| 1 |
Hubert
KOS
|
HUN |
52.24 |
04/10 |
2025 Hungarian Swimming Championship
Kaposvar, HUN |
| 2 |
Pieter
Coetzeé
|
RSA |
52.71 |
04/09 |
SA National Championship
Gqeberha, RSA |
| 2 |
Oliver
Morgan
|
GBR |
52.71 |
02/14 |
BUCS Long Course Championships 2025
Sheffield, GBR |
| 4 |
Thomas
CECCON
|
ITA |
52.84 |
03/15 |
2025 Speedo National Preparation Meet
Brisbane, AUS |
| 5 |
Ksawery
Masiuk
|
POL |
52.90 |
03/15 |
PGE Grand Prix Puchar Polski
Oświęcim, POL |
| 6 |
Lee
Ju-ho
|
KOR |
53.49 |
03/26 |
KB Financial Korea Swimming Championship
Kimcheon, KOR |
| 7 |
Shaine
Casas
|
USA |
53.54 |
03/08 |
2025 TYR Pro Swim Series
Westmont, USA |
| 8 |
Hugo
GONZALEZ DE OLIVEIRA
|
ESP |
53.70 |
03/08 |
XXV Cto. de España "OPEN" Primavera
Sabadell, ESP |
| 9 |
Yohann
NDOYE-BROUARD
|
FRA |
53.81 |
01/31 |
25th CMCM Euro Meet 2025
Luxembourg, LUX |
| 10 |
Tommy
Janton
|
USA |
53.82 |
03/08 |
2025 TYR Pro Swim Series
Westmont, USA |
| 11 |
Ádám
JÁSZÓ
|
HUN |
53.92 |
04/10 |
2025 Hungarian Swimming Championship
Kaposvar, HUN |
| 12 |
Roman
MITYUKOV
|
SUI |
53.96 |
04/06 |
2025 Swiss Championship
Sursee, SUI |
| 13 |
Riku
Matsuyama
|
JPN |
53.99 |
03/20 |
2025 Japan Swim
Tokyo, JPN |
| 14 |
Hidekazu
Takehara
|
JPN |
54.00 |
03/20 |
2025 Japan Swim
Tokyo, JPN |
| 15 |
MASAKI
YURA
|
JPN |
54.08 |
03/20 |
2025 Japan Swim
Tokyo, JPN |
| 16 |
Benedek
KOVÁCS
|
HUN |
54.09 |
04/10 |
2025 Hungarian Swimming Championship
Kaposvar, HUN |
| 17 |
Takehara
Shuichi
|
JPN |
54.14 |
01/26 |
2025 Kosuke Kitajima Cup
Tokyo, JPN |
| 18 |
Ulises Juan
SARAVIA PELAEZ
|
ARG |
54.16 |
03/08 |
XXV Cto. de España "OPEN" Primavera
Sabadell, ESP |
| 19 |
Henry
Allan
|
AUS |
54.23 |
03/23 |
2025 NSW State Open Championships
Sydney, AUS |
| 20 |
Teo
DEL RIEGO TORRES
|
ESP |
54.25 |
03/08 |
XXV Cto. de España "OPEN" Primavera
Sabadell, ESP |
| 21 |
Osamu
Kato
|
JPN |
54.27 |
03/20 |
2025 Japan Swim
Tokyo, JPN |
| 22 |
Ivan
MARTINEZ SOTA
|
ESP |
54.35 |
03/08 |
XXV Cto. de España "OPEN" Primavera
Sabadell, ESP |
| 23 |
Pavel
SAMUSENKO
|
RUS |
54.37 |
02/20 |
2025 Russian Swimming Cup
Kaliningrad, RUS |
| 24 |
Yoon
Ji-hwan
|
KOR |
54.44 |
03/26 |
KB Financial Korea Swimming Championship
Kimcheon, KOR |
| 25 |
Christian
BACICO
|
ITA |
54.62 |
03/16 |
Swimming Cup Night Edition
Milan, ITA |
