| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 591 | Zuzana HEJNOVÁ |
CZE
|
54.55 Q SB | 0.145 |
| 2 | 904 | Ristananna Tracey |
JAM
|
54.80 Q | 0.237 |
| 3 | 1111 | Joanna LINKIEWICZ |
POL
|
55.35 | 0.150 |
| 4 | 604 | Stina TROEST |
DEN
|
56.00 SB | 0.167 |
| 5 | 1357 | Sydney MCLAUGHLIN-LEVRONE |
USA
|
56.22 | 0.196 |
| 6 | 483 | Noelle MONTCALM |
CAN
|
56.28 | 0.222 |
| 7 | 862 | Ayomide FOLORUNSO |
ITA
|
56.37 | 0.183 |
| 8 | 1284 | Olena Kolesnychenko |
UKR
|
56.77 | 0.181 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1373 | Ashley SPENCER |
USA
|
54.87 Q | 0.162 |
| 2 | 910 | Janieve RUSSELL |
JAM
|
54.92 Q | 0.162 |
| 3 | 701 | Eilidh Doyle |
GBR
|
54.99 q | 0.188 |
| 4 | 1311 | Anna Titimets |
UKR
|
55.27 | 0.196 |
| 5 | 870 | Yadisleidis PEDROSO |
ITA
|
55.78 SB | 0.199 |
| 6 | 1165 | Wenda NEL |
RSA
|
55.83 | 0.180 |
| 7 | 1091 | Emilia Ankiewicz |
POL
|
56.99 | 0.133 |
| 8 | 596 | Denisa Rosolová |
CZE
|
57.39 | 0.164 |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1361 | Dalilah MUHAMMAD |
USA
|
53.89 Q | 0.158 |
| 2 | 603 | Sara Slott PETERSEN |
DEN
|
54.55 Q | 0.148 |
| 3 | 896 | Leah NUGENT |
JAM
|
54.98 q PB | 0.224 |
| 4 | 499 | Sage WATSON |
CAN
|
55.44 | 0.199 |
| 5 | 1141 | Grace CLAXTON |
PUR
|
55.85 PB | 0.210 |
| 6 | 1247 | Janeil Bellille |
TTO
|
56.06 SB | 0.197 |
| 7 | 345 | Lauren BODEN |
AUS
|
56.83 | 0.134 |
| 8 | 1312 | Viktoriya TKACHUK |
UKR
|
56.87 | 0.192 |