400 m, Men
| Competition | 1983 Pan American Games |
|---|---|
| Venue |
Caracas
 VEN
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Cliff Wiley |  USA |
45.02 | ||
| 🥈 | Lázaro Martínez |  CUB |
45.37 | ||
| 🥉 | Gérson de Souza |  BRA |
45.45 |
| Competition | 1983 Pan American Games |
|---|---|
| Venue |
Caracas
VEN
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Cliff Wiley | USA |
45.02 | ||
| 🥈 | Lázaro Martínez | CUB |
45.37 | ||
| 🥉 | Gérson de Souza | BRA |
45.45 |