| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2011 |
|---|---|---|---|---|---|
| 1 | 407 | Nicola Sanders |
GBR
|
49.65 | 51.84 |
| 2 | 332 | Maris Mägi |
EST
|
52.21 | 52.21 |
| 3 | 935 | Allyson FELIX |
USA
|
49.70 | 49.81 |
| 4 | 768 | Antonina Krivoshapka |
RUS
|
49.29 | 49.92 |
| 5 | 892 | Nataliia Pygyda |
UKR
|
51.38 | 51.43 |
| 6 | 532 | Novlene Williams-Mills |
JAM
|
49.63 | 50.05 |
| 7 | 832 | Moa HJELMER |
SWE
|
51.58 | 51.58 |
| 8 | 351 | Fantu Magiso |
ETH
|
52.09 | 52.09 |
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2011 |
|---|---|---|---|---|---|
| 1 | 258 | Norma González |
COL
|
51.58 | 51.58 |
| 2 | 166 | Geisa Aparecida COUTINHO |
BRA
|
51.08 | 51.08 |
| 3 | 910 | Antonina Yefremova |
UKR
|
50.69 | 50.69 |
| 4 | 972 | Sanya Richards-Ross |
USA
|
48.70 | 49.66 |
| 5 | 531 | Shericka Williams |
JAM
|
49.32 | 50.64 |
| 6 | 959 | Francena McCorory |
USA
|
50.29 | 50.29 |
| 7 | 503 | Marta Milani |
ITA
|
51.87 | 51.94 |
| 8 | 395 | Lee McConnell |
GBR
|
50.82 | 51.01 |
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2011 |
|---|---|---|---|---|---|
| 1 | 300 | Denisa Rosolová |
CZE
|
50.84 | 50.84 |
| 2 | 1002 | Racheal Nachula |
ZAM
|
51.39 | 53.49 |
| 3 | 529 | Rosemarie Whyte |
JAM
|
49.84 | 49.84 |
| 4 | 163 | Amantle MONTSHO |
BOT
|
49.71 | 49.71 |
| 5 | 760 | Anastasiya Kapachinskaya |
RUS
|
49.35 | 49.35 |
| 6 | 479 | Joanne Cuddihy |
IRL
|
50.73 | 51.82 |
| 7 | 795 | Ndeye Fatou Soumah |
SEN
|
51.67 | 51.67 |
| 8 | 920 | Jessica BEARD |
USA
|
50.56 | 50.79i |