| 1 |
Regan
Smith
|
USA |
54.02 WR |
12/15 |
World Swimming Championship
Budapest, HUN |
| 2 |
Katharine
Berkoff
|
USA |
54.93 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 3 |
Kaylee
MCKEOWN
|
AUS |
54.56 |
09/26 |
2024 Australian Short Course Championships
SA Aquatic & Leisure Centre |
| 4 |
Gretchen
Walsh
|
USA |
54.89 |
10/18 |
Florida Gators / Virginia Cavalier Dual Meet
Charlottesville, USA |
| 5 |
Beata
Nelson
|
USA |
55.72 |
11/01 |
2024 World Aquatics Swimming World Cup
Singapore, SGP |
| 6 |
Ingrid
Wilm
|
CAN |
55.75 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 7 |
Iona
ANDERSON
|
AUS |
55.79 |
09/26 |
2024 Australian Short Course Championships
SA Aquatic & Leisure Centre |
| 8 |
Kylie
MASSE
|
CAN |
56.06 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 9 |
Béryl
GASTALDELLO
|
FRA |
56.07 |
11/02 |
19e Championnats de France Elite en petit bassin - 25 m
Montpellier, FRA |
| 9 |
Anastasiya
Shkurdai
|
NIA |
56.07 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 11 |
Carmen Weiler
Sastre
|
ESP |
56.09 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 12 |
Louise
HANSSONN
|
SWE |
56.17 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 13 |
Pauline
MAHIEU
|
FRA |
56.36 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 14 |
Miranda Grana
Perez
|
MEX |
56.62 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 15 |
Qian
Xinan
|
CHN |
56.68 |
09/25 |
2024 Chinese National Championship
Wuhan, CHN |
| 16 |
Roos
Vanotterdijk
|
BEL |
56.78 |
11/10 |
2024 Belgian Short Course Championships
Ghent, BEL |
| 17 |
Xinan
QIAN
|
CHN |
56.79 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 18 |
Peng
Xuwei
|
CHN |
56.81 |
10/19 |
2024 World Aquatics Swimming World Cup
Shanghai, CHN |
| 19 |
Maaike
de Waard
|
NED |
56.94 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 20 |
Helena
GASSON
|
NZL |
57.04 |
12/15 |
World Swimming Championship
Budapest, HUN |
| 21 |
Sara
CURTIS
|
ITA |
57.17 |
11/15 |
2024 Italian SC Championship
Riccione, ITA |
| 22 |
Catie
Choate
|
USA |
57.23 |
10/18 |
Florida Gators / Virginia Cavalier Dual Meet
Charlottesville, USA |
| 23 |
Hanna
Rosvall
|
SWE |
57.24 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 24 |
Mizuki
Hirai
|
JPN |
57.29 |
12/10 |
World Swimming Championship
Budapest, HUN |
| 25 |
Lora Fanni
KOMOROCZY
|
HUN |
57.30 |
12/15 |
World Swimming Championship
Budapest, HUN |
