| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 545 | Melaine Walker |
JAM |
53.26 Q SB |
| 2 | 2 | 1 | 913 | Josanne Lucas |
TTO |
53.98 Q NR |
| 3 | 3 | 1 | 759 | Angela Morosanu |
ROU |
54.15 q |
| 4 | 1 | 3 | 982 | Lashinda Demus |
USA |
54.25 Q |
| 5 | 1 | 2 | 543 | Kaliese Spencer |
JAM |
54.37 Q |
| 6 | 2 | 2 | 947 | Anastasiya Rabchenyuk |
UKR |
54.49 Q SB |
| 7 | 3 | 2 | 1040 | Tiffany Williams |
USA |
54.79 q |
| 8 | 4 | 2 | 712 | Anna Jesien |
POL |
54.82 |
| 9 | 2 | 3 | 777 | Natalya Antyukh |
RUS |
54.86 Q |
| 10 | 3 | 3 | 547 | Nickiesha Wilson |
JAM |
54.89 SB |
| 11 | 4 | 3 | 283 | Zuzana HEJNOVÁ |
CZE |
54.99 |
| 12 | 4 | 1 | 218 | Xiaoxiao Huang |
CHN |
55.40 SB |
| 13 | 5 | 1 | 796 | Natalya Ivanova |
RUS |
56.08 |
| 14 | 5 | 2 | 785 | Elena Churakova |
RUS |
56.11 |
| 15 | 5 | 3 | 189 | Vania Stambolova |
BUL |
56.12 |
| 16 | 6 | 3 | 380 | Eilidh Doyle |
GBR |
56.21 |
| 17 | 6 | 1 | 1027 | Sheena Tosta |
USA |
56.31 |
| 18 | 6 | 2 | 614 | Ieva Zunda |
LAT |
56.66 |
| 19 | 7 | 1 | 680 | Muizat Ajoke Odumosu |
NGR |
56.80 |
| 20 | 7 | 3 | 293 | Sara Slott PETERSEN |
DEN |
56.99 |
| 21 | 8 | 3 | 428 | Jonna Tilgner |
GER |
57.11 |
| 22 | 7 | 2 | 394 | Perri Shakes-Drayton |
GBR |
57.57 |
| 23 | 8 | 1 | 138 | Elodie Ouédraogo |
BEL |
57.58 |
| 2 | 678 | Amaka Ogoegbunam |
NGR |
DQ |