2005 Asian Athletics Championships – Men's 400 metres
The men's 400 metres event at the 2005 Asian Athletics Championships was held in Incheon, South Korea on September 1–3.
Medalists
| Gold | Silver | Bronze |
| Yuzo Kanemaru |
Prasanna Amarasekara |
Rohan Pradeep Kumara |
Results
Heats
| Rank | Heat | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 1 | 2 | Rohan Pradeep Kumara | 46.46 | Q | |
| 2 | 1 | Yuki Yamaguchi | 46.56 | Q | |
| 3 | 2 | Hamdan Al-Bishi | 46.59 | Q | |
| 4 | 1 | Prasanna Amarasekara | 46.69 | Q | |
| 5 | 2 | Yuzo Kanemaru | 46.86 | Q | |
| 6 | 1 | Cho Sung-Kwon | 47.10 | Q, SB | |
| 7 | 1 | Reza Bouazar | 47.13 | q, SB | |
| 7 | 2 | Mohammad Akefian | 47.13 | q | |
| 9 | 1 | Mohamed Salim Al-Rawahi | 47.44 | NJR | |
| 10 | 1 | Fawzi Al-Shammari | 47.83 | ||
| 11 | 2 | Jimar Aing | 48.06 | ||
| 12 | 1 | Boris Khamzin | 48.18 | ||
| 13 | 2 | Muhd Firdaus Bin Juhari | 48.73 | ||
| 14 | 1 | Ernie Candelario | 49.00 | ||
| 15 | 2 | Choi Myong-Joon | 49.20 | ||
| 16 | 2 | Abdul Qadeer Ghani Zada | 53.68 | PB |
Final
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Yuzo Kanemaru | 46.04 | |||
| Prasanna Amarasekara | 46.48 | |||
| Rohan Pradeep Kumara | 46.52 | |||
| 4 | Hamdan Al-Bishi | 46.55 | ||
| 5 | Yuki Yamaguchi | 46.65 | ||
| 6 | Mohammad Akefian | 46.93 | ||
| 7 | Reza Bouazar | 47.58 | ||
| 8 | Cho Sung-Kwon | 47.81 |
