Heat 6
mercredi 26 juillet 2017, 09h30 GMT – 09h30 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Aliaksandra Herasimenia | Belarus | 27.65″ |
| 1 |  Etiene Medeiros | Brazil | + 0″ |
| 3 |  Emily Seebohm | Australia | + 0.26″ |
| 4 | Kathleen Baker | United States | + 0.29″ |
| 5 |  Mimosa Jallow | Finland | + 0.4″ |
| 6 |  Kira Toussaint | Netherlands | + 0.65″ |
| 7 | Hyounji Yu | Korea | + 0.66″ |
| 8 |  Ida Lindborg | Sweden | + 0.79″ |
| 9 | Daryna Zevina | Ukraine | + 1.13″ |
| 10 | Ekaterina Avramova | Turkey | + 1.46″ |