400 m, Men
| Competition | 2016 South American Athletics U23 Championships |
|---|---|
| Venue |
Lima
 PER
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Alexander Russo |  BRA |
47.07 | ||
| 🥈 | Sergio Aldea |  CHI |
47.74 | ||
| 🥉 | Josué Congo |  ECU |
48.09 |