2008 IAAF World Indoor Championships – Women's 400 metres Heats Heats

| Heat | Lane | Name_ | Country | Mark |
|---|---|---|---|---|
| 1 | 6 | Olesya Zykina | Russia | 51.96 |
| 1 | 4 | Moushaumi Robinson | United States | 52.45 |
| 1 | 3 | Makelesi Batimala | Fiji | 54.02 PB |
| 1 | 1 | Nikolett Listar | Hungary | 55.37 |
| 1 | 2 | Martina Xuereb | Malta | 57.62 NR |
| 1 | 5 | Moya Thompson | Jamaica | DNF |
| 2 | 5 | Natalya Nazarova | Russia | 52.40 |
| 2 | 3 | Antonina Yefremova | Ukraine | 52.64 |
| 2 | 6 | Shareese Woods | United States | 52.65 |
| 2 | 4 | Zuzana Hejnová | Czech Republic | 53.04 |
| 2 | 1 | Racheal Nachula | Zambia | 53.52 NR |
| 2 | 2 | Vera Barbosa | Cape Verde | 57.55 |
| 3 | 6 | Amantle Montsho | Botswana | 52.96 PB |
| 3 | 2 | Angela Morosanu | Romania | 53.32 SB |
| 3 | 5 | CXhristy Ekpukhon Ihunaegbo | Nigeria | 53.34 |