Heat 6
jeudi 27 juillet 2017, 09h30 GMT – 09h30 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Simone Manuel | United States | 53.17″ |
| 2 |  Mallory Comerford | United States | + 0.25″ |
| 3 |  Charlotte Bonnet | France | + 0.83″ |
| 4 |  Michelle Coleman | Sweden | + 1.06″ |
| 5 | Siobhán Haughey | Hong Kong, China | + 1.28″ |
| 6 | Maud van der Meer | Netherlands | + 1.32″ |
| 7 | Silvia Di Pietro | Italy | + 1.57″ |
| 8 |  Signe Bro | Denmark | + 2.23″ |
| 9 | Fanni Gyurinovics | Hungary | + 2.69″ |
| 10 | Susann Bjørnsen | Norway | + 3.39″ |