| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS |
|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 750 | Regina George |
NGR |
51.60 Q SB |
| 2 | 1 | 3 | 608 | Shaunae MILLER-UIBO |
BAH |
52.10 Q SB |
| 3 | 2 | 1 | 776 | Justyna ŚWIĘTY-ERSETIC |
POL |
52.13 Q PB |
| 4 | 3 | 1 | 715 | Patricia Hall |
JAM |
52.19 q |
| 5 | 1 | 2 | 719 | Kaliese Spencer |
JAM |
52.26 Q |
| 6 | 1 | 4 | 642 | Denisa Rosolová |
CZE |
52.37 Q SB |
| 6 | 2 | 4 | 865 | Francena McCorory |
USA |
52.37 Q |
| 8 | 2 | 2 | 742 | Lisanne DE WITTE |
NED |
52.61 Q PB |
| 8 | 3 | 2 | 847 | Joanna Atkins |
USA |
52.61 q |
| 10 | 4 | 1 | 661 | Margaret Adeoye |
GBR |
52.69 q SB |
| 11 | 3 | 4 | 678 | Esther Cremer |
GER |
52.71 q |
| 12 | 4 | 4 | 881 | Kineke Alexander |
VIN |
52.80 SB |
| 13 | 2 | 3 | 766 | Małgorzata HOŁUB-KOWALIK |
POL |
53.07 |
| 14 | 4 | 2 | 663 | Shana Cox |
GBR |
53.10 |
| 15 | 3 | 3 | 748 | Nicky van Leuveren |
NED |
53.34 |
| 16 | 4 | 3 | 693 | Melissa Caddle |
GUY |
54.56 |
| 17 | 5 | 4 | 604 | Samantha Edwards |
ANT |
54.74 |
| 3 | 807 | Kseniya Ryzhova |
RUS |
DQ |