| POS | BIB | ATHLETE | COUNTRY | MARK | ms* | Reaction Time |
|---|---|---|---|---|---|---|
| 1 | 1731 | Hima DAS |
IND
|
52.10 Q | 0.171 | |
| 2 | 1871 | Andrea MIKLÓS |
ROU
|
52.48 Q | 0.194 | |
| 3 | 1776 | Stacey Ann WILLIAMS |
JAM
|
53.00 q | 0.156 | |
| 4 | 1758 | Elisabetta VANDI |
ITA
|
53.24 q NU20R | 0.188 | |
| 5 | 1565 | Sharelle Samuel |
CAN
|
53.68 | 0.153 | |
| 6 | 1587 | Yu Zhou |
CHN
|
54.00 SB | 0.198 | |
| 7 | 1578 | Shalysa WRAY |
CAY
|
54.32 | .311 | 0.212 |
| 8 | 1932 | Stella Wonruku |
UGA
|
54.32 | .317 | 0.217 |
ms - Milliseconds - shown when two or more competitors finish with the same time down to hundredths of a second
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1960 | Taylor MANSON |
USA
|
53.00 Q | 0.151 |
| 2 | 1561 | Ashlan Best |
CAN
|
53.24 Q PB | 0.154 |
| 3 | 1600 | Roxana GÓMEZ |
CUB
|
53.26 | 0.212 |
| 4 | 1549 | Tiffani MARINHO |
BRA
|
53.30 | 0.196 |
| 5 | 1733 | Jisna Mathew |
IND
|
53.86 | 0.229 |
| 6 | 1617 | Fiordaliza COFIL |
DOM
|
53.94 | 0.225 |
| 7 | 1697 | Laura Kaufmann |
GER
|
54.91 | 0.200 |
| 1597 | Angie Melisa Palacios |
COL
|
DNS |
| POS | BIB | ATHLETE | COUNTRY | MARK | Reaction Time |
|---|---|---|---|---|---|
| 1 | 1510 | Ella CONNOLLY |
AUS
|
52.78 Q SB | 0.177 |
| 2 | 1808 | Mary MORAA |
KEN
|
52.98 Q | 0.321 |
| 3 | 1748 | Davicia Patterson |
IRL
|
53.57 | 0.199 |
| 4 | 1646 | Frehiywot WONDIE |
ETH
|
54.14 | 0.263 |
| 5 | 1553 | Giovana dos Santos |
BRA
|
54.30 | 0.203 |
| 6 | 1718 | Amanda Crawford |
GRN
|
54.36 | 0.230 |
| 7 | 1900 | Veronica VANCARDO |
SUI
|
55.13 | 0.153 |
| 8 | 1582 | Nuo Liang |
CHN
|
55.51 | 0.171 |