| POS | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|
| 1 | Kaliese Spencer |
JAM
|
53.60 | |
| 2 | Natalya Antyukh |
RUS
|
55.05 | |
| 3 | Anastasiya Rabchenyuk |
UKR
|
55.81 | |
| 4 | Yadisleidis PEDROSO |
CUB
|
56.14 | |
| 5 | Manuela Gentili |
ITA
|
56.51 | |
| 6 | Anna Titimets |
UKR
|
57.79 | |
| Melaine Walker |
JAM
|
DNS |