These are the results (medal winners) of the swimming competition at the 1991 World Aquatics Championships.

Medal table

  *   Host nation (Australia)

Rank	Nation	Gold	Silver	Bronze	Total
1	United States (USA)	13	7	3	23
2	Hungary (HUN)	5	2	1	8
3	Germany (GER)	4	9	7	20
4	China (CHN)	4	1	1	6
5	Australia (AUS)*	2	5	1	8
6	Soviet Union (URS)	1	1	5	7
7	Italy (ITA)	1	1	4	6
8	Spain (ESP)	1	0	1	2
9	Suriname (SUR)	1	0	0	1
10	France (FRA)	0	2	1	3
11	Great Britain (GBR)	0	1	1	2
	Japan (JPN)	0	1	1	2
	Netherlands (NED)	0	1	1	2
14	Canada (CAN)	0	1	0	1
	Sweden (SWE)	0	1	0	1
16	Denmark (DEN)	0	0	2	2
	Poland (POL)	0	0	2	2
Totals (17 entries)		32	33	31	96

Medal summary

Men

Event	Gold	Silver	Bronze
50 m freestyle details	Tom Jager (USA) 22.16 CR	Matt Biondi (USA) 22.26	Gennadiy Prigoda (URS) 22.62
100 m freestyle details	Matt Biondi (USA) 49.18	Tommy Werner (SWE) 49.63	Giorgio Lamberti (ITA) 49.82
200 m freestyle details	Giorgio Lamberti (ITA) 1:47.27 CR	Steffen Zesner (GER) 1:48.28	Artur Wojdat (POL) 1:48.70
400 m freestyle details	Jörg Hoffmann (GER) 3:48.04 CR	Stefan Pfeiffer (GER) 3:48.86	Artur Wojdat (POL) 3:49.67
1500 m freestyle details	Jörg Hoffmann (GER) 14:50.36 WR	Kieren Perkins (AUS) 14:50.58	Stefan Pfeiffer (GER) 14:59.34
100 m backstroke details	Jeff Rouse (USA) 55.23 CR	Mark Tewksbury (CAN) 55.29	Martin López (ESP) 55.61
200 m backstroke details	Martin López (ESP) 1:59.52	Stefano Battistelli (ITA) 1:59.98	Vladimir Selkov (URS) 2:00.33
100 m breaststroke details	Norbert Rózsa (HUN) 1:01.45 WR	Adrian Moorhouse (GBR) 1:01.58	Gianni Minervini (ITA) 1:01.74
200 m breaststroke details	Mike Barrowman (USA) 2:11.23 WR	Norbert Rózsa (HUN) 2:12.03	Nick Gillingham (GBR) 2:13.12
100 m butterfly details	Anthony Nesty (SUR) 53.29 CR	Michael Groß (GER) 53.31	Vladislav Kulikov (URS) 53.74
200 m butterfly details	Melvin Stewart (USA) 1:55.69 WR	Michael Groß (GER) 1:56.78	Tamás Darnyi (HUN) 1:58.25
200 m individual medley details	Tamás Darnyi (HUN) 1:59.36 WR	Eric Namesnik (USA) 2:01.87	Christian Geßner (GER) 2:02.36
400 m individual medley details	Tamás Darnyi (HUN) 4:12.36 WR	Eric Namesnik (USA) 4:15.21	Stefano Battistelli (ITA) 4:16.50
4×100 m freestyle relay details	United States (USA) Tom Jager Brent Lang Doug Gjertsen Matt Biondi 3:17.15 CR	Germany (GER) Peter Sitt Dirk Richter Steffen Zesner Bengt Zikarsky 3:18.88	Soviet Union (URS) Gennadiy Prigoda Yuriy Bashkatov Veniamin Tayanovich Vladimir Tkashenko 3:18.97
4×200 m freestyle relay details	Germany (GER) Peter Sitt Steffen Zesner Stefan Pfeiffer Michael Groß 7:13.50 CR	United States (USA) Troy Dalbey Melvin Stewart Dan Jorgensen Doug Gjertsen 7:14.87	Italy (ITA) Emanuele Idini Roberto Gleria Stefano Battistelli Giorgio Lamberti 7:17.18
4×100 m medley relay details	United States (USA) Jeff Rouse Eric Wunderlich Mark Henderson Matt Biondi 3:39.66 CR	Soviet Union (URS) Vladimir Shemetov Dmitriy Volkov Vladislav Kulikov Veniamin Tayanovich 3:40.41	Germany (GER) Frank Hoffmeister Christian Poswiat Michael Groß Dirk Richter 3:42.13

Legend: WR – World record; CR – Championship record

Women

Event	Gold	Silver	Bronze
50 m freestyle details	Zhuang Yong (CHN) 25.47	Leigh Ann Fetter (USA)  Catherine Plewinski (FRA) 25.50
100 m freestyle details	Nicole Haislett (USA) 55.17	Catherine Plewinski (FRA) 55.31	Zhuang Yong (CHN) 55.65
200 m freestyle details	Hayley Lewis (AUS) 2:00.48	Janet Evans (USA) 2:00.67	Mette Jacobsen (DEN) 2:00.93
400 m freestyle details	Janet Evans (USA) 4:08.63	Hayley Lewis (AUS) 4:09.40	Suzu Chiba (JPN) 4:11.44
800 m freestyle details	Janet Evans (USA) 8:24.05 CR	Grit Müller (GER) 8:30.20	Jana Henke (GER) 8:30.31
100 m backstroke details	Krisztina Egerszegi (HUN) 1:01.78	Tünde Szabó (HUN) 1:01.98	Janie Wagstaff (USA) 1:02.17
200 m backstroke details	Krisztina Egerszegi (HUN) 2:09.15 CR	Dagmar Hase (GER) 2:12.01	Janie Wagstaff (USA) 2:13.14
100 m breaststroke details	Linley Frame (AUS) 1:08.81	Jana Dörries (GER) 1:09.35	Yelena Volkova (URS) 1:09.66
200 m breaststroke details	Yelena Volkova (URS) 2:29.53	Linley Frame (AUS) 2:30.02	Jana Dörries (GER) 2:30.14
100 m butterfly details	Qian Hong (CHN) 59.68	Wang Xiaohong (CHN) 59.81	Catherine Plewinski (FRA) 59.88
200 m butterfly details	Summer Sanders (USA) 2:09.24	Rie Shito (JPN) 2:11.06	Hayley Lewis (AUS) 2:11.09
200 m individual medley details	Lin Li (CHN) 2:13.40	Summer Sanders (USA) 2:14.06	Daniela Hunger (GER) 2:16.16
400 m individual medley details	Lin Li (CHN) 4:41.45	Hayley Lewis (AUS) 4:41.46	Summer Sanders (USA) 4:43.41
4×100 m freestyle relay details	United States (USA) Nicole Haislett Julie Cooper Whitney Hedgepeth Jenny Thompson 3:43.26	Germany (GER) Simone Osygus Kerstin Kielgaß Karin Seick Manuela Stellmach 3:44.37	Netherlands (NED) Mildred Muis Inge de Bruijn Marianne Muis Karin Brienesse 3:45.05
4×200 m freestyle relay details	Germany (GER) Kerstin Kielgaß Manuela Stellmach Dagmar Hase Stephanie Ortwig 8:02.56	Netherlands (NED) Marianne Muis Manon Masseurs Mildred Muis Karin Brienesse 8:05.97	Denmark (DEN) Gitta Jensen Berit Puggaard Annette Poulsen Mette Jacobsen 8:07.20
4×100 m medley relay details	United States (USA) Janie Wagstaff Tracey McFarlane Crissy Ahmann-Leighton Nicole Haislett 4:06.51	Australia (AUS) Nicole Livingstone Linley Frame Susie O'Neill Karen van Wirdum 4:08.04	Germany (GER) Svenja Schlicht Jana Dörries Susanne Müller Manuela Stellmach 4:10.50

Legend: WR – World record; CR – Championship record