| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 477 | Tiffany JAMES |  JAM | 54.66 Q | 0.187 | 
| 2 | 416 | Alanna Lally |  IRL | 55.15 Q PB | 0.220 | 
| 3 | 375 | Ann-Kathrin Kopf |  GER | 55.34 Q | 0.212 | 
| 4 | 263 | Zdeňka SEIDLOVÁ |  CZE | 55.65 q | 0.194 | 
| 5 | 300 | Sonia Nasarre |  ESP | 57.54 | 0.177 | 
| 6 | 520 | Emilija Rudyté |  LTU | 58.15 | 0.171 | 
| 7 | 614 | Livia Cristurean |  ROU | 58.30 | 0.188 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 763 | Olivia BAKER |  USA | 54.41 Q | 0.250 | 
| 2 | 217 | Xiaojing LIANG |  CHN | 55.19 Q | 0.183 | 
| 3 | 136 | Susanne GOGL-WALLI |  AUT | 55.33 Q PB | 0.292 | 
| 4 | 557 | Abimbola Junaid |  NGR | 55.62 q | 0.243 | 
| 5 | 675 | Maja POGOREVC |  SLO | 55.80 PB | 0.243 | 
| 6 | 234 | Astrid Balanta |  COL | 56.39 PB | 0.170 | 
| 7 | 245 | Anamarija Petters |  CRO | 57.40 | 0.219 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 474 | Yanique McNeil |  JAM | 54.69 Q | 0.190 | 
| 2 | 215 | Guifen HUANG |  CHN | 54.92 Q | 0.164 | 
| 3 | 649 | Anastasiya Kudryavtseva |  RUS | 55.51 Q | 0.198 | 
| 4 | 697 | Viktória Záhradnícková |  SVK | 55.62 q PB | 0.195 | 
| 5 | 786 | Liliya Manasipova |  UZB | 57.35 | 0.206 | 
| 6 | 523 | Laurence Jones |  LUX | 57.60 | 0.144 | 
| 727 | Büsra YILDIRIM |  TUR | DQ | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 561 | Edidiong Ofinome ODIONG |  NGR | 55.18 Q | 0.229 | 
| 2 | 568 | Emily Rose Norum |  NOR | 56.24 Q | 0.165 | 
| 3 | 184 | Mariam ABDUL-RASHID |  CAN | 56.80 Q | 0.220 | 
| 4 | 794 | María Simancas |  VEN | 57.21 | 0.228 | 
| 5 | 442 | Eleonora MARCHIANDO |  ITA | 57.48 | 0.166 | 
| 6 | 582 | Kianeth Galván |  PAN | 57.64 | 0.180 | 
| 7 | 528 | Fathin Faqihah Mohd Yusuf |  MAS | 59.52 | 0.000 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 346 | Sabrina Bakare |  GBR | 54.16 Q | 0.191 | 
| 2 | 122 | Molly Blakey |  AUS | 55.05 Q | 0.186 | 
| 3 | 466 | Tarika Moses |  IVB | 55.87 Q | 0.199 | 
| 4 | 743 | Yana KACHUR |  UKR | 56.00 PB | 0.255 | 
| 5 | 619 | Andreea Timofei |  ROU | 56.48 | 0.230 | 
| 6 | 585 | Jimena Copara |  PER | 58.29 | 0.197 | 
| 7 | 684 | Nirmali M. P. Gamage |  SRI | 59.24 | 0.354 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 488 | Nanako MATSUMOTO |  JPN | 55.07 Q | 0.149 | 
| 2 | 337 | Mélissa Gomis |  FRA | 55.34 Q | 0.176 | 
| 3 | 575 | Shannon Gearey |  NZL | 55.69 Q | 0.157 | 
| 4 | 693 | Daniela LEDECKÁ |  SVK | 56.32 PB | 0.219 | 
| 5 | 393 | Jaydean Joseph |  GRN | 56.89 PB | 0.335 | 
| 6 | 274 | Mariana PEREZ |  DOM | 57.23 PB | 0.175 | 
| 7 | 525 | - Fanjalina |  MAD | 59.99 | 0.343 | 
| 164 | Galefele MOROKO |  BOT | DQ | 0.228 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 796 | Thi Oanh Nguyen |  VIE | 54.64 Q | 0.266 | 
| 2 | 193 | Kendra Clarke |  CAN | 54.95 Q | 0.167 | 
| 3 | 403 | Luca Palásti |  HUN | 55.67 Q | 0.166 | 
| 4 | 440 | Alice MANGIONE |  ITA | 56.76 PB | 0.210 | 
| 5 | 799 | Yvonne Vanhuvaone |  ZIM | 57.07 | 0.346 | 
| 6 | 140 | Kadeisha Hield |  BAH | 57.63 | 0.181 | 
| 507 | Kseniia Prokopeva |  KGZ | DQ | 0.213 |