| 1 | Daimí Pernia | CUB | |
52,89 | AR |
| 2 | Nezha Bidouane | MAR | |
52,90 | AR |
| 3 | Deon Hemmings | JAM | |
53,16 | |
| 4 | Andrea Blackett | BAR | 53,36 | NR | |
| 5 | Sandra Cummings-Glover | USA | 53,65 | ||
| 6 | Michelle Johnson | USA | 54,23 | ||
| 7 | Tetyana Tereshchuk-Antipova | UKR | 54,33 | ||
| 8 | Debbie-Ann Parris | JAM | 56,24 |