Heats
samedi 18 août 2018, 16h53 GMT – 16h53 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Christian Coleman | United States | 10.01″ |
| 2 |  Yohan Blake | Jamaica | + 0.02″ |
| 3 |  Akani Simbine | South Africa | + 0.06″ |
| 4 |  Zharnel Hughes | Great Britain | + 0.08″ |
| 5 |  Noah Lyles | United States | + 0.1″ |
| 6 |  Reece Prescod | Great Britain | + 0.11″ |
| 7 |  Chijindu Ujah | Great Britain | + 0.12″ |
| 8 | Mike Rodgers | United States | + 0.23″ |
| 9 |  Tyquendo Tracey | Jamaica | + 0.24″ |
| 10 | Harry Aikines-Aryeetey | Great Britain | + 0.27″ |
| 11 | Cameron Burrell | United States | + 0.29″ |
| 12 | Ojie Edoburun | Great Britain | + 0.3″ |
| 13 | Adam Gemili | Great Britain | + 0.3″ |
| 14 |  Gavin Smellie | Canada | + 0.32″ |
| 15 | Sam Gordon | Great Britain | + 0.33″ |
| 16 | Ncincihli Titi | South Africa | + 1.01″ |
| Arthur Cissé | Ivory Coast | DQ |