Final
samedi 21 juillet 2018, 16h50 GMT – 16h50 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Ronnie Baker | United States | 9.9″ |
| 2 |  Zharnel Hughes | Great Britain | + 0.03″ |
| 3 |  Akani Simbine | South Africa | + 0.04″ |
| 4 |  Yohan Blake | Jamaica | + 0.05″ |
| 5 |  Mike Rodgers | United States | + 0.08″ |
| 6 |  Tyquendo Tracey | Jamaica | + 0.08″ |
| 7 | Isiah Young | United States | + 0.11″ |
| 8 |  Zhenye Xie | China | + 0.11″ |
| 9 | Cameron Burrell | United States | + 0.17″ |