The swimming competitions at the 2025 SEA Games took place in Bangkok, Thailand from 10 to 15 December 2025.
Summary Despite stronger competition, Singapore continued its record run as Southeast Asia's leading swimming nation. The team won a total of 34 medals, comprising 19 gold, 8 silver and 7 bronze, with its gold tally exceeding that of the nearest country by more than threefold.
Participating nations 10 nations competed in swimming.
Medal table
Medalists KeyASAsian recordGRSEA Games recordNRNational record Men 50 m freestyle 21.92 22.42 22.48 NR100 m freestyle 48.65 49.45 50.02200 m freestyle 1:48.64 1:48.70 1:50.43400 m freestyle 3:50.63 3:53.18 3:53.501500 m freestyle 15:19.58 15:22.59 15:28.46 NR50 m backstroke 25.36 25.43 25.49100 m backstroke 55.08 55.89 56.04200 m backstroke 2:00.62 2:01.63 2:02.8950 m breaststroke 27.68 NR 27.96 28.02100 m breaststroke 1:01.43 1:01.72 1:02.35200 m breaststroke 2:12.81 2:14.82 2:15.5650 m butterfly23.2423.5723.97100 m butterfly 52.25 53.14 53.32200 m butterfly 1:59.64 2:01.57 2:02.60200 m individual medley 2:02.11 2:03.88 2:04.19400 m individual medley 4:19.98 4:25.45 4:25.984 × 100 m freestyle relayQuah Zheng WenMikkel LeeJonathan Tan Eu JinZulhilmi Mohd Azman 3:16.65 GRTrần Văn Nguyễn QuốcLuong Jérémie Loïc NinoTrần Hưng NguyênNguyễn Viết Tường 3:20.01 NRYin Chuen LimKhiew Hoe YeanArvin Shaun Singh ChahalTerence Ng Shin Jian 3:20.874 × 200 m freestyle relayTrần Văn Nguyễn QuốcNguyễn Huy HoàngNguyễn Viết TườngTrần Hưng Nguyên 7:18.67Khiew Hoe YeanArvin Shaun Singh ChahalTerence Ng Shin JianMohd Dhuha Zulfikry 7:19.50 NRQuah Zheng WenGlen Lim Jun WeiJonathan Tan Eu JinZulhilmi Mohd Azman 7:21.134 × 100 m medley relayChan Chun HoQuah Zheng WenMikkel LeeJonathan Tan Eu Jin 3:38.47Surasit ThongdeangThanonchai JanruksaPongpanod TrithanTonnam Kamteemool 3:40.28 NRLuong Jérémie Loïc NinoNguyễn Viết TườngTrần Hưng NguyênPhạm Thanh Bảo 3:41.34
Women 50 m freestyle25.03 GR25.15 NR25.38100 m freestyle 54.82 55.36 55.60200 m freestyle 2:00.02 2:02.19 2:02.71400 m freestyle 4:11.88 4:13.56 4:17.39800 m freestyle 8:33.13 GR 8:42.09 8:52.1750 m backstroke 28.80 NR 28.84 28.84 NR100 m backstroke1:02.35 1:02.52 NR1:02.60 200 m backstroke 2:13.95 NR 2:15.73 2:16.3950 m breaststroke 31.03 GR 31.52 31.71100 m breaststroke 1:06.79 GR 1:10.09 1:10.40 NR200 m breaststroke 2:27.37 GR 2:31.50 2:32.5050 m butterfly26.42 GR26.93 NR26.96100 m butterfly 59.76 59.77 1:01.57200 m butterfly 2:11.78 2:12.10 2:13.88200 m individual medley 2:13.42 GR, NR 2:16.14 2:16.66400 m individual medley 4:46.30 4:47.39 4:47.624 × 100 m freestyle relayHeather WhiteChloe IsletaXiandi ChuaKayla Sanchez 3:44.26 NRQuah Jing WenAshley Lim Yi XuanQuah Ting WenGan Ching Hwee 3:46.53Nguyễn Kha NhiVõ Thị Mỹ TiênNguyễn Thúy HiềnPhạm Thị Vân 3:47.47 NR4 × 200 m freestyle relayMaria NedelkoJinjutha PholjamjumrusNapatsawan JaritklaKamonchanok Kwanmuang 8:10.10 NRHeather WhiteChloe IsletaKayla SanchezXiandi Chua 8:11.55 NRNguyễn Kha NhiVõ Thị Mỹ TiênNguyễn Thúy HiềnPhạm Thị Vân 8:14.22 NR4 × 100 m medley relayJulia YeoLetitia SimQuah Jing WenQuah Ting Wen4:05.79 GRXiandi ChuaMiranda Cristina RennerHeather WhiteKayla Sanchez4:09.33 NRMia MillarNapatsawan JaritklaThitirat InchaiKamonchanok Kwanmuang4:11.55 NR
References