400 m, Men
| Competition | 1959 South East Asian Peninsular Games (SEAP Games) |
|---|---|
| Venue |
Bangkok
 THA
|
| Held | — |
| Status | Medal |
| Competitors | 4 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Somsakdi Tongaram | THA |
50.3 | ||
| 🥈 | V. Velayutham |  MAL |
51.2 | ||
| 🥉 | Aung Moung |  MYA |
51.4 | ||
| 4 | Thaung Tun | MYA |
52.7 |