| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2015 |
|---|---|---|---|---|---|
| 2 | 112 | Anneliese RUBIE-RENSHAW |
AUS
|
51.69 | 51.69 |
| 3 | 489 | Libania Grenot |
ITA
|
50.30 | 51.07 |
| 4 | 366 | Floria GUEI |
FRA
|
50.89 | 50.89 |
| 5 | 509 | Christine Day |
JAM
|
50.16 | 50.16 |
| 6 | 142 | Shaunae MILLER-UIBO |
BAH
|
49.92 | 49.92 |
| 7 | 578 | Joy Nakhumicha Sakari |
KEN
|
51.56 | 52.74 |
| 8 | 725 | Nadezhda Kotlyarova |
RUS
|
51.42 | 51.42 |
| 9 | 889 | Natasha Hastings |
USA
|
49.84 | 50.24 |
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2015 |
|---|---|---|---|---|---|
| 2 | 678 | Patrycja WYCISZKIEWICZ-ZAWADZKA |
POL
|
51.31 | 51.31 |
| 3 | 205 | Carline Muir |
CAN
|
51.55 | 51.70 |
| 4 | 881 | Phyllis FRANCIS |
USA
|
50.46i | 50.52 |
| 5 | 367 | Marie Gayot |
FRA
|
51.24 | 51.24 |
| 6 | 515 | Stephenie Ann MCPHERSON |
JAM
|
49.92 | 50.34 |
| 7 | 390 | Christine Ohuruogu |
GBR
|
49.41 | 50.82 |
| 8 | 630 | Patience Okon GEORGE |
NGR
|
50.76 | 50.76 |
| 9 | 736 | Ekaterina Renzhina |
RUS
|
51.51 | 51.51 |
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2015 |
|---|---|---|---|---|---|
| 2 | 389 | Anyika Onuora |
GBR
|
51.14 | 51.14 |
| 3 | 571 | Maureen Jelagat Maiyo |
KEN
|
51.40 | 51.40 |
| 4 | 698 | Bianca Razor |
ROU
|
50.37 | 50.37 |
| 5 | 512 | Shericka JACKSON |
JAM
|
50.31 | 50.31 |
| 6 | 513 | Novlene Williams-Mills |
JAM
|
49.63 | 51.07 |
| 7 | 879 | Allyson FELIX |
USA
|
49.59 | 50.05 |
| 8 | 944 | Kabange Mupopo |
ZAM
|
50.86 | 50.86 |
| 9 | 843 | Nataliia Pygyda |
UKR
|
50.86 | 51.07 |