400 m, Men
| Competition | 2015 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Singapore
 SGP
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Kunanon Sukkaew |  THA |
46.00 | ||
| 🥈 | Quách Công Lịch |  VIE |
46.02 | ||
| 🥉 | Edgardo Alejan |  PHI |
47.08 |