400 m, Women
| Competition | 2009 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Vientiane
 LAO
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Treewadee Yongphan |  THA |
54.16 | ||
| 🥈 | Kay Khine Lwin |  MYA |
54.25 | ||
| 🥉 | Noraseela Mohd Khalid |  MAS |
54.32 |