| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 827 | Adam GEMILI |  GBR | 20.06 Q SB | 0.173 | 
| 2 | 1775 | Ramil GULIYEV |  TUR | 20.27 Q | 0.157 | 
| 3 | 1424 | Taymir BURNET |  NED | 20.37 Q | 0.151 | 
| 4 | 1460 | Divine ODUDURU |  NGR | 20.40 q | 0.186 | 
| 5 | 325 | Paulo André CAMILO |  BRA | 20.75 | 0.152 | 
| 6 | 1927 | Rodney ROWE |  USA | 20.92 | 0.179 | 
| 7 | 1410 | Fodé SISSOKO |  MLI | 21.30 | 0.194 | 
| 2052 | Terrence JONES |  BAH | DQ | 0.166 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 475 | Zhenye XIE |  CHN | 20.20 Q | 0.175 | 
| 2 | 841 | Zharnel HUGHES |  GBR | 20.24 Q SB | 0.138 | 
| 3 | 1626 | Anaso JOBODWANA |  RSA | 20.35 Q SB | 0.145 | 
| 4 | 1225 | Yuki KOIKE |  JPN | 20.46 | 0.167 | 
| 5 | 1335 | Fahhad Mohammed Alsubaie |  KSA | 20.51 | 0.175 | 
| 6 | 645 | José Andrés SALAZAR |  ESA | 21.64 | 0.196 | 
| 7 | 382 | Muhd Noor Firdaus AR RASYID |  BRU | 21.99 | 0.186 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 625 | Alex QUIÑÓNEZ |  ECU | 20.08 Q | 0.175 | 
| 2 | 1153 | Yohan BLAKE |  JAM | 20.23 Q SB | 0.166 | 
| 3 | 1681 | Alex WILSON |  SUI | 20.40 Q | 0.118 | 
| 4 | 320 | Aldemir JUNIOR |  BRA | 20.44 | 0.148 | 
| 5 | 1748 | Chun-Han YANG |  TPE | 20.80 | 0.140 | 
| 6 | 1351 | Noureddine HADID |  LBN | 20.84 NR | 0.159 | 
| 7 | 1101 | Antonio INFANTINO |  ITA | 20.89 | 0.149 | 
| 8 | 1592 | Gregory Bradai |  PYF | 22.79 SB | 0.198 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1750 | Kyle GREAUX |  TTO | 20.19 Q | 0.169 | 
| 2 | 620 | Yancarlos MARTÍNEZ |  DOM | 20.47 Q | 0.137 | 
| 3 | 565 | Reynier MENA |  CUB | 20.52 Q | 0.144 | 
| 4 | 1653 | Jeremy Dodson |  SAM | 20.60 | 0.138 | 
| 5 | 530 | Bernardo BALOYES |  COL | 20.64 | 0.157 | 
| 6 | 525 | Emmanuel ESEME |  CMR | 20.87 | 0.186 | 
| 7 | 1865 | Kenneth BEDNAREK |  USA | 21.50 | 0.168 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 397 | Aaron BROWN |  CAN | 20.10 Q | 0.154 | 
| 2 | 826 | Miguel FRANCIS |  GBR | 20.11 Q | 0.147 | 
| 3 | 1156 | Rasheed DWYER |  JAM | 20.37 Q | 0.153 | 
| 4 | 1087 | Eseosa Fostine DESALU |  ITA | 20.43 q | 0.136 | 
| 5 | 1226 | Jun YAMASHITA |  JPN | 20.62 | 0.139 | 
| 6 | 1600 | Abdelaziz MOHAMED |  QAT | 20.75 SB | 0.170 | 
| 7 | 1453 | Emmanuel Arowolo |  NGR | 21.07 | 0.169 | 
| 1699 | Jeffrey Vanan |  SUR | DQ | 0.177 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 400 | Andre DE GRASSE |  CAN | 20.20 Q | 0.128 | 
| 2 | 1636 | Clarence MUNYAI |  RSA | 20.29 Q | 0.164 | 
| 3 | 1823 | Serhiy SMELYK |  UKR | 20.39 Q | 0.145 | 
| 4 | 2040 | Sydney SIAME |  ZAM | 20.58 | 0.175 | 
| 5 | 1229 | Kirara SHIRAISHI |  JPN | 20.62 | 0.164 | 
| 6 | 2068 | Steven MÜLLER |  GER | 20.69 | 0.163 | 
| 7 | 1729 | Sibusiso MATSENJWA |  SWZ | 20.85 | 0.170 | 
| 8 | 2039 | Ahmed AL YAARI |  YEM | 22.37 NR | 0.177 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1751 | Jereem RICHARDS |  TTO | 20.23 Q | 0.153 | 
| 2 | 1913 | Noah LYLES |  USA | 20.26 Q | 0.168 | 
| 3 | 399 | Brendon RODNEY |  CAN | 20.38 Q | 0.143 | 
| 4 | 1157 | Andre EWERS |  JAM | 20.41 q | 0.148 | 
| 5 | 766 | Mouhamadou FALL |  FRA | 20.63 | 0.179 | 
| 6 | 815 | Guy MAGANGA GORRA |  GAB | 20.74 | 0.155 | 
| 1513 | Alonso EDWARD |  PAN | DNS |