4 x 400 m Relay, Mixed
| Competition | 2023 South American Athletics U20 Championships |
|---|---|
| Venue |
São Paulo
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Brazil | BRA |
3:22.84 | ||
| Vinícius Galeno | — | ||||
| Camille De Oliveira | — | ||||
| Elias Santos | — | ||||
| Júlia Ribeiro | — | ||||
| 🥈 | Colombia |  COL |
3:25.85 | ||
| Paola Loboa | — | ||||
| Nahomy Castro | — | ||||
| Óscar Leal | — | ||||
| Santiago Suárez | — | ||||
| 🥉 | Ecuador |  ECU |
3:34.46 | ||
| Dusthin Morquecho | — | ||||
| Daniela Carolina Torres | — | ||||
| Ian Pata | — | ||||
| Santiago Llerena | — |