400 m, Men
| Competition | 1999 Pan American Athletics U20 Championships |
|---|---|
| Venue |
Tampa
 USA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sanjay Ayre |  JAM |
46.14 | ||
| 🥈 | William Hernández |  VEN |
46.87 | ||
| 🥉 | Liam Card |  CAN |
47.16 |
| Competition | 1999 Pan American Athletics U20 Championships |
|---|---|
| Venue |
Tampa
USA
|
| Held | — |
| Status | Medal |
| Competitors | 3 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | Sanjay Ayre | JAM |
46.14 | ||
| 🥈 | William Hernández | VEN |
46.87 | ||
| 🥉 | Liam Card | CAN |
47.16 |