400 m, Men
| Competition | 2022 South American Athletics U18 Championships |
|---|---|
| Venue |
São Paulo
 BRA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Vinícius Galeno | BRA |
47.41 | ||
| 🥈 | Tainan Zart | BRA |
49.05 | ||
| 🥉 | Ignacio Cabrera |  ARG |
49.40 |