List of world records in swimming
Men
Legend: # – Record awaiting ratification by FINA; Records not set in finals: h – heat; sf – semifinal; r – relay 1st leg; rh – relay heat 1st leg; b – B final; † – en route to final mark; tt – time trial

List of world records in swimming

Section Title: Men
Table Section Text: Legend: # – Record awaiting ratification by FINA; Records not set in finals: h – heat; sf – semifinal; r – relay 1st leg; rh – relay heat 1st leg; b – B final; † – en route to final mark; tt – time trial

Event	Time	Name	Nationality	Date	Meet	Location	Ref

50m freestyle	20.91	César Cielo	Brazil	18 December 2009	Brazilian Championships	São Paulo, Brazil	, ​

100m freestyle	46.91	César Cielo	Brazil	30 July 2009	World Championships	Rome, Italy	, ​

200m freestyle	1:42.00	Paul Biedermann	Germany	28 July 2009	World Championships	Rome, Italy	, ​

400m freestyle	3:40.07	Paul Biedermann	Germany	26 July 2009	World Championships	Rome, Italy	, ​

800m freestyle	7:32.12	Zhang Lin	China	29 July 2009	World Championships	Rome, Italy

1500m freestyle	14:31.02	Sun Yang	China	4 August 2012	Olympic Games	London, United Kingdom	,​

50m backstroke	24.00	Kliment Kolesnikov	Russia	4 August 2018	European Championships	Glasgow, United Kingdom	, ​

100m backstroke	51.85	r	Ryan Murphy	United States	13 August 2016	Olympic Games	Rio de Janeiro, Brazil	, ​

200m backstroke	1:51.92	Aaron Peirsol	United States	31 July 2009	World Championships	Rome, Italy	, ​

50m breaststroke	25.95	sf	Adam Peaty	Great Britain	25 July 2017	World Championships	Budapest, Hungary	,​

100m breaststroke	57.10	Adam Peaty	Great Britain	4 August 2018	European Championships	Glasgow, United Kingdom	, ​

200m breaststroke	2:06.67	Ippei Watanabe	Japan	29 January 2017	Kosuke Kitajima Cup	Tokyo, Japan	, ​

50m butterfly	22.27	Andriy Govorov	Ukraine	1 July 2018	Sette Colli Trophy	Rome, Italy	, ​

100m butterfly	49.82	Michael Phelps	United States	1 August 2009	World Championships	Rome, Italy	, ​

200m butterfly	1:51.51	Michael Phelps	United States	29 July 2009	World Championships	Rome, Italy	, ​

200m individual medley	1:54.00	Ryan Lochte	United States	28 July 2011	World Championships	Shanghai, China	, ​

400m individual medley	4:03.84	Michael Phelps	United States	10 August 2008	Olympic Games	Beijing, China	, ​

4×100m freestyle relay	3:08.24	(47.51)Michael Phelps (47.02)Garrett Weber-Gale (47.65)Cullen Jones (46.06)Jason Lezak	United States	11 August 2008	Olympic Games	Beijing, China	, ​

4×200m freestyle relay	6:58.55	(1:44.49)Michael Phelps (1:44.13)Ricky Berens (1:45.47)David Walters (1:44.46)Ryan Lochte	United States	31 July 2009	World Championships	Rome, Italy

4×100m medley relay	3:27.28	(52.19)Aaron Peirsol (58.57)Eric Shanteau (49.72)Michael Phelps (46.80)David Walters	United States	2 August 2009	World Championships	Rome, Italy

Sentence(s)

David Walters of America holds the world record in the 4×100-meter medley relay.

final_sentence: David Walters of America holds the world record in the 4×100-meter medley relay.