400 m, Women
| Competition | 2025 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Bangkok, Chonburi
 THA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Nguyễn Thị Ngọc |  VIE |
52.74 | ||
| 🥈 | Chinenye Onourah | THA |
52.93 | ||
| 🥉 | Jeralyn Rodriguez |  PHI |
53.40 |