400 m Individual Medley, Men
| Competition | 1999 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Bandar Seri Begawan
 BRU
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Ratapong Sirisanont |  THA |
4:25.16 | ||
| 🥈 | Albert Sutanto |  INA |
4:25.19 | ||
| 🥉 | Torwai Sethsothorn | THA |
4:31.21 |