4 x 400 m Relay, Mixed
| Competition | 2023 South-East Asian Games (SEA Games) |
|---|---|
| Venue |
Phnom Penh
 CAM
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Vietnam |  VIE |
3:21.27 | ||
| Nguyễn Thị Hằng | — | ||||
| Nguyễn Thị Huyền | — | ||||
| Trần Đình Sơn | — | ||||
| Trần Nhật Hoàng | — | ||||
| 🥈 | Thailand |  THA |
3:23.02 | ||
| Joshua Atkinson | — | ||||
| Benny Nontanam | — | ||||
| Siripol Punpa | — | ||||
| Supanich Poolkerd | — | ||||
| 🥉 | Philippines |  PHI |
3:23.69 | ||
| Robyn Brown | — | ||||
| Michael del Prado | — | ||||
| Jessel Lumapas | — | ||||
| Umajesty Williams | — |