Semifinal
samedi 3 mars 2018, 20h11 GMT – 20h11 GMT
| Nom | Équipe | Temps | |
|---|---|---|---|
| 1 |  Christian Coleman | United States | 6.45″ |
| 2 |  Ronnie Baker | United States | + 0.07″ |
| 3 |  Bingtian Su | China | + 0.07″ |
| 4 |  Zhenye Xie | China | + 0.12″ |
| 5 |  Hassan Taftian | Iran | + 0.12″ |
| 6 | Jan Volko | Slovakia | + 0.13″ |
| 7 |  Emre Zafer Barnes | Turkey | + 0.13″ |
| 8 | Sean Safo-Antwi | Ghana | + 0.14″ |
| 9 | Arthur Cissé | Ivory Coast | + 0.14″ |
| 10 | Ben Youssef Meité | Ivory Coast | + 0.14″ |
| 11 | Everton Clarke | Jamaica | + 0.18″ |
| 12 | Abdullah Abkar Mohammed | Saudi Arabia | + 0.18″ |
| 13 | Andy Robertson | Great Britain | + 0.18″ |
| 14 | Kimmari Roach | Jamaica | + 0.2″ |
| 15 | Remigiusz Olszewski | Poland | + 0.2″ |
| 16 | Warren Fraser | Bahamas | + 0.21″ |
| 17 | Dominik Záleský | Czech Republic | + 0.22″ |
| 18 | Ángel David Rodríguez | Spain | + 0.22″ |
| 19 | Michael Pohl | Germany | + 0.26″ |
| 20 | O'Dain Rose | Sweden | + 0.29″ |
| 21 | Tosin Ogunode | Qatar | + 0.32″ |
| 22 | Marie Jean-Yann De Grace | Mauritius | + 0.38″ |
| Chijindu Ujah | Great Britain | DQ | |
| Kim Collins | St. Kitts & Nevis | DNS |