| POS | Rank | Heat | BIB | ATHLETE | COUNTRY | RESULTS | ms* |
|---|---|---|---|---|---|---|---|
| 1 | 1 | 3 | 948 | Femke BOL |
NED |
53.90 Q | |
| 2 | 1 | 1 | 1188 | Sydney MCLAUGHLIN-LEVRONE |
USA |
53.95 Q | |
| 3 | 1 | 4 | 1193 | Dalilah MUHAMMAD |
USA |
54.45 Q | |
| 4 | 1 | 2 | 850 | Janieve RUSSELL |
JAM |
54.52 Q | |
| 5 | 1 | 5 | 1218 | Britton WILSON |
USA |
54.54 Q | |
| 6 | 2 | 5 | 810 | Ayomide FOLORUNSO |
ITA |
54.69 Q | |
| 7 | 3 | 5 | 984 | Amalie IUEL |
NOR |
54.70 Q PB | |
| 8 | 2 | 2 | 1183 | Shamier LITTLE |
USA |
54.77 Q | |
| 9 | 2 | 4 | 851 | Shiann SALMON |
JAM |
54.91 Q | |
| 10 | 2 | 1 | 1133 | Anna RYZHYKOVA |
UKR |
54.93 Q | |
| 11 | 3 | 2 | 657 | Viivi LEHIKOINEN |
FIN |
54.95 Q | |
| 12 | 4 | 5 | 834 | Rushell CLAYTON |
JAM |
54.99 Q | |
| 13 | 2 | 3 | 1058 | Zenéy GELDENHUYS |
RSA |
55.05 Q | |
| 14 | 3 | 1 | 614 | Sara GALLEGO |
ESP |
55.09 Q | |
| 15 | 3 | 3 | 999 | Gianna WOODRUFF |
PAN |
55.21 Q | |
| 16 | 4 | 2 | 1136 | Viktoriya TKACHUK |
UKR |
55.27 Q | |
| 17 | 4 | 1 | 451 | Paulien COUCKUYT |
BEL |
55.42 Q | |
| 18 | 4 | 3 | 695 | Jessie KNIGHT |
GBR |
55.48 Q | |
| 19 | 5 | 3 | 823 | Rebecca SARTORI |
ITA |
55.72 q | .716 |
| 20 | 5 | 2 | 989 | Portia BING |
NZL |
55.72 q | .717 |
| 21 | 3 | 4 | 412 | Sarah CARLI |
AUS |
55.89 Q | |
| 22 | 5 | 1 | 1080 | Yasmin GIGER |
SUI |
55.90 q SB | |
| 23 | 6 | 2 | 818 | Linda OLIVIERI |
ITA |
56.09 q | |
| 24 | 5 | 5 | 742 | Carolina KRAFZIK |
GER |
56.24 | .231 |
| 25 | 4 | 4 | 555 | Melissa GONZALEZ |
COL |
56.24 Q | .234 |
| 26 | 6 | 1 | 1038 | Grace CLAXTON |
PUR |
56.40 | |
| 27 | 6 | 5 | 1046 | Taylon BIELDT |
RSA |
56.67 | |
| 28 | 5 | 4 | 649 | Kristiina HALONEN |
FIN |
56.68 PB | |
| 29 | 7 | 2 | 487 | Aminat JAMAL |
BRN |
56.78 SB | |
| 30 | 7 | 5 | 1027 | Vera BARBOSA |
POR |
56.79 | |
| 31 | 6 | 4 | 542 | Jiadie MO |
CHN |
57.01 | |
| 32 | 7 | 4 | 1070 | Agata ZUPIN |
SLO |
57.12 | |
| 33 | 8 | 4 | 707 | Lina NIELSEN |
GBR |
57.42 | |
| 34 | 8 | 2 | 1106 | Yanique HAYE-SMITH |
TKS |
57.99 | |
| 35 | 7 | 1 | 469 | Chayenne DA SILVA |
BRA |
59.46 | |
| 3 | 1227 | Thi Lan QUACH |
VIE |
DQ | |||
| 3 | 1094 | Daniela LEDECKÁ |
SVK |
DNF |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second