| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 374 | Thomas SOMERS |  GBR | 21.05 Q PB | 0.161 | 
| 2 | 638 | Divine ODUDURU |  NGR | 21.13 Q PB | 0.142 | 
| 3 | 221 | Zhe Li |  CHN | 21.49 q PB | 0.158 | 
| 4 | 303 | Daniel Mazón |  ESP | 21.63 | 0.171 | 
| 5 | 452 | Zak Irwin |  IRL | 21.76 | 0.167 | 
| 6 | 940 | Michael Songore |  ZIM | 21.81 | 0.203 | 
| 7 | 328 | Aaron Powell |  FIJ | 21.96 | 0.165 | 
| 660 | Arturo Deliser |  PAN | DQ | 0.219 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 511 | Michael O'Hara |  JAM | 21.17 Q | 0.189 | 
| 2 | 170 | Vitor Hugo dos Santos |  BRA | 21.20 Q | 0.175 | 
| 3 | 830 | Jonathan FARINHA |  TTO | 21.36 q | 0.207 | 
| 4 | 904 | Noah LYLES |  USA | 21.58 | 0.198 | 
| 5 | 142 | Ian KERR |  BAH | 21.91 | 0.200 | 
| 6 | 717 | Llewellyn Hein |  RSA | 21.97 | 0.179 | 
| 7 | 933 | Reberto Boyde |  VIN | 22.16 | 0.190 | 
| 8 | 768 | Alkronus Bridgewater |  SKN | 22.60 | 0.149 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 254 | Reynier MENA |  CUB | 21.38 Q | 0.149 | 
| 2 | 223 | Youxue Mo |  CHN | 21.59 Q | 0.175 | 
| 3 | 505 | Odane Bernard |  JAM | 21.66 PB | 0.216 | 
| 4 | 934 | Reuberth Boyde |  VIN | 22.02 | 0.210 | 
| 5 | 932 | Lê Trong Hinh |  VIE | 22.12 | 0.163 | 
| 6 | 682 | Ricardo Pereira |  POR | 22.20 | 0.166 | 
| 7 | 686 | Ricardo Feliciano |  PUR | 22.25 | 0.166 | 
| 138 | Janeko Cartwright |  BAH | DNF | 0.191 |