| Order / Lane | ATHLETE | COUNTRY | PB | SB 2011 |
|---|---|---|---|---|
| Queen CLAYE |
USA
|
54.55 | 54.78 | |
| Josanne Lucas |
TTO
|
53.20 | 56.86 | |
| Perri Shakes-Drayton |
GBR
|
53.77 | 54.62 | |
| Natalya Antyukh |
RUS
|
52.70 | 53.75 | |
| Christine Spence |
USA
|
54.21 | 55.90 | |
| Zuzana HEJNOVÁ |
CZE
|
53.29 | 53.29 | |
| Nickiesha Wilson |
JAM
|
53.97 | 55.57 | |
| Nicole Leach |
USA
|
54.32 | 56.08 |