400 m, Men
| Competition | 1988 Ibero-American Championships in Athletics |
|---|---|
| Venue |
Mexico City
 MEX
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Roberto Hernández |  CUB |
44.44 | ||
| 🥈 | Gérson de Souza |  BRA |
45.28 | ||
| 🥉 | Jesús Malavé |  VEN |
45.61 |