Swimming at the 2009 SEA Games – Men's 400 metre individual medley
The Men's 400 Individual Medley swimming event at the 25th SEA Games was held on December 10, 2009. This even was swum as a timed-final (i.e. swimmers only swam the race once).
Results
Final
| Place | Swimmer | Nation | Time | Notes |
|---|---|---|---|---|
| 1 | Miguel Molina |  Philippines | 4:27.00 | |
| 2 | Nuttapong Ketin |  Thailand | 4:27.57 | |
| 3 | Thai Nguyen Vo |  Vietnam | 4:30.78 | |
| 4 | Sheng Jun Pang |  Singapore | 4:32.44 | |
| 5 | Akbar Nasution |  Indonesia | 4:34.24 | |
| 6 | Melvin Chua |  Malaysia | 4:35.39 | |
| 7 | Jose Gonzales | Philippines | 4:39.00 | |
| 8 | Wei Ming Ho | Singapore | 4:44.97 | |
| 9 | Idham Dasuki | Indonesia | 4:48.29 | |
| 10 | Nithipanya A | Thailand | 5:28.92 | |
| - | Van Ty Nguyen | Vietnam | DQ |
