| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1477 | Bianca Razor |  ROU | 54.15 Q | 0.195 | 
| 2 | 1203 | Ella Räsänen |  FIN | 54.43 Q | 0.165 | 
| 3 | 1163 | Barbara CAMBLOR |  ESP | 55.64 Q | 0.178 | 
| 4 | 1514 | Dorotea Rebernik |  SLO | 55.95 q PB | 0.143 | 
| 5 | 1316 | Raphaela Boaheng LUKUDO |  ITA | 56.19 q | 0.174 | 
| 6 | 1031 | Ines Futterknecht |  AUT | 56.49 | 0.195 | 
| 7 | 1410 | Ingrid Yahocza Narváez Solis |  NCA | 58.74 PB | 0.225 | 
| 8 | 1441 | Tahlie Cablayan |  PHI | 59.58 | 0.156 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1039 | Shaunae MILLER-UIBO |  BAH | 54.39 Q | 0.196 | 
| 2 | 1225 | Brigitte NTIAMOAH |  FRA | 57.06 Q | 0.217 | 
| 3 | 1503 | Anna Parfenova |  RUS | 57.07 Q | 0.225 | 
| 4 | 1489 | Stephanie Wicksell |  RSA | 57.19 | 0.222 | 
| 5 | 1186 | Selam Abrhaley |  ETH | 57.52 PB | 0.279 | 
| 6 | 1179 | Elvira Vázquez |  ESP | 57.98 | 0.325 | 
| 7 | 1522 | Bojana Kalicanin |  SRB | 58.97 | 0.325 | 
| 8 | 1375 | Seongmyun Park |  KOR | 59.28 | 0.218 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1327 | Chrisann GORDON-POWELL |  JAM | 53.52 Q | 0.183 | 
| 2 | 1454 | Patrycja WYCISZKIEWICZ-ZAWADZKA |  POL | 53.71 Q PB | 0.190 | 
| 3 | 1390 | Modesta JustÄ— MORAUSKAITÄ– |  LTU | 55.81 Q PB | 0.176 | 
| 4 | 1119 | Kristina Dudek |  CRO | 55.89 q PB | 0.167 | 
| 5 | 1492 | Anastasiya Aslanidi |  RUS | 56.38 | 0.194 | 
| 6 | 1062 | Lourdes Dallazem |  BRA | 57.21 | 0.200 | 
| 7 | 1215 | Tiguida Diarouma |  FRA | 58.14 | 0.213 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1599 | Robin Reynolds |  USA | 54.59 Q | 0.166 | 
| 2 | 1419 | Florence Uwakwe |  NGR | 54.72 Q | 0.185 | 
| 3 | 1447 | Blanka Kuta |  POL | 56.86 Q | 0.195 | 
| 4 | 1344 | Ayaka Nagura |  JPN | 57.01 | 0.175 | 
| 5 | 1394 | Frédérique Hansen |  LUX | 57.13 SB | 0.171 | 
| 6 | 1057 | Christine BOTLOGETSWE |  BOT | 59.13 | 0.212 | 
| 7 | 1280 | Naomi Blaz |  GUM | 1:03.18 | 0.202 | 
| 1117 | Glenda Davis |  CRC | DNF | 0.218 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1330 | Olivia James |  JAM | 54.78 Q | 0.231 | 
| 2 | 1585 | Kendall Baisden |  USA | 55.58 Q | 0.179 | 
| 3 | 1511 | Anja Benko |  SLO | 55.97 Q | 0.161 | 
| 4 | 1290 | Bianka KÉRI |  HUN | 56.26 q | 0.266 | 
| 5 | 1579 | Oksana Ralko |  UKR | 56.41 | 0.200 | 
| 6 | 1490 | Mareike Wolhüter |  RSA | 58.92 | 0.182 | 
| 7 | 1358 | Elina Mikhina |  KAZ | 1:00.44 SB | 0.245 | 
| 8 | 1049 | Loth Toni |  BEN | 1:01.37 | 0.217 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 1073 | Christian Brennan |  CAN | 53.83 Q | 0.168 | 
| 2 | 1417 | Rita Ossai |  NGR | 55.11 Q | 0.191 | 
| 3 | 1322 | Ylenia Vitale |  ITA | 55.63 Q PB | 0.218 | 
| 4 | 1573 | Kateryna KARPIUK |  UKR | 55.91 q | 0.167 | 
| 5 | 1299 | Priyanka Mondal |  IND | 56.27 q PB | 0.147 | 
| 6 | 1369 | Nevian Michira |  KEN | 57.46 PB | 0.241 | 
| 7 | 1066 | Lorayna Lima |  BRA | 57.55 | 0.217 | 
| 8 | 1557 | Asli Arik |  TUR | 57.64 | 0.214 |