| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2013 |
|---|---|---|---|---|---|
| 1 | 1116 | Kerron Clement |
USA
|
47.24 | 48.06 |
| 2 | 983 | Mamadou Kasse HANN |
SEN
|
48.50 | 48.50 |
| 3 | 1173 | Michael Tinsley |
USA
|
47.91 | 47.96 |
| 4 | 346 | Felix Sánchez |
DOM
|
47.25 | 48.10 |
| 5 | 311 | Omar Cisneros |
CUB
|
47.93 | 47.93 |
| 6 | 1051 | Jehue Gordon |
TTO
|
47.96 | 48.00 |
| 7 | 894 | Javier Culson |
PUR
|
47.72 | 48.14 |
| 8 | 997 | Emir Bekric |
SRB
|
48.36 | 48.36 |