| Women's 400-metre results - Final |
| Pl |
Name |
Nation |
Time |
| Final |
| 1 |
Sanya Richards |
United States |
49.00 seconds |
| 2 |
Shericka Williams |
Jamaica |
49.32 |
| 3 |
Antonina Krivoshapka |
Russia |
49.71 |
| 4 |
Novlene Williams-Mills |
Jamaica |
49.77 |
| 5 |
Christine Ohuruogu |
Great Britain |
50.21 |
| 6 |
Debbie Dunn |
United States |
50.35 |
| 7 |
Anastasiya Kapachinskaya |
Russia |
50.53 |
| 8 |
Amantle Montsho |
Botswana |
50.65 |
| Women's 400-metre results - Semifinals |
| Pl |
Name |
Nation |
Time |
| Heat 1 |
| 1 |
Novlene Williams-Mills |
Jamaica |
49.88 seconds - Q |
| 2 |
Amantle Montsho |
Botswana |
49.89 - Q |
| 3 |
Anastasiya Kapachinskaya |
Russia |
50.30 - Q |
| 4 |
Aliann Pompey |
Guyana |
50.71 |
| 5 |
Jessica Beard |
United States |
51.20 |
| 6 |
Norma Gonzalez |
Colombia |
51.91 |
| 7 |
Kineke Alexander |
Saint Vincent & the Grenadines |
53.43 |
| 8 |
Amaka Ogoegbunam |
Nigeria |
DNF |
| Heat 2 |
| 1 |
Shericka Williams |
Jamaica |
49.51 - Q |
| 2 |
Antonina Krivoshapka |
Russia |
49.67 - Q |
| 3 |
Debbie Dunn |
United States |
49.95 - Q |
| 4 |
Nicola Sanders |
Great Britain |
50.45 |
| 5 |
Amy Mbacke Thiam |
Senegal |
51.70 |
| 6 |
Folasade Abugan |
Nigeria |
51.75 |
| 7 |
Joy Nakhumicha Sakari |
Kenya |
52.69 |
| 8 |
Solen Desert-Mariller |
France |
53.26 |
| Heat 3 |
| 1 |
Sanya Richards |
United States |
50.21 seconds - Q |
| 2 |
Christine Ohuruogu |
Great Britain |
50.35 - Q |
| 3 |
Lyudmila Litvinova |
Russia |
50.52 |
| 4 |
Libania Grenot |
Italy |
50.85 |
| 5 |
Indira Terrero |
Cuba |
51.87 |
| 6 |
Sorina Nwachukwu |
Germany |
51.98 |
| 7 |
Tiandra Ponteen |
Saint Kitts & Nevis |
53.22 |
| 8 |
Christine Day |
Jamaica |
53.46 |
| Women's 400-metre results - Qualification |
| Pl |
Name |
Nation |
Time |
| Heat 1 |
| 1 |
Lyudmila Litvinova |
Russia |
51.31 - Q |
| 2 |
Libania Grenot |
Italy |
51.45 - Q |
| 3 |
Indira Terrero |
Cuba |
51.98 - Q |
| 4 |
Tiandra Ponteen |
St. Kitts and Nevis |
52.54 - Q |
| 5 |
Christine Day |
Jamaica |
53.13 - Q |
| 6 |
Marina Maslenko |
Kazakhstan |
54.38 |
| 7 |
Phyo Thet Khin |
Myanmar |
1:00.35 |
| Heat 2 |
| 1 |
Novlene Williams-Mills |
Jamaica |
51.55 - Q |
| 2 |
Jessica Beard |
U.S. |
51.72 - Q |
| 3 |
Sorina Nwachukwu |
Germany |
51.74 - Q |
| 4 |
Kineke Alexander |
St. Vincent and the Grenadines |
52.44 - Q |
| 5 |
Joy Nakhumicha Sakari |
Kenya |
52.88 - Q |
| 6 |
Kia Davis |
Liberia |
56.85 |
| DNF |
Khoury Keita |
Mauritania |
DQ |
| Heat 3 |
| 1 |
Amantle Montsho |
Botswana |
50.65 - Q |
| 2 |
Shericka Williams |
Jamaica |
51.23 - Q |
| 3 |
Solen Desert-Mariller |
France |
51.63 - Q |
| 4 |
Folasade Abugan |
Nigeria |
51.70 - Q |
| 5 |
Racheal Nachula |
Zambia |
53.21 |
| DNF |
Nawal El Jack |
Sudan |
DNF |
| DNS |
Evodie Lydie Saramandji |
Central African Republic |
DNS |
| Heat 4 |
| 1 |
Debbie Dunn |
U.S. |
51.13 - Q |
| 2 |
Anastasiya Kapachinskaya |
Russia |
51.17 - Q |
| 3 |
Amaka Ogoegbunam |
Nigeria |
52.85 - Q |
| 4 |
Chandrika Rasnayake |
Sri Lanka |
53.68 |
| 5 |
Fatou Bintou Fall |
Senegal |
54.46 |
| 6 |
Rozina Shafqat |
Pakistan |
1:00.72 |
| DQ |
Christine Amertil |
Bahrain |
DQ |
| Heat 5 |
| 1 |
Sanya Richards |
U.S. |
51.06 - Q |
| 2 |
Christine Ohuruogu |
Great Britain |
51.30 - Q |
| 3 |
Aliann Pompey |
Guyana |
51.38 - Q |
| 4 |
Norma Gonzalez |
Colombia |
51.86 - Q |
| 5 |
Makelesi Batimala |
Fiji |
54.65 |
| 6 |
Trish Bartholomew |
Grenada |
54.89 |
| 7 |
Claudine Yemalin |
Benin |
58.82 |
| Heat 6 |
| 1 |
Antonina Krivoshapka |
Russia |
51.03 - Q |
| 2 |
Nicola Sanders |
Great Britain |
51.64 - Q |
| 3 |
Amy Mbacke Thiam |
Senegal |
52.79 - Q |
| 4 |
Esther Akinsulie |
CANADA |
53.21 |
| 5 |
Asami Tanno |
Japan |
53.30 |
| 6 |
Sharolyn Scott |
Costa Rica |
55.63 |
| 7 |
Rania Alqebali |
Jordan |
1:00.90 |
