ Gregg, USA Belgrade, YUG 6 Sep 1973 2:04.93 h2 Robin Backhaus, USA Belgrade, YUG 6 Sep 1973 2:05.35 h1 Brian Brinkley, GBR Belgrade, YUG 6 Sep 1973

200 metres Individual Medley 1:54.00 f Ryan Lochte, USA Shanghai, CHN 28 Jul 2011 1:54.10 f Ryan Lochte, USA Rome, ITA 30 Jul 2009 1:54.98 f Michael Phelps, USA Melbourne, AUS 29 Mar 2007 1:56.04 f Michael Phelps, USA Barcelona, ESP 25 Jul 2003 1:57.52 sf2 Michael Phelps, USA Barcelona, ESP 24 Jul 2003 1:58.16 f Jani Sievinen, FIN Rome, ITA 11 Sep 1994 1:59.36 f Tamas Darnyi, HUN Perth, AUS 13 Jan 1991 2:01.57 f Tamas Darnyi, HUN Madrid, ESP 23 Aug 1986 2:03.30 f Aleksandr Sidorenko, URS [UKR] Guayaquil, ECU 7 Aug 1982 2:03.65 f Graham Smith, CAN West Berlin, FRG 24 Aug 1978 2:06.50 h3 Graham Smith, CAN West Berlin, FRG 24 Aug 1978 2:07.16 h1 Jesus 'Jesse' Vassallo, USA West Berlin, FRG 24 Aug 1978 2:07.72 f Andras Hargitay, HUN Cali, COL 25 Jul 1975 2:08.36 f Gunnar Larsson, SWE Belgrade, YUG 7 Sep 1973 2:09.54 h1 Andras Hargitay, HUN Belgrade, YUG 7 Sep 1973

400 metres Individual Medley 4:05.90 f Chase Kalisz, USA Budapest, HUN 30 Jul 2017 4:06.22 f Michael Phelps, USA Melbourne, AUS 1 Apr 2007 4:09.09 f Michael Phelps, USA Barcelona, ESP 27 Jul 2003 4:12.30 f Tom Dolan, USA Rome, ITA 6 Sep 1994 4:12.36 f Tamas Darnyi, HUN Perth, AUS 8 Jan 1991 4:16.21 h4 Tamas Darnyi, HUN Perth, AUS 8 Jan 1991 4:17.82 h3 Eric Namesnik, USA Perth, AUS 8 Jan 1991 4:18.98 f Tamas Darnyi, HUN Madrid, ESP 18 Aug 1986 4:19.78 f Ricardo Prado BRA Guayaquil, ECU 2 Aug 1982 4:20.05 f Jesus 'Jesse' Vassallo, USA West Berlin, FRG 22 Aug 1978 4:27.24 h2 Sergey Fesenko, URS [UKR] West Berlin, FRG 22 Aug 1978 4:28.27 h1 Scott Matsuda, USA West Berlin, FRG 22 Aug 1978 4:31.11 f Andras Hargitay, HUN Belgrade, YUG 5 Sep 1973 4:38.50 h4 Richard ‘Rick’ Colella, USA Belgrade, YUG 5 Sep 1973 4:38.96 h1 Andras Hargitay, HUN Belgrade, YUG 5 Sep 1973

4X100 metres Freestyle Relay 3:09.06 f USA National team Gwangju, KOR 21 Jul 2019 3:09.21 f USA National team Rome, ITA 26 Jul 2009 3:11.26 h5 BRA National team Rome, ITA 26 Jul 2009 3:11.38 h4 FRA National team Rome, ITA 26 Jul 2009 3:12.58 h3 AUS National team Rome, ITA 26 Jul 2009 3:12.72 f USA National team Melbourne, AUS 25 Mar 2007 3:13.77 f USA National team Montreal, Qc 24 Jul 2005 3:14.06 f RUS National team Barcelona, ESP 20 Jul 2003 3:14.10 f AUS National team Fukuoka, JPN 22 Jul 2001 3:16.69 f USA National team Perth, AUS 15 Jan 1998 3:16.90 f USA National team Rome, ITA 9 Sep 1994 3:17.15 f USA National team Perth, AUS 11 Jan 1991 3:19.26 f USA National team Guayaquil, ECU 5 Aug 1982 3:19.74 f USA National team West Berlin, FRG 22 Aug 1978 3:24.85 f USA National team Cali, COL 23 Jul 1975 3:27.18 f USA National team Belgrade, YUG 5 Sep 1973 3:32.44 h2 USA National team Belgrade, YUG 5 Sep 1973 3:35.57 h1 FRA National team Belgrade, YUG 5 Sep 1973 3:35.20 dq (h1) SWE National team Belgrade, YUG 5 Sep 1973

4X200 metres Freestyle Relay 6:58.55 f USA National team Rome, ITA 31 Jul 2009 7:03.24 f USA National team Melbourne, AUS 30 Mar 2007 7:04.66 f AUS National team Fukuoka, JPN 27 Jul 2001 7:12.48 f AUS National team Perth, AUS 13 Jan 1998 7:13.50 f GER National team Perth, AUS 8 Jan 1991 7:15.91 f GDR National team Madrid, ESP 18 Aug 1986 7:20.82 f USA National team West Berlin, FRG 24 Aug 1978 7:30.35 dq (f) USA National team Cali, COL 25 Jul 1975 7:33.22 f USA National team Belgrade, YUG 7 Sep 1973 7:48.43 h2 AUS National team Belgrade, YUG 7 Sep 1973 7:51.45 h1 FRA National team Belgrade, YUG 7 Sep 1973

4X100 metres Medley Relay 3:27.28 f USA National team Rome, ITA 2 Aug 2009 3:29.48 h3 GER National team Rome, ITA 2 Aug 2009 3:31.54 f USA National team Barcelona, ESP 27 Jul 2003 3:34.80 h4 USA National team Barcelona, ESP 27 Jul 2003 3:35.35 f AUS National team Fukuoka, JPN 28 Jul 2001 3:33.73 dq (f) USA National team Fukuoka, JPN 28 Jul 2001 3:37.56 h3 USA National team Fukuoka, JPN 28 Jul 2001 3:37.74 f USA National team Rome, ITA 11 Sep 1994 3:39.66 f USA National team Perth, AUS 13 Jan 1991 3:40.84 f USA National team Guayaquil, ECU 7 Aug 1982 3:44.63 f USA National team West Berlin, FRG 28 Aug 1978 3:49.00 f USA National team Cali, COL 27 Jul 1975 3:49.49 f USA National team Belgrade, YUG 9 Sep 1973 3:54.91 h1 USA National team Belgrade, YUG 9 Sep 1973

WOMEN 50 metres Freestyle (1st held 1986) 23.67 sf2 Sarah Sjostrom, SWE Budapest, HUN 29 Jul 2017 23.73 f , GER Rome, ITA 2 Aug 2009 24.08 sf2 Cate Campbell, AUS Rome, ITA 1 Aug 2009 24.20 sf1 Magdalena Veldhuis, NED Rome, ITA 1 Aug 2009 24.24 h17 Cate Campbell, AUS Rome, ITA 1 Aug 2009 24.45 sf2 , NED Fukuoka, JPN 28 Jul 2001 24.51 f , CHN Rome, ITA 11 Sep 1994 25.28 f Tamara Costache, ROU Madrid, ESP 23 Aug 1986 25.74 h5 Tamara Costache, ROU Madrid, ESP 23 Aug 1986 25.98 h4 Kristin Otto, GDR Madrid, ESP 23 Aug 1986 25.98 h4 Marie-Therese Armentero, ESP Madrid, ESP 23 Aug 1986 26.16 h3 Jenna Johnson, USA Madrid, ESP 23 Aug 1986 26.17 h2 Lisa Dorman, USA Madrid, ESP 23 Aug 1986 26.21 h1 Cornelia ‘Conny’ van Bentum, NED Madrid, ESP 23 Aug 1986

26.46 R+ Kristin Otto, GDR Madrid, ESP 19 Aug 1986 26.71 f+ Tamara Costache, ROU Madrid, ESP 17 Aug 1986 26.75 f+ Birgit Meineke, GDR Guayaquil, ECU 1 Aug 1982 26.99 R+ Kornelia Ender, GDR Cali, COL 26 Jul 1975

100 metres Freestyle 51.71 R Sarah Sjostrom, SWE Budapest, HUN 23 Jul 2017 52.07 f Britta Steffen, GER Rome, ITA 31 Jul 2009 52.22 R Britta Steffen, GER Rome, ITA 26 Jul 2009 53.02 Rh4 Francesca ‘Fran’ Halsall, GBR Rome, ITA 26 Jul 2009 53.40 sf2 Natalie Coughlin, USA Melbourne, AUS 29 Mar 2007 53.40 f Lisbeth ‘Libby’ Lenton, AUS Melbourne, AUS 30 Mar 2007 53.42 R Lisbeth ‘Libby’ Lenton, AUS Melbourne, AUS 25 Mar 2007 54.01 f Le Jingyi, CHN Rome, ITA 5 Sep 1994 54.73 R Kristin Otto, GDR Madrid, ESP 19 Aug 1986 55.05 f Kristin Otto, GDR Madrid, ESP 17 Aug 1986 55.34 h4 Birgit Meineke, GDR Guayaquil, ECU 1 Aug 1982 55.68 f Barbara Krause, GDR West Berlin, FRG 28 Aug 1978 55.99 h Barbara Krause, GDR West Berlin, FRG 28 Aug 1978 56.22 R Kornelia Ender, GDR Cali, COL 26 Jul 1975 57.54 f Kornelia Ender, GDR Belgrade, YUG 9 Sep 1973 57.61 R Kornelia Ender, GDR Belgrade, YUG 8 Sep 1973 Rh1 Andrea Hubner, GDR Belgrade, YUG 8 Sep 1973 Rh1 Keena Rothhammer, USA Belgrade, YUG 8 Sep 1973

200 metres Freestyle 1:52.98 f Federica Pelligrini, ITA Rome, ITA 29 Jul 2009 1:53.67 sf1 Federica Pelligrini, ITA Rome, ITA 28 Jul 2009 1:55.52 f Laure Manaudou, FRA Melbourne, AUS 28 Mar 2007 1:56.47 sf2 Federica Pelligrini, ITA Melbourne, AUS 27 Mar 2007 1:56.78 f , GER Rome, ITA 6 Sep 1994 1:58.26 f Heike Friedrich, GDR Madrid, ESP 18 Aug 1986 1:58.53 f Cynthia ‘Sippy’ Woodhead, USA West Berlin, FRG 22 Aug 1978 2:00.44 h5 Cynthia ‘Sippy’ Woodhead, USA West Berlin, FRG 22 Aug 1978 2:01.15 h1 Enith Brigitha, NED West Berlin, FRG 22 Aug 1978 2:02.50 f Shirley Babashoff, USA Cali, COL 23 Jul 1975 2:04.07 h4 Kornelia Ender, GDR Cali, COL 23 Jul 1975 2:04.99 f Keena Rothhammer, USA Belgrade, YUG 5 Sep 1973 2:07.53 h4 Keena Rothhammer, USA Belgrade, YUG 5 Sep 1973 2:08.09 h3 Andrea Eife, GDR Belgrade, YUG 5 Sep 1973 2:09.26 h2 Irwi Johansson, SWE Belgrade, YUG 5 Sep 1973 2:12.94 h1 Lesley Allardice, GBR Belgrade, YUG 5 Sep 1973

400 metres Freestyle 3:58.34 f Kathleen ‘Katie’ Ledecky, USA Budapest, HUN 23 Jul 2017 3:59.06 h4 Kathleen ‘Katie’ Ledecky, USA Budapest, HUN 23 Jul 2017 3:59.13 f Kathleen ‘Katie’ Ledecky, USA Kazan, RUS 2 Aug 2015 3:59.15 f Federica Pelligrini, ITA Rome, ITA 26 Jul 2009 4:01.96 h6 Federica Pelligrini, ITA Rome, ITA 26 Jul 2009 4:02.61 f Laure Manaudou, FRA Melbourne, AUS 25 Mar 2007 4:05.29 h9 Laure Manaudou, FRA Melbourne, AUS 25 Mar 2007 4:06.28 f Tracey Wickham, AUS West Berlin, FRG 24 Aug 1978 4:13.36 h1 Michelle Ford, AUS West Berlin, FRG 24 Aug 1978 4:16.87 f Shirley Babashoff, USA Cali, COL 25 Jul 1975 4:20.28 f Heather Greenwood, USA Belgrade, YUG 7 Sep 1973 4:24.93 h3 Heather Greenwood, USA Belgrade, YUG 7 Sep 1973 4:24.99 h1 Virginia Rickard, AUS Belgrade, YUG 7 Sep 1973

800 metres Freestyle 8:07.39 f Kathleen ‘Katie’ Ledecky, USA Kazan, RUS 8 Aug 2015 8:13.25 f+ Kathleen ‘Katie’ Ledecky, USA Kazan, RUS 4 Aug 2015 8:13.86 f Kathleen ‘Katie’ Ledecky, USA Barcelona, ESP 3 Aug 2013 8:15.92 f Lotte Friis, DEN Rome, ITA 1 Aug 2009 8:18.52 f Kate Ziegler, USA Melbourne, AUS 31 Mar 2007 8:23.66 f Hannah Stockbauer, GER Barcelona, ESP 26 Jul 2003 8:24.05 f Janet Evans, USA Perth, AUS 12 Jan 1991 8:24.94 f Tracey Wickham, AUS West Berlin, FRG 28 Aug 1978 8:37.01 h Cynthia ‘Sippy’ Woodhead, USA West Berlin, FRG 27 Aug 1978 8:44.75 f Jennifer ‘Jenny’ Turrall, AUS Cali, COL 27 Jul 1975 8:52.97^ h3 Novella Calligaris, ITA Belgrade, YUG 9 Sep 1973 9:09.67 h2 Angela Franke, GDR Belgrade, YUG 9 Sep 1973 9:45.64 h1 M Malutina, URS [] Belgrade, YUG 9 Sep 1973

1500 metres Freestyle (1st held 2001) 15:25.48 f Kathleen ‘Katie’ Ledecky, USA Kazan, RUS 4 Aug 2015 15:27.71 h3 Kathleen ‘Katie’ Ledecky, USA Kazan, RUS 3 Aug 2015 15:36.53 f Kathleen ‘Katie’ Ledecky, USA Barcelona, ESP 30 Jul 2013 15:44.93 f Alessia Filippi, ITA Rome, ITA 28 Jul 2009 15:53.05 f Kate Ziegler, USA Melbourne, AUS 27 Mar 2007 16:00.18 f Hannah Stockbauer, GER Barcelona, ESP 22 Jul 2003 16:01.02 f Hannah Stockbauer, GER Fukuoka, JPN 28 Jul 2001 16:14.51 h4 Hannah Stockbauer, GER Fukuoka, JPN 27 Jul 2001 16:22.41 h3 Rebecca Cooke, GBR Fukuoka, JPN 27 Jul 2001 16:27.91 h2 Flavia Rigamonti, SUI Fukuoka, JPN 27 Jul 2001 16:34.22 h1 Hua Chen, CHN Fukuoka, JPN 27 Jul 2001

50 metres Backstroke (1st held officially 2001) 27.06 f Zhao Jing, CHN Rome, ITA 30 Jul 2009 27.38 sf2 Anastasia Zuyeva, RUS Rome, ITA 29 Jul 2009 27.39 sf1 Daniela Samulski, GER Rome, ITA 29 Jul 2009 27.65 h13 Aleksandra Gerasimenya, BLR Rome, ITA 29 Jul 2009 27.85 h12 Zhao Jing, CHN Rome, ITA 29 Jul 2009 28.13 f+ Anastasia Zuyeva, RUS Rome, ITA 28 Jul 2009 28.16 sf2 Leila Vaziri, USA Melbourne, AUS 28 Mar 2007 28.16 f Leila Vaziri, USA Melbourne, AUS 29 Mar 2007 28.25 h9 Leila Vaziri, USA Melbourne, AUS 28 Mar 2007 28.30 f+ Natalie Coughlin, USA Melbourne, AUS 27 Mar 2007 28.31 sf2 Gao Chang, CHN Montreal, Qc 27 Jul 2005 28.48 f Nina Zhivanevskaya, ESP Barcelona, ESP 24 Jul 2003 28.49 sf1 Natalie Coughlin, USA Fukuoka, JPN 23 Jul 2001 28.60 h4 Haley Cope, USA Fukuoka, JPN 23 Jul 2001 29.53 f Yang Wenyi, CHN Perth, AUS 6 Jan 1991 29.80 h3 Yang Wenyi, CHN Perth, AUS 6 Jan 1991 30.07 h2 Joanna Griggs, AUS Perth, AUS 6 Jan 1991

30.08 f+ Linda Jezek, USA West Berlin, FRG 22 Aug 1978 30.28 f+ Ulrike Richter, GDR Cali, COL 23 Jul 1975 3 R+ Ulrike Richter, GDR Belgrade, YUG 4 Sep 1973

100 metres Backstroke 57.57 R Regan Smith, USA Gwangju, KOR 28 Jul 2019 58.10 f Kylie Masse, CAN Budapest, HUN 25 Jul 2017 58.12 f Gemma Spofforth, GBR Rome, ITA 28 Jul 2009 58.48 sf1 Anastasia Zuyeva, RUS Rome, ITA 27 Jul 2009 58.78 h11 Gemma Spofforth, GBR Rome, ITA 27 Jul 2009 59.44 f Natalie Coughlin, USA Melbourne, AUS 27 Mar 2007 1:00.00 R Natalie Coughlin, USA Montreal, Qc 30 Jul 2005 1:00.16 R He Cihong, CHN Rome, ITA 10 Sep 1994 1:00.57 f He Cihong, CHN Rome, ITA 7 Sep 1994 1:01.30 f Kristin Otto, GDR Guayaquil, ECU 3 Aug 1982 1:02.23 h3 Kristin Otto, GDR Guayaquil, ECU 3 Aug 1982 1:02.55 f Linda Jezek, USA West Berlin, FRG 22 Aug 1978 1:02.79 R Linda Jezek, USA West Berlin, FRG 20 Aug 1978 1:03.30 f Ulrike Richter, GDR Cali, COL 23 Jul 1975 1:03.30 Rh2 Linda Jezek, USA West Berlin, FRG 20 Aug 1978 1:03.93 R Ulrike Richter, GDR Cali, COL 22 Jul 1975 1:04.99 R Ulrike Richter, GDR Belgrade, YUG 4 Sep 1973 1:0 Rh1 Ulrike Richter, GDR Belgrade, YUG 4 Sep 1973

200 metres Backstroke 2:03.35 sf2 Regan Smith, USA Gwangju, KOR 26 Jul 2019 2:04.76 f Melissa ‘Missy’ Franklin, USA Barcelona, ESP 3 Aug 2013 2:04.81 f Kirsty Coventry, ZIM Rome, ITA 1 Aug 2009 2:05.86 sf2 Kirsty Coventry, ZIM Rome, ITA 31 Jul 2009 2:06.72 h6 Kirsty Coventry, ZIM Rome, ITA 31 Jul 2009 2:07.16 f Margaret Hoelzer, USA Melbourne, AUS 31 Mar 2007 2:07.40 f He Cihong, CHN Rome, ITA 11 Sep 1994 2:09.15 f Krisztina Egerszegi, HUN Perth, AUS 13 Jan 1991 2:09.91 f Cornelia Sirch, GDR Guayaquil, ECU 7 Aug 1982 2:11.93 f Linda Jezek, USA West Berlin, FRG 24 Aug 1978 2:15.46 f Birgit Treiber, GDR Cali, COL 25 Jul 1975 2:20.52 f Melissa Belote, USA Belgrade, YUG 7 Sep 1973 2:20.57 h4 Melissa Belote, USA Belgrade, YUG 7 Sep 1973 2:23.12 h1 Wendy Cook, CAN Belgrade, YUG 7 Sep 1973

50 metres Breaststroke (1st held officially 2001) 29.40 f Lillia ‘Lilly’ King, USA Budapest, HUN 30 Jul 2017 29.48 sf2 Ruta Meilutyte, LTU Barcelona, ESP 3 Aug 2013 29.78 h8 Yulia Efimova, RUS Barcelona, ESP 3 Aug 2013 29.97 sf2+ Ruta Meilutyte, LTU Barcelona, ESP 29 Jul 2013 30.09 f Yulia Efimova, RUS Rome, ITA 2 Aug 2009 30.24 h12 Yulia Efimova, RUS Rome, ITA 1 Aug 2009 30.34 h10 Kasey Carlson, USA Rome, ITA 1 Aug 2009 30.45 f Jade Edmistone, AUS Montreal, Qc 31 Jul 2005 30.61 sf2 Jade Edmistone, AUS Montreal, Qc 30 Jul 2005 30.64 sf2 Luo Xuejuan, CHN Barcelona, ESP 26 Jul 2003 30.84 f Luo Xuejuan, CHN Fukuoka, JPN 27 Jul 2001 31.10 sf1 Luo Xuejuan, CHN Fukuoka, JPN 26 Jul 2001 31.23 h5 Zoe Baker, GBR Fukuoka, JPN 26 Jul 2001 31.96 h4 Brooke Hanson, AUS Fukuoka, JPN 26 Jul 2001 32.05 f+ Tanya Bogomilova, BUL Madrid, ESP 21 Aug 1986 32.05 h3 Sarah Poewe, RSA Fukuoka, JPN 26 Jul 2001

32.54 f+ Ute Geweniger, GDR Guayaquil, ECU 5 Aug 1982 33.20 f+ Tracy Caulkins, USA West Berlin, FRG 22 Aug 1978 33.59 h2+ Margaret Kelly, GBR West Berlin, FRG 22 Aug 1978 34.44 f+ Hannelore Anke, GDR Cali, COL 23 Jul 1975

100 metres Breaststroke 1:04.13 f Lillia ‘Lilly’ King, USA Budapest, HUN 25 Jul 2017 1:04.35 sf2 Ruta Meilutyte, LTU Barcelona, ESP 29 Jul 2013 1:04.52 h7 Ruta Meilutyte, LTU Barcelona, ESP 29 Jul 2013 1:04.84 sf2 Rebecca Soni, USA Rome, ITA 27 Jul 2009 1:05.66 h10 Rebecca Soni, USA Rome, ITA 27 Jul 2009 1:05.72 f Leisel Jones, AUS Melbourne, AUS 27 Mar 2007 1:06.20 sf1 Jessica Hardy, USA Montreal, Qc 25 Jul 2005 1:06.37 sf2 Leisel Jones, AUS Barcelona, ESP 21 Jul 2003 1:07.18 f Luo Xuejuan, CHN Fukuoka, JPN 23 Jul 2001 1:07.48 sf1 Luo Xuejuan, CHN Fukuoka, JPN 22 Jul 2001 1:07.69 f Samantha ‘Sam’ Riley, AUS Rome, ITA 9 Sep 1994 1:08.11 f Sylvia Gerasch, GDR Madrid, ESP 21 Aug 1986 1:08.77 h Tanya Bogomilova, BUL Madrid, ESP 21 Aug 1986 1:09.14 f Ute Geweniger, GDR Guayaquil, ECU 5 Aug 1982 1:10.31 f Yulia Bogdanova, URS [RUS] West Berlin, FRG 22 Aug 1978 1:11.73 h2 Margaret Kelly, GBR West Berlin, FRG 22 Aug 1978 1:12.48 h1 Ramona Reinke, GDR West Berlin, FRG 22 Aug 1978 1:12.72 f Hannelore Anke, GDR Cali, COL 23 Jul 1975 1:13.74 f Renate Vogel, GDR Belgrade, YUG 5 Sep 1973 1:14.60 h3 Renate Vogel, GDR Belgrade, YUG 5 Sep 1973 1:16.76 h2 Lyubov Rusanova, URS [RUS] Belgrade, YUG 5 Sep 1973 1:17.03 h1 Britt-Marie Smedh, SWE Belgrade, YUG 5 Sep 1973

200 metres Breaststroke 2:19.11 sf1 Rikke Moller Pedersen, DEN Barcelona, ESP 1 Aug 2013 2:20.12 sf2 Annamay Pierse, CAN Rome, ITA 30 Jul 2009 2:20.93 sf1 Rebecca Soni, USA Rome, ITA 30 Jul 2009 2:21.68 h6 Annamay Pierse, CAN Rome, ITA 30 Jul 2009 2:21.72 f Leisel Jones, AUS Montreal, Qc 29 Jul 2005 2:22.99 f Amanda Beard, USA Barcelona, ESP 25 Jul 2003 2:24.90 f Agnes Kovacs, HUN Fukuoka, JPN 25 Jul 2001 2:25.00 sf1 Beatrice Caslaru ROU Fukuoka, JPN 24 Jul 2001 2:25.45 f Agnes Kovacs, HUN Perth, AUS 15 Jan 1998 2:26.63 h4 Jenna Street, USA Perth, AUS 15 Jan 1998 2:26.87 f Samantha ‘Sam’ Riley, AUS Rome, ITA 6 Sep 1994 2:27.40 f Silke Horner, GDR Madrid, ESP 18 Aug 1986 2:28.82 f Svetlana Varganova, URS [RUS] Guayaquil, ECU 2 Aug 1982 2:30.12 h Svetlana Varganova, URS [RUS] Guayaquil, ECU 2 Aug 1982 2:31.42 f Lina Kachushite, URS [LTU] West Berlin, FRG 24 Aug 1978 2:33.11 h4 Lina Kachushite, URS [LTU] West Berlin, FRG 24 Aug 1978 2:37.25 f Hannelore Anke, GDR Cali, COL 25 Jul 1975 2:40.01 f Renate Vogel, GDR Belgrade, YUG 7 Sep 1973 2:41.84 h4 Hannelore Anke, GDR Belgrade, YUG 7 Sep 1973 2:44.05 h1 Renate Vogel, GDR Belgrade, YUG 7 Sep 1973

50 metres Butterfly (1st held officially 2001) 24.60 f Sarah Sjostrom, SWE Budapest, HUN 28 Jul 2017 24.96 f Sarah Sjostrom, SWE Kazan, RUS 8 Aug 2015 25.06 sf2 Sarah Sjostrom, SWE Kazan, RUS 7 Aug 2015 25.07 sf2 , SWE Rome, ITA 31 Jul 2009 25.28 sf1 Magdalena Veldhuis, NED Rome, ITA 31 Jul 2009 25.44 h13 Therese Alshammar, SWE Rome, ITA 31 Jul 2009 25.74 h10 Sarah Sjostrom, SWE Rome, ITA 31 Jul 2009 25.82 sf2 Therese Alshammar, SWE Melbourne, AUS 30 Mar 2007 25.84 f Inge de Bruijn, NED Barcelona, ESP 26 Jul 2003 25.90 f Inge de Bruijn, NED Fukuoka, JPN 26 Jul 2001 26.10 sf1 Inge de Bruijn, NED Fukuoka, JPN 25 Jul 2001 26.52 h5 Natalie Coughlin, USA Fukuoka, JPN 25 Jul 2001 26.89 h4 Karen Egdal, DEN Fukuoka, JPN 25 Jul 2001 27.30 f Hong Qian, CHN Perth, AUS 6 Jan 1991

27.87 f+ Kornelia Gressler, GDR Madrid, ESP 21 Aug 1986 28.00 f+ Mary T. Meagher, USA Guayaquil, ECU 5 Aug 1982 28.37 f+ Joan Pennington, USA West Berlin, FRG 23 Aug 1978 28.58 f+ Kornelia Ender, GDR Cali, COL 24 Jul 1975

100 metres Butterfly 55.53 f Sarah Sjostrom, SWE Budapest, HUN 24 Jul 2017 55.64 f Sarah Sjostrom, SWE Kazan, RUS 3 Aug 2015 55.74 sf2 Sarah Sjostrom, SWE Kazan, RUS 2 Aug 2015 56.06 f Sarah Sjostrom, SWE Rome, ITA 27 Jul 2009 56.44 sf2 Sarah Sjostrom, SWE Rome, ITA 26 Jul 2009 56.76 h9 Sarah Sjostrom, SWE Rome, ITA 26 Jul 2009 57.15 f Lisbeth ‘Libby’ Lenton, AUS Melbourne, AUS 26 Mar 2007 57.23 f Jessicah ‘Jess’ Schipper, AUS Montreal, Qc 25 Jul 2005 57.75 sf2 Jessicah ‘Jess’ Schipper, AUS Montreal, Qc 24 Jul 2005 57.91 h6 Jessicah ‘Jess’ Schipper, AUS Montreal, Qc 24 Jul 2005 57.96 f Jennifer ‘Jenny’ Thompson, USA Barcelona, ESP 21 Jul 2003 57.99 sf2 Jennifer ‘Jenny’ Thompson, USA Barcelona, ESP 20 Jul 2003 58.14 h8 Jennifer ‘Jenny’ Thompson, USA Barcelona, ESP 20 Jul 2003 58.27 f Petria Thomas, AUS Fukuoka, JPN 28 Jul 2001 58.46 f Jennifer ‘Jenny’ Thompson, USA Perth, AUS 15 Jan 1998 58.91 h5 Jennifer ‘Jenny’ Thompson, USA Perth, AUS 15 Jan 1998 58.98 f Liu Limin, CHN Rome, ITA 9 Sep 1994 59.41 f Mary T. Meagher, USA Guayaquil, ECU 5 Aug 1982 1:00.14 h4 Mary T. Meagher, USA Guayaquil, ECU 5 Aug 1982 1:00.20 f Joan Pennington, USA West Berlin, FRG 23 Aug 1978 1:00.86 h5 Andrea Pollack, GDR West Berlin, FRG 23 Aug 1978 1:01.24 f Kornelia Ender, GDR Cali, COL 24 Jul 1975 1:02.53 f Kornelia Ender, GDR Belgrade, YUG 6 Sep 1973 1:02.95 h3 Rosemarie Kother, GDR Belgrade, YUG 6 Sep 1973 1:03.80 h2 Mayumi Aoki, JPN Belgrade, YUG 6 Sep 1973 1:07.77 h1 Debra Cain, AUS Belgrade, YUG 6 Sep 1973

200 metres Butterfly 2:03.41 f Jessicah ‘Jess’ Schipper, AUS Rome, ITA 30 Jul 2009 2:04.14 h4 Mary Descenza, USA Rome, ITA 29 Jul 2009 2:05.61** f Otylia Jedrzejczak POL Montreal, Qc 28 Jul 2005 2:06.73 f Petria Thomas, AUS Fukuoka, JPN 23 Jul 2001 2:07.25 f Liu Limin, CHN Rome, ITA 11 Sep 1994 2:08.41 f Mary T. Meagher, USA Madrid, ESP 23 Aug 1986 2:08.66 f Ines Geissler, GDR Guayaquil, ECU 7 Aug 1982 2:09.87 f Tracy Caulkins, USA West Berlin, FRG 27 Aug 1978 2:11.78 h3 Tracy Caulkins, USA West Berlin, FRG 27 Aug 1978 2:13.76 f Rosemarie Kother, GDR Belgrade, YUG 8 Sep 1973 2:15.45 h4 Rosemarie Kother, GDR Belgrade, YUG 8 Sep 1973 2:18.87 h3 Roswitha Beier, GDR Belgrade, YUG 8 Sep 1973 2:21.82 h2 Sandra Yost, AUS Belgrade, YUG 8 Sep 1973 2:23.87 h1 Nina MacInnis, USA Belgrade, YUG 8 Sep 1973

200 metres Individual Medley 2:06.12 f Katinka Hosszu, HUN Kazan, RUS 3 Aug 2015 2:06.15 f Ariana Kukors, USA Rome, ITA 27 Jul 2009 2:07.03 sf2 Ariana Kukors, USA Rome, ITA 26 Jul 2009 2:08.53 h7 Ariana Kukors, USA Rome, ITA 26 Jul 2009 2:10.13 f Kathryn ‘Katie’ Hoff, USA Melbourne, AUS 26 Mar 2007 2:10.41 f Kathryn ‘Katie’ Hoff, USA Montreal, Qc 25 Jul 2005 2:10.75 f Yana Klochkova, UKR Barcelona, ESP 21 Jul 2003 2:10.88 f Wu Yanyan, CHN Perth, AUS 16 Jan 1998 2:11.79 f Petra Schneider, GDR Guayaquil, ECU 6 Aug 1982 2:14.07 f Tracy Caulkins, USA West Berlin, FRG 20 Aug 1978 2:16.30 h6 Tracy Caulkins, USA West Berlin, FRG 20 Aug 1978 2:18.34 h5 Joan Pennington, USA West Berlin, FRG 20 Aug 1978 2:18.34 h4 Ulrike Tauber, GDR West Berlin, FRG 20 Aug 1978 2:18.95 h3 Petra Schneider, GDR West Berlin, FRG 20 Aug 1978 2:19.80 f Kathy Heddy, USA Cali, COL 22 Jul 1975 2:20.51 f Andrea Hubner, GDR Belgrade, YUG 4 Sep 1973 2:24.16 h3 Andrea Hubner, GDR Belgrade, YUG 4 Sep 1973 2:28.30 h2 Kathy Heddy, USA Belgrade, YUG 4 Sep 1973 2:28.84 h1 Leslie Cliff, CAN Belgrade, YUG 4 Sep 1973

400 metres Individual Medley 4:29.33 f Katinka Hosszu, HUN Budapest, HUN 30 Jul 2017 4:30.31 f Katinka Hosszu, HUN Rome, ITA 2 Aug 2009 4:32.89 f Kathryn ‘Katie’ Hoff, USA Melbourne, AUS 1 Apr 2007 4:36.07 f Kathryn ‘Katie’ Hoff, USA Montreal, Qc 31 Jul 2005 4:36.10 f Petra Schneider, GDR Guayaquil, ECU 1 Aug 1982 4:40.83 f Tracy Caulkins, USA West Berlin, FRG 23 Aug 1978 4:47.08 h Tracy Caulkins, USA West Berlin, FRG 23 Aug 1978 4:52.76 f Ulrike Tauber, GDR Cali, COL 24 Jul 1975 4:57.51 f Gudrun Wegner, GDR Belgrade, YUG 6 Sep 1973 5:04.03 h2 Gudrun Wegner, GDR Belgrade, YUG 6 Sep 1973 5:08.36 h1 Susan Hunter, NZL Belgrade, YUG 6 Sep 1973

4X100 metres Freestyle Relay 3:30.21 f AUS National team Gwangju, KOR 21 Jul 2019 3:31.48 f AUS National team Kazan, RUS 2 Aug 2015 3:31.72 f NED National team Rome, ITA 26 Jul 2009 3:34.74 h3 GER National team Rome, ITA 26 Jul 2009 3:35.26 h2 AUS National team Rome, ITA 26 Jul 2009 3:35.48 f AUS National team Melbourne, AUS 25 Mar 2007 3:37.32 f AUS National team Montreal, Qc 24 Jul 2005 3:37.91 f CHN National team Rome, ITA 7 Sep 1994 3:40.57 f GDR National team Madrid, ESP 19 Aug 1986 3:43.43 f USA National team West Berlin, FRG 27 Aug 1978 3:48.84 h2 USA National team West Berlin, FRG 27 Aug 1978 3:49.37 f GDR National team Cali, COL 26 Jul 1975 3:52.45 f GDR National team Belgrade, YUG 8 Sep 1973 3:56.55 h1 GDR National team Belgrade, YUG 8 Sep 1973

4X200 metres Freestyle Relay (1st held 1986) 7:41.50 f AUS National team Gwangju, KOR 25 Jul 2019 7:42.08 f CHN National team Rome, ITA 30 Jul 2009 7:49.04 h1 GBR National team Rome, ITA 30 Jul 2009 7:50.09 f USA National team Melbourne, AUS 29 Mar 2007 7:53.70 f USA National team Montreal, Qc 28 Jul 2005 7:55.70 f USA National team Barcelona, ESP 24 Jul 2003 7:56.53 f USA National team Fukuoka, JPN 25 Jul 2001 7:56.00 dq (f) AUS National team Fukuoka, JPN 25 Jul 2001 7:57.96 f CHN National team Rome, ITA 5 Sep 1994 7:59.33 f GDR National team Madrid, ESP 17 Aug 1986 8:08.93 h GDR National team Madrid, ESP 17 Aug 1986 8: h1 ??? Madrid, ESP 17 Aug 1986

4X100 metres Medley Relay 3:50.40 f USA National team Gwangju, KOR 28 Jul 2019 3:51.55 f USA National team Budapest, HUN 30 Jul 2017 3:52.19 f CHN National team Rome, ITA 1 Aug 2009 3:55.74 f AUS National team Melbourne, AUS 31 Mar 2007 3:57.47 f AUS National team Montreal, Qc 30 Jul 2005 3:59.89 f CHN National team Barcelona, ESP 26 Jul 2003 4:01.50 f AUS National team Fukuoka, JPN 29 Jul 2001 4:01.67 f CHN National team Rome, ITA 10 Sep 1994 4:04.82 f GDR National team Madrid, ESP 22 Aug 1986 4:05.88 f GDR National team Guayaquil, ECU 6 Aug 1982 4:08.21 f USA National team West Berlin, FRG 20 Aug 1978 4:14.74 f GDR National team Cali, COL 22 Jul 1975 4:16.84 f GDR National team Belgrade, YUG 4 Sep 1973 4:25.87 h1 GDR National team Belgrade, YUG 4 Sep 1973

Mixed 4X100 metres Freestyle Relay (1st held 2015) 3:19.40 f USA National team Gwangju, KOR 27 Jul 2019 3:19.60 f USA National team Budapest, HUN 29 Jul 2017 3:23.05 f USA National team Kazan, RUS 8 Aug 2015 3:24.51 h3 USA National team Kazan, RUS 8 Aug 2015 3:27.71 h2 CHN National team Kazan, RUS 8 Aug 2015 3:34.72 h1 SUI National team Kazan, RUS 8 Aug 2015

Mixed 4X100 metres Medley Relay (1st held 2015) 3:38.56 f USA National team Budapest, HUN 26 Jul 2017 3:40.28 h2 USA National team Budapest, HUN 26 Jul 2017 3:41.71 f GBR National team Kazan, RUS 5 Aug 2015 3:42.33 h3 USA National team Kazan, RUS 5 Aug 2015 3:45.87 h2 RUS National team Kazan, RUS 5 Aug 2015 3:47.48 h1 CHN National team Kazan, RUS 5 Aug 2015

Key: f = result achieved in final so = result achieved in swim-off sf = result achieved in semi-final h = result achieved in preliminary round (i.e. heat) + = split time in longer race R = result achieved in 1st leg of relay ^ = timed finals only in men’s 1500m freestyle of 9th Sep 1973 or women’s 800m freestyle of 8th Sep 1973 at Belgrade ?h = unsure of heat number for World Championship Record status dq = disqualified ** = illegal touch at finish but result upheld