| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | 
|---|---|---|---|---|---|---|
| 1 | 1 | 5 | 322 | Grit Breuer | 
 GER                 | 
                50.71 Q | 
| 2 | 1 | 4 | 550 | Ana Guevara | 
 MEX                 | 
                50.99 Q | 
| 2 | 1 | 6 | 723 | Amy Mbacke Thiam | 
 SEN                 | 
                50.99 Q | 
| 4 | 2 | 6 | 153 | Mireille Nguimgo | 
 CMR                 | 
                51.09 Q SB | 
| 5 | 2 | 5 | 825 | Monique Hennagan | 
 USA                 | 
                51.12 Q SB | 
| 5 | 2 | 4 | 677 | Anastasiya Kapachinskaya | 
 RUS                 | 
                51.12 Q | 
| 7 | 1 | 1 | 129 | Kaltouma Nadjina | 
 CHA                 | 
                51.24 Q | 
| 8 | 1 | 2 | 812 | Michelle Collins | 
 USA                 | 
                51.26 Q | 
| 9 | 3 | 5 | 413 | Karen Shinkins | 
 IRL                 | 
                51.37 Q SB | 
| 10 | 2 | 1 | 861 | Demetria Washington | 
 USA                 | 
                51.50 Q | 
| 11 | 1 | 3 | 703 | Olesya Zykina | 
 RUS                 | 
                51.56 Q | 
| 12 | 3 | 1 | 453 | Sandie Richards | 
 JAM                 | 
                51.71 Q | 
| 13 | 3 | 4 | 326 | Florence Ekpo-Umoh | 
 GER                 | 
                51.77 Q | 
| 14 | 3 | 6 | 662 | Heide Seyerling | 
 RSA                 | 
                51.78 Q | 
| 15 | 2 | 3 | 579 | Falilat Ogunkoya | 
 NGR                 | 
                51.79 Q | 
| 16 | 2 | 2 | 442 | Lorraine Fenton | 
 JAM                 | 
                51.80 Q | 
| 17 | 4 | 4 | 609 | Grazyna Prokopek | 
 POL                 | 
                51.92 q PB | 
| 18 | 4 | 5 | 292 | Donna Fraser | 
 GBR                 | 
                52.02 q SB | 
| 19 | 3 | 2 | 334 | Claudia Marx | 
 GER                 | 
                52.03 Q | 
| 20 | 5 | 4 | 401 | K. Mathews Beenamol | 
 IND                 | 
                52.17 q SB | 
| 21 | 5 | 5 | 384 | Aliann Pompey | 
 GUY                 | 
                52.20 q | 
| 22 | 4 | 6 | 744 | K.V.Damayanthi Dharsha | 
 SRI                 | 
                52.21 q SB | 
| 23 | 4 | 2 | 649 | Otilia Ruicu-Esanu | 
 ROU                 | 
                52.33 | 
| 24 | 3 | 3 | 60 | Anna Kozak | 
 BLR                 | 
                52.35 Q | 
| 25 | 5 | 6 | 96 | LaDonna Antoine-Watkins | 
 CAN                 | 
                52.38 | 
| 26 | 4 | 3 | 307 | Catherine Murphy | 
 GBR                 | 
                52.40 | 
| 27 | 6 | 5 | 591 | Jane Arnott | 
 NZL                 | 
                52.57 SB | 
| 27 | 5 | 3 | 274 | Francine Landre | 
 FRA                 | 
                52.57 | 
| 29 | 7 | 5 | 665 | Natalya Antyukh | 
 RUS                 | 
                52.71 | 
| 30 | 5 | 2 | 125 | Foy Williams | 
 CAN                 | 
                52.92 | 
| 31 | 4 | 1 | 528 | Zana Minina | 
 LTU                 | 
                52.98 | 
| 32 | 6 | 3 | 39 | Christine Amertil | 
 BAH                 | 
                53.07 | 
| 33 | 6 | 6 | 439 | Allison Beckford | 
 JAM                 | 
                53.08 | 
| 34 | 7 | 6 | 185 | Jitka Burianová | 
 CZE                 | 
                53.29 | 
| 35 | 6 | 4 | 28 | Nova Peris | 
 AUS                 | 
                53.55 | 
| 36 | 6 | 2 | 628 | Carmo Tavares | 
 POR                 | 
                54.08 | 
| 37 | 7 | 3 | 209 | Julia Alba | 
 ESP                 | 
                54.73 | 
| 38 | 7 | 4 | 85 | Tsvetelina Kirilova | 
 BUL                 | 
                54.82 | 
| 39 | 5 | 1 | 523 | Gretta Taslakian | 
 LBN                 | 
                57.06 PB | 
| 40 | 8 | 3 | 244 | Mereoni Raluve | 
 FIJ                 | 
                58.03 | 
| 41 | 7 | 2 | 879 | Gladys Mateyo | 
 ZAM                 | 
                59.30 | 
| 1 | 64 | Natallia Solohub | 
 BLR                 | 
                DQ | ||
| 2 | 558 | Verica Dimitrovska | 
 MKD                 | 
                DQ | ||
| 1 | 781 | Alena Petrova | 
 TKM                 | 
                DQ | ||
| 6 | 3 | Klodiana Shala | 
 ALB                 | 
                DQ | ||
| 4 | 556 | Odonsuren Oyuntuya | 
 MGL                 | 
                DNS | ||
| 1 | 783 | Sandrine Thiébaud-Kangni | 
 TOG                 | 
                DNS |