| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Antonio McKay |
USA
|
45.98 | |
| 2 | Roberto Hernández |
CUB
|
46.09 NR | |
| 3 | Michael Franks |
USA
|
46.19 | |
| 4 | Ian Morris |
TTO
|
46.57 | |
| 5 | Paul Harmsworth |
GBR
|
46.59 PB | |
| 6 | Arjen Visserman |
NED
|
47.11 |