| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 346 | Sonita Sutherland |  JAM | 52.88 Q | 0.372 | 
| 2 | 115 | Xueji Li |  CHN | 53.39 Q | 0.188 | 
| 3 | 262 | Janin Lindenberg |  GER | 55.01 Q | 0.211 | 
| 4 | 564 | Sofie Persson |  SWE | 55.44 Q | 0.173 | 
| 5 | 544 | Anja Puc |  SLO | 55.66 | 0.194 | 
| 6 | 395 | Merica Moncherry |  LCA | 56.97 | 0.231 | 
| 7 | 66 | Amuchilani Tumelano |  BOT | 57.92 | 0.180 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 606 | Jessica BEARD |  USA | 53.61 Q | 0.256 | 
| 2 | 421 | Folasade Abugan |  NGR | 53.77 Q | 0.190 | 
| 3 | 594 | Olha Myhaylychenko |  UKR | 55.32 Q | 0.343 | 
| 4 | 265 | Desirée-Andree Meyer |  GER | 55.47 Q | 0.266 | 
| 5 | 337 | Eleonora Sirtoli |  ITA | 55.87 | 0.183 | 
| 6 | 309 | Bianka Varga |  HUN | 56.88 | 0.250 | 
| 7 | 320 | Tyfia Lee |  ISV | 57.82 | 0.197 | 
| 8 | 407 | Munguntuya Batgerel |  MGL | 58.82 NJ | 0.191 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 422 | Sekinat Adesanya |  NGR | 53.13 Q | 0.204 | 
| 2 | 154 | Danijela Grgic |  CRO | 53.20 Q | 0.296 | 
| 3 | 658 | Racheal Nachula |  ZAM | 53.40 Q NJ | 0.208 | 
| 4 | 220 | Marie-Angélique Lacordelle |  FRA | 54.40 Q | 0.186 | 
| 5 | 148 | Maria Alejandra Idrobo |  COL | 54.88 q | 0.173 | 
| 6 | 435 | Benedicte Hauge |  NOR | 55.05 q | 0.183 | 
| 7 | 490 | Arista Hefer |  RSA | 55.20 q | 0.168 | 
| 8 | 661 | Chimene Ningayo |  CAF | 1:00.18 PB | 0.178 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 511 | Ksenia Zadorina |  RUS | 53.15 Q | 0.199 | 
| 2 | 91 | Carline Muir |  CAN | 53.25 Q | 0.184 | 
| 3 | 126 | Xiuyun Wen |  CHN | 53.90 Q | 0.209 | 
| 4 | 335 | Marta Milani |  ITA | 55.46 Q | 0.162 | 
| 5 | 477 | Anamaria Ionita |  ROU | 55.81 | 0.212 | 
| 6 | 16 | Jacqueline Davies |  AUS | 56.13 | 0.186 | 
| 7 | 311 | Poovamma Raju MACHETTIRA |  IND | 56.39 | 0.201 | 
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time | 
|---|---|---|---|---|---|
| 1 | 547 | Nawal El Jack |  SUD | 52.49 Q | 0.230 | 
| 2 | 613 | Brandi Cross |  USA | 53.69 Q | 0.182 | 
| 3 | 187 | Maris Mägi |  EST | 54.76 Q | 0.209 | 
| 4 | 13 | Angeline BLACKBURN |  AUS | 54.76 Q SB | 0.151 | 
| 5 | 308 | Rita NEMES |  HUN | 55.26 q | 0.181 | 
| 6 | 552 | Alexandra Štuková |  SVK | 56.41 | 0.399 | 
| 7 | 63 | Khumoetsile Ngope |  BOT | 58.94 | 0.311 | 
| 8 | 338 | Bianca Dougan |  IVB | 59.09 | 0.156 |