400 m, Men
| Competition | 1971 Pan American Games |
|---|---|
| Venue |
Cali
 COL
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | John Smith |  USA |
44.60 | ||
| 🥈 | Fred Newhouse | USA |
45.09 | ||
| 🥉 | Fernando Acevedo |  PER |
45.30 |
| Competition | 1971 Pan American Games |
|---|---|
| Venue |
Cali
COL
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 2 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | John Smith | USA |
44.60 | ||
| 🥈 | Fred Newhouse | USA |
45.09 | ||
| 🥉 | Fernando Acevedo | PER |
45.30 |