400 m Individual Medley, Men
| Competition | 2021 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Hanoi
 VIE
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Nguyễn Trần Hưng | VIE |
4:18.10 | ||
| 🥈 | Nguyễn Quang Thuấn | VIE |
4:22.46 | ||
| 🥉 | Aflah Prawira |  INA |
4:23.43 |