Women's 400m Round 1 - Heat 6
mardi 3 août 2021, 01h25 GMT – 06h25 GMT
| Nom | Temps | |
|---|---|---|
| 1 |  Marileidy Paulino | 50.06″ |
| 2 |  Wadeline Jonathas | + 0.87″ |
| 3 |  Lieke Klaver | + 1.31″ |
| 4 |  Aauri Lorena Bokesa | + 1.83″ |
| 5 |  Eleni Artymata | + 1.85″ |
| 6 |  Barbora Malikova | + 2.77″ |
| 7 | Shalysa Wray | + 3.55″ |
| 8 |  Christine Botlogetswe | + 3.93″ |