| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2010 |
|---|---|---|---|---|---|
| 1 | 111 | Aliann Pompey |
GUY
|
50.71o | 51.83 |
| 2 | 64 | Maris Mägi |
EST
|
52.72o | 52.98 |
| 3 | 132 | Novlene Williams-Mills |
JAM
|
49.63o | 52.03 |
| 4 | 4 | Christine Amertil |
BAH
|
50.09o | 52.43 |
| 5 | 191 | Tatyana Firova |
RUS
|
50.08o | 51.22 |
| 6 | 275 | Deedee Trotter |
USA
|
49.64o | 51.23 |
| Order / Lane | Bib | ATHLETE | COUNTRY | PB | SB 2010 |
|---|---|---|---|---|---|
| 1 | 134 | Bobby-Gaye Wilkins-Gooden |
JAM
|
50.87o | 52.46 |
| 2 | 15 | Amantle MONTSHO |
BOT
|
49.83o | 52.72 |
| 3 | 23 | Vania Stambolova |
BUL
|
49.53o | 51.80 |
| 4 | 201 | Natalya Nazarova |
RUS
|
49.65o | 51.39 |
| 5 | 47 | Denisa Rosolová |
CZE
|
52.75 | 52.75 |
| 6 | 258 | Debbie Dunn |
USA
|
49.95o | 50.86 |