| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* | WIND | 
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 6 | 1955 | Tia JONES |  USA | 13.25 Q | -1.1 | |
| 2 | 1 | 2 | 1770 | Britany ANDERSON |  JAM | 13.37 Q | -1.1 | |
| 3 | 1 | 3 | 1771 | Amoi BROWN |  JAM | 13.49 Q | -0.9 | |
| 4 | 1 | 1 | 1954 | Cortney JONES |  USA | 13.53 Q | -1.3 | |
| 5 | 1 | 5 | 1923 | Şevval AYAZ |  TUR | 13.56 Q | .552 | -0.3 | 
| 6 | 2 | 5 | 1678 | Cyréna SAMBA-MAYELA |  FRA | 13.56 Q | .560 | -0.3 | 
| 7 | 2 | 2 | 1570 | Kendra Leger |  CAN | 13.59 Q | -1.1 | |
| 8 | 1 | 4 | 1879 | Nika GLOJNARIČ |  SLO | 13.61 Q | -0.7 | |
| 9 | 2 | 3 | 1556 | Micaela Rosa De Mello |  BRA | 13.68 Q | -0.9 | |
| 10 | 2 | 4 | 1567 | Keira Christie-Galloway |  CAN | 13.69 Q | .685 | -0.7 | 
| 11 | 3 | 5 | 1980 | Yoveinny MOTA |  VEN | 13.69 Q | .690 | -0.3 | 
| 12 | 2 | 1 | 1588 | Jiaru Yu |  CHN | 13.71 Q | -1.3 | |
| 13 | 4 | 5 | 1884 | Anja LUKIĆ |  SRB | 13.77 q | -0.3 | |
| 14 | 3 | 4 | 1859 | Klaudia WOJTUNIK |  POL | 13.81 Q | -0.7 | |
| 15 | 2 | 6 | 1798 | Yuiri Yoshida |  JPN | 13.88 Q | -1.1 | |
| 16 | 3 | 3 | 1583 | Yuwei LIN |  CHN | 13.92 Q | .911 | -0.9 | 
| 17 | 3 | 6 | 1533 | Lateisha Willis |  AUS | 13.92 Q | .913 | -1.1 | 
| 18 | 4 | 3 | 1663 | Saara KESKITALO |  FIN | 13.93 q | .924 | -0.9 | 
| 19 | 4 | 6 | 1669 | Sacha ALESSANDRINI |  FRA | 13.93 q | .928 | -1.1 | 
| 20 | 3 | 2 | 1766 | Desola Oki |  ITA | 13.94 Q | -1.1 | |
| 21 | 3 | 1 | 1741 | Molly SCOTT |  IRL | 13.95 Q | -1.3 | |
| 22 | 5 | 5 | 1527 | Samantha Johnson |  AUS | 13.97 q | -0.3 | |
| 23 | 4 | 2 | 1605 | Nikoleta JÍCHOVÁ |  CZE | 14.00 q | .995 | -1.1 | 
| 24 | 5 | 6 | 1883 | Milica EMINI |  SRB | 14.00 q | .999 | -1.1 | 
| 25 | 4 | 1 | 1543 | Sasha Wells |  BAH | 14.03 | .024 | -1.3 | 
| 26 | 4 | 4 | 1925 | Nefise Karatay |  TUR | 14.03 | .029 | -0.7 | 
| 27 | 6 | 6 | 1813 | Paula Sprudzāne |  LAT | 14.05 SB | -1.1 | |
| 28 | 5 | 2 | 1603 | Dafni GEORGIOU |  CYP | 14.06 | .052 | -1.1 | 
| 29 | 6 | 5 | 1866 | Marisa Vaz Carvalho |  POR | 14.06 | .060 | -0.3 | 
| 30 | 6 | 2 | 1892 | Larissa Bertényi |  SUI | 14.12 | -1.1 | |
| 31 | 5 | 1 | 1558 | Nikol Andonova |  BUL | 14.14 | -1.3 | |
| 32 | 5 | 4 | 1737 | Sapna Kumari |  IND | 14.15 | -0.7 | |
| 33 | 7 | 5 | 1665 | Petra-Sofia Laakso |  FIN | 14.23 | -0.3 | |
| 34 | 5 | 3 | 1610 | Nicoleta Turnerová |  CZE | 14.27 | .267 | -0.9 | 
| 35 | 7 | 6 | 1839 | Kristina Stensvoll Reppe |  NOR | 14.27 | .269 | -1.1 | 
| 36 | 7 | 2 | 1937 | Anastasiya Osokina |  UKR | 14.29 | -1.1 | |
| 37 | 6 | 4 | 1534 | Isabel POSCH |  AUT | 14.33 | -0.7 | |
| 38 | 6 | 1 | 1981 | Thi My Tien Huynh |  VIE | 14.61 | -1.3 | |
| 39 | 7 | 1 | 1722 | Cho Yan SHING |  HKG | 14.66 | -1.3 | |
| 40 | 6 | 3 | 1621 | Marianny Otaño |  DOM | 14.79 | -0.9 | |
| 3 | 1912 | Amanda Hansson |  SWE | DQ | 
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second