| Competition | 2009 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Vientiane
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Singapore | 3:45.73 | |||
| Mylene Ong | 56.61 | ||||
| Amanda Lim | 56.31 | ||||
| Lynette Lim | 56.62 | ||||
| Quah Ting Wen | 56.19 | ||||
| 🥈 | Thailand | 3:48.09 | |||
| Natthanan Chankrajang | 56.22 | ||||
| Jiratida Phinyosophon | 56.29 | ||||
| Natsaya Susuk | 57.32 | ||||
| Benjaporn Sriphanomthorn | 58.26 | ||||
| 🥉 | Malaysia | 3:51.40 | |||
| Leung Chii Lin | 58.23 | ||||
| Chui Lai Kwan | 57.55 | ||||
| Siow Yi Ting | 58.55 | ||||
| Khoo Cai Lin | 57.07 |