| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* | WIND | 
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 1 | 4132 | Dafne SCHIPPERS |  NED | 22.49 Q | .484 | -0.2 | 
| 2 | 1 | 2 | 3654 | Shaunae MILLER-UIBO |  BAH | 22.49 Q | .490 | -0.2 | 
| 3 | 1 | 3 | 3772 | Marie-Josée TA LOU-SMITH |  CIV | 22.50 Q | -0.2 | |
| 4 | 2 | 1 | 4373 | Deajah Stevens |  USA | 22.71 Q | -0.2 | |
| 5 | 2 | 2 | 4327 | Kimberlyn Duncan |  USA | 22.73 Q | .723 | -0.2 | 
| 6 | 2 | 3 | 3880 | Dina ASHER-SMITH |  GBR | 22.73 Q SB | .729 | -0.2 | 
| 7 | 3 | 3 | 3725 | Crystal EMMANUEL-AHYE |  CAN | 22.85 q | .848 | -0.2 | 
| 8 | 4 | 3 | 3653 | TyNia GAITHER |  BAH | 22.85 q | .850 | -0.2 | 
| 9 | 3 | 1 | 3713 | Ivet LALOVA-COLLIO |  BUL | 22.96 | -0.2 | |
| 10 | 3 | 2 | 4234 | Mujinga KAMBUNDJI |  SUI | 23.00 | -0.2 | |
| 11 | 4 | 2 | 4025 | Simone Facey |  JAM | 23.01 | -0.2 | |
| 12 | 4 | 1 | 3930 | Rebekka HAASE |  GER | 23.03 | -0.2 | |
| 13 | 5 | 1 | 4026 | Shashalee FORBES |  JAM | 23.09 | -0.2 | |
| 14 | 6 | 1 | 4226 | Sarah ATCHO-JAQUIER |  SUI | 23.12 | -0.2 | |
| 15 | 7 | 1 | 4208 | Justine Palframan |  RSA | 23.21 | .204 | -0.2 | 
| 16 | 8 | 1 | 3656 | Anthonique STRACHAN |  BAH | 23.21 | .207 | -0.2 | 
| 17 | 5 | 3 | 3972 | Maria Belimpasaki |  GRE | 23.21 | .208 | -0.2 | 
| 18 | 5 | 2 | 3708 | Edidiong Ofinome ODIONG |  BRN | 23.24 | -0.2 | |
| 19 | 6 | 3 | 3695 | Vitoria Cristina ROSA |  BRA | 23.31 | -0.2 | |
| 20 | 7 | 3 | 4053 | Jodean WILLIAMS |  JAM | 23.32 | -0.2 | |
| 21 | 6 | 2 | 3921 | Bianca WILLIAMS |  GBR | 23.40 | -0.2 | |
| 22 | 8 | 3 | 3872 | Estelle RAFFAI GOUANINDJI |  FRA | 23.45 | -0.2 | |
| 23 | 7 | 2 | 4264 | Semoy HACKETT |  TTO | 23.54 | -0.2 | |
| 2 | 3696 | Rosângela SANTOS |  BRA | DQ | 
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second