| 1 |
Kliment
Kolesnikov
|
RUS |
51.82 |
07/26 |
2023 Swimming Cup of Russia
Kazan, RUS |
| 2 |
Ryan
Murphy
|
USA |
52.04 |
07/30 |
2023 World Swimming Championship
Fukuoka, JPN |
| 3 |
Thomas
Ceccon
|
ITA |
52.12 |
07/24 |
2023 World Swimming Championship
Fukuoka, JPN |
| 4 |
Xu
Jiayu
|
CHN |
52.26 |
05/03 |
2023 Chinese National
Hangzhou, CHN |
| 5 |
Hunter
Armstrong
|
USA |
52.33 |
06/30 |
2023 U.S. National Championship
Indianapolis, USA |
| 6 |
Pieter
Coetze
|
RSA |
52.78 |
04/12 |
2023 South African National Championships
Durban, RSA |
| 7 |
Evgeny
Rylov
|
RUS |
52.80 |
07/26 |
2023 Swimming Cup of Russia
Kazan, RUS |
| 8 |
Ksawery
Masiuk
|
POL |
52.81 |
02/25 |
Arena Grand Prix Puchar Polski
Lublin, POL |
| 9 |
Yohann
Ndoye-Brouard
|
FRA |
52.84 |
07/25 |
2023 World Swimming Championship
Fukuoka, JPN |
| 10 |
Mewen
Tomac
|
FRA |
52.86 |
07/24 |
2023 World Swimming Championship
Fukuoka, JPN |
| 11 |
Justin
Ress
|
USA |
52.90 |
06/30 |
2023 U.S. National Championship
Indianapolis, USA |
| 12 |
Destin
Lasco
|
USA |
52.93 |
06/30 |
2023 U.S. National Championship
Indianapolis, USA |
| 12 |
Ryosuke
Irie
|
JPN |
52.93 |
01/20 |
2023 Kosuke Kitajima Cup
Tokyo, JPN |
| 14 |
Myron
LIFINTSEV
|
RUS |
52.96 |
07/26 |
2023 Swimming Cup of Russia
Kazan, RUS |
| 15 |
Apostolos
Kristou
|
GRE |
52.99 |
06/23 |
2023 Settecolli Trophy
Rome, ITA |
| 16 |
Daniel
Diehl
|
USA |
53.07 |
12/02 |
2022 U.S. Open Swimming Championship
Greensboro, USA |
| 17 |
Hubert
Kos
|
HUN |
53.11 |
07/25 |
2023 World Swimming championship
Fukuoka, JPN |
| 18 |
Pavel
Samusenko
|
RUS |
53.26 |
04/17 |
2023 Russian Swimming Championship
Kazan, RUS |
| 18 |
Oliver
Morgan
|
GBR |
53.26 |
07/24 |
2023 World Swimming championship
Fukuoka, JPN |
| 20 |
Miroslav
Knedla
|
CZE |
53.28 |
09/04 |
2023 World Junior Swimming Championship
Netanya, ISR |
| 21 |
Roman
Mityukov
|
SUI |
53.32 |
07/24 |
2023 World Swimming championship
Fukuoka, JPN |
| 22 |
Adam
Chaney
|
USA |
53.34 |
06/30 |
2023 U.S. National Championship
Indianapolis, USA |
| 23 |
Hugo
Gonzalez
|
ESP |
53.38 |
07/24 |
2023 World Swimming championship
Fukuoka, JPN |
| 24 |
Dimitri
Savenko
|
RUS |
53.42 |
04/17 |
2023 Russian Swimming Championship
Kazan, RUS |
| 25 |
Wyatt
Davis
|
USA |
53.43 |
06/30 |
2023 U.S. National Championship
Indianapolis, USA |