Aquatics at the 1979 SEA Games

Aquatics at the 1979 Southeast Asian Games included swimming, diving and water polo events. The three sports of aquatics were held at Senayan Aquatic Sport Complex, Jakarta, Indonesia. Aquatics events was held between 24 September to 27 September.

Medal winners

Event	Gold		Silver		Bronze
100 m freestyle	Gerald Item	55.12	Ang Peng Siong	55.47	John Item	56.01
200 m freestyle	Gerald Item	2:01.43	Dwi Widjajanto	2:02.69	Vicente Cheng	2:03.46
400 m freestyle	William Wilson	4:22.53	Dwi Widjajanto	4:23.23	Khoo Teng Cheong	4:24.71
1500 m freestyle	Khoo Teng Cheong	17:42.98	Dwi Widjajanto	17:52.03	William Wilson	18:23.25

100 m backstroke	Lukman Niode	1:01.09	Richard Luna	1:04.56	Hii Toh Hock	1:05.57
200 m backstroke	Lukman Niode	2:14.55	Richard Luna	2:18.68	Noel Madridejo

100 m breaststroke	Kun Hantio Prastiasto	1:08.64	Jairulla Jaitulla	1:09.91	G Pamor Brantakesuma	1:11.71
200 m breaststroke	Kun Hantio Prastiasto	2:31.05	Jairulla Jaitulla	2:36.17	Gunawan J Junus	2:36.63

100 m butterfly	Richard Quek	59.78	Gerald Item	59.86	John Item	59.97
200 m butterfly	Gerald Item	2:08.62	John Item	2:11.42	Khoo Teng Cheong	2:12.50

200 m individual medley	Gerald Item	2:16.73	John Item	2:17.34	Lim Seng Hock	2:19.67
400 m individual medley	Gerald Item	4:48.91	John Item	4:50.96	Lim Seng Hock	5:01.03

4×100 m freestyle relay	Indonesia	3:42.52	Singapore	3:45.04	Philippines	3:57.66
4×200 m freestyle relay	Indonesia	8:11.78	Singapore	8:29.35	Philippines	8:30.35
4×100 m medley relay	Indonesia	4:07.24	Philippines	4:16.68	Malaysia	4:19.42

Event	Gold		Silver		Bronze
100 m freestyle	Nanik Juliati	1:01.20	Sirirat Changkasiri	1:02.79	Helen Chow	1:03.17
200 m freestyle	Sirirat Changkasiri	2:12.12	Junie Sng	2:13.63	Nunung Selowati
400 m freestyle	Junie Sng	4:38.29	Sirirat Changkasiri	4:40.77	Nunung Selowati	4:42.80
800 m freestyle	Junie Sng	9:32.94	Nunung Selowati	9:34.38	Tan Guat Kim	9:50.16

100 m backstroke	Nanik Juliati	1:10.32	Helen Chow	1:11.49	Christina Lam	1:11.85
200 m backstroke	Nanik Juliati	2:30.88	Christina Lam	2:31.05	Maria Theresa Espinoza	2:36.26

100 m breaststroke	Nanik Juliati	1:17.42	Anita Suparjiman	1:19.15	Nancy Deano	1:22.04
200 m breaststroke	Nanik Juliati	2:46.80	Anita Suparjiman	2:53.16	Andrew Phang	2:59.25

100 m butterfly	Junie Sng	1:07.77	Nunung Selowati	1:09.51	Mavis Ee	1:09.71
200 m butterfly	Junie Sng	2:23.89	Nunung Selowati	2:25.34	Mavis Ee	2:31.17

200 m individual medley	Nanik Juliati	2:28.67	Junie Sng	2:34.06	Anita Suparjiman	2:35.21
400 m individual medley	Junie Sng	5:21.06	Nanik Juliati	5:26.35	Mavis Ee	5:29.13

4×100 m freestyle relay	Indonesia	4:17.79	Malaysia	4:18.91	Thailand	4:21.02
4×100 m medley relay	Indonesia	4:46.32	Thailand	4:53.69	Singapore	4:53.97

Event	Gold	Silver	Bronze
Men's	Singapore	Indonesia