Women's 400m Round 1 - Heat 4
samedi 13 août 2016, 14h21 GMT – 19h21 GMT
| Nom | Temps | |
|---|---|---|
| 1 |  Natasha Hastings | 51.31″ |
| 2 | Christine Ohuruogu | + 0.09″ |
| 3 |  Maria Benedicta Chigbolu | + 0.75″ |
| 4 | Lydia Jele | + 0.93″ |
| 5 | Olha Bibik | + 1.02″ |
| 6 | Kendra Clarke | + 2.3″ |
| 7 | Vijona Kryeziu | + 2.99″ |