4 x 100 m Medley Relay, Men
| Competition | 2003 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Hanoi
 VIE
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Thailand |  THA |
3:51.33 | ||
| Suriya Suksuphak | 1:00.32 | ||||
| Ratapong Sirisanont | 2:02.94 | ||||
| Phathanyu Yimsumruay | 2:59.87 | ||||
| Arwut Chinnapasaen | — | ||||
| 🥈 | Malaysia |  MAS |
3:53.05 | ||
| Alex Lim | 55.71 | ||||
| Ooi Kee Tzuen | 2:04.77 | ||||
| Lubrey Lim | 3:01.44 | ||||
| Allen Ong | — | ||||
| 🥉 | Singapore |  SGP |
3:53.06 | ||
| Gary Tan | 58.72 | ||||
| Leonard Tan | 2:05.06 | ||||
| Ng Cheng Xun | 3:01.86 | ||||
| Mark Chay | — |