4 x 400 m Relay, Women
| Competition | 2026 South American Games |
|---|---|
| Venue |
Rosario, Santa Fe, and Rafaela
 ARG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Colombia |  COL |
3:32.21 | ||
| María Rocha | — | ||||
| Melany Bolaño | — | ||||
| Marleth Ospino | — | ||||
| Lina Licona | — | ||||
| 🥈 | Brazil |  BRA |
3:33.54 | ||
| Júlia Ribeiro | — | ||||
| Letícia Lima | — | ||||
| Jainy Barreto | — | ||||
| Maria de Sena | — | ||||
| 🥉 | Argentina | ARG |
3:35.55 | ||
| Florencia Lamboglia | — | ||||
| Noelia Martínez | — | ||||
| Guillermina Cossio | — | ||||
| Megan Powell | — |