Heat 2
vendredi 2 mars 2018, 11h35 GMT – 11h35 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Marie Josée Ta Lou | Ivory Coast | 7.17″ |
| 2 |  Elaine Thompson-Herah | Jamaica | + 0.03″ |
| 3 |  Anna Kielbasinska | Poland | + 0.06″ |
| 4 |  Rosangela Santos | Brazil | + 0.15″ |
| 5 |  Amy Foster | Ireland | + 0.18″ |
| 6 | Isidora Jiménez | Chile | + 0.21″ |
| 7 | Jolene Jacobs | Namibia | + 0.5″ |
| 8 | Mazoon Khalfa Al Alawi | Oman | + 0.61″ |