Semifinal
jeudi 10 août 2017, 22h05 GMT – 22h05 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Dafne Schippers | Netherlands | 22.49″ |
| 2 |  Shaunae Miller-Uibo | Bahamas | + 0″ |
| 3 |  Marie Josée Ta Lou | Ivory Coast | + 0.01″ |
| 4 |  Deajah Stevens | United States | + 0.22″ |
| 5 | Kimberlyn Duncan | United States | + 0.24″ |
| 6 |  Dina Asher-Smith | Great Britain | + 0.24″ |
| 7 |  Crystal Emmanuel | Canada | + 0.36″ |
| 8 | Tynia Gaither | Bahamas | + 0.36″ |
| 9 | Ivet Lalova-Collio | Bulgaria | + 0.47″ |
| 10 |  Mujinga Kambundji | Switzerland | + 0.51″ |
| 11 | Simone Facey | Jamaica | + 0.52″ |
| 12 |  Rebekka Haase | Germany | + 0.54″ |
| 13 | Shashalee Forbes | Jamaica | + 0.6″ |
| 14 | Sarah Atcho | Switzerland | + 0.63″ |
| 15 | Justine Palframan | South Africa | + 0.72″ |
| 16 | Anthonique Strachan | Bahamas | + 0.72″ |
| 17 | Maria Belibasaki | Greece | + 0.72″ |
| 18 | Ofonime Edidiong Odiong | Bahrain | + 0.75″ |
| 19 |  Vitoria Cristina Rosa | Brazil | + 0.82″ |
| 20 | Jodean Williams | Jamaica | + 0.83″ |
| 21 | Bianca Williams | Great Britain | + 0.91″ |
| 22 |  Estelle Raffai | FFA - France Athlétisme | + 0.96″ |
| 23 | Semoy Hackett | Trinidad & Tobago | + 1.05″ |
| Rosangela Santos | Brazil | DQ |