400 m Freestyle, Men
| Competition | 1965 South East Asian Peninsular Games (SEAP Games) |
|---|---|
| Venue |
Kuala Lumpur
 MAS
|
| Held | 15 December 1965 |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Tan Thuan Heng |  SGP |
4:33.4 | ||
| 🥈 | Tin Maung Ni |  MYA |
4:33.7 | ||
| 🥉 | Chan Chee Seng | MAS |
4:52.2 |