Semifinal 1
vendredi 11 août 2017, 20h05 GMT – 20h05 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Sally Pearson | Australia | 12.53″ |
| 2 | Nia Ali | United States | + 0.26″ |
| 3 |  Nadine Visser | Netherlands | + 0.3″ |
| 4 | Megan Simmonds | Jamaica | + 0.4″ |
| 5 | Phylicia George | Canada | + 0.51″ |
| 6 |  Ricarda Lobe | Germany | + 0.58″ |
| 7 | Lindsay Lindley | Nigeria | + 0.65″ |
| 8 |  Anne Zagré | Belgium | + 0.81″ |