| Final | time | ||
| 1. Eronilde Nunes De Araujo |  Brazil | 49.96s | |
| 2. McClinton Neal |  United States | 50.05s | |
| 3. Torrance Zellner | United States | 50.21s | |
| 4. Mark Thompson |  Jamaica | 50.53s | |
| 5. Antonio Smith |  Venezuela | 50.71s | |
| 6. Domingo Cordero |  Puerto Rico | 50.80s | |
| 7. Pedro Pi�era |  Cuba | 50.83s | |
| 8. Juan Hernändez | Cuba | 51.07s |
| Todor66 | |
| Pan America Games 1991 index | |
| Pan America Games Athletics index | |
| World Athletics index | |
| . |
Prepared and maintained by Todor Krastev
todor1966@yahoo.com
Last updated: 30 Oct 2023
Facebook Todor Krastev
