| Final | time | ||
| 1. Anthony Jose Zambrano |  Colombia | 44.83s | |
| 2. Demish Gaye |  Jamaica | 44.94s | |
| 3. Justin Robinson |  United States | 45.07s | |
| 4. Wilbert London III | United States | 45.22s | |
| 5. Jonathan Jones |  Barbados | 45.35s | |
| 6. Alejandro Jhon Perlaza | Colombia | 45.37s | |
| 7. Luguelin Santos |  Dominicana | 45.73s | |
| 8. Bralon Taplin |  Grenada | 46.01s |
| Todor66 | |
| Pan America Games 2019 index | |
| Pan America Games Athletics index | |
| World Athletics index | |
| . |
Prepared and maintained by Todor Krastev
todor1966@yahoo.com
Last updated: 30 Oct 2023
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