| 1 |
Caeleb
Dressel
|
USA |
49.45 |
07/31 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 2 |
Kristof
Milak
|
HUN |
49.68 |
07/31 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 3 |
Matthew
Temple
|
AUS |
50.45 |
06/17 |
2021 Australian Olympic Trials
Adelaide, AUS |
| 4 |
Noe
Ponti
|
SUI |
50.74 |
07/31 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 5 |
Michael
Andrew
|
USA |
50.80 |
05/14 |
2021 Pro Swim Series - Indianapolis
Indianapolis, IN |
| 6 |
Mehdy
Metella
|
FRA |
50.87 |
06/20 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 7 |
Andrei
Minakov
|
RUS |
50.88 |
07/31 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 8 |
Jakub
Majerski
|
POL |
50.92 |
07/31 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 9 |
Josif
Miladinov
|
BUL |
50.93 |
05/23 |
2021 European Championships
Budapest, HUN |
| 10 |
James
Guy
|
GBR |
50.96 |
06/18 |
2021 LEN EUROPEAN AQUATICS CHAMPIONSHIPS
Budapest, HUN |
| 11 |
Takeshi
Kawamoto
|
JPN |
51.00 |
04/09 |
2021 Japan Olympic Trials
Tokyo, JPN |
| 12 |
Naoki
Mizunuma
|
JPN |
51.03 |
04/09 |
2021 Japan Olympic Trials
Tokyo, JPN |
| 13 |
Luis
Martinez
|
GUA |
51.09 |
07/27 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 14 |
Tom
Shields
|
USA |
51.19 |
06/19 |
2021 U.S. Olympic Trials
Omaha, NE |
| 15 |
Shaine
Casas
|
USA |
51.22 |
06/25 |
2021 TEXAS SENIOR CIRCUIT LONG COURSE MEET #2
College Station, TX |
| 16 |
Federico
Burdisso
|
ITA |
51.39 |
05/23 |
2021 LEN EUROPEAN AQUATICS CHAMPIONSHIPS
Budapest, HUN |
| 17 |
Joshua
Liendo
|
CAN |
51.40 |
06/19 |
2021 Canadian Olympic Trials
Toronto, CAN |
| 17 |
Mikhail
Vekovishchev
|
RUS |
51.40 |
04/09 |
2021 RUSSIAN NATIONAL SWIMMING CHAMPIONSHIPS
Kazan, RUS |
| 19 |
Szebasztian
Szabo
|
HUN |
51.45 |
05/23 |
2021 LEN EUROPEAN AQUATICS CHAMPIONSHIPS
Budapest, HUN |
| 20 |
Katsuo
Matsumoto
|
JPN |
51.47 |
02/07 |
2021 JAPAN OPEN
Tokyo, JPN |
| 21 |
Hubert
Kos
|
HUN |
51.52 |
03/26 |
2021 HUNGARIAN SPRING NATIONALS
Budapest, HUN |
| 22 |
Nyls
Korstanje
|
NED |
51.54 |
07/29 |
2020 TOKYO SUMMER OLYMPIC GAMES
Tokyo, JPN |
| 22 |
Coleman
Stewart
|
USA |
51.54 |
06/18 |
2021 U.S. Olympic Trials
Omaha, NE |
| 24 |
Danny
Kovac
|
USA |
51.61 |
06/18 |
2021 U.S. Olympic Trials
Omaha, NE |
| 25 |
Santo
Condorelli
|
ITA |
51.62 |
06/25 |
58th Sette Colli Trophy
Rome, ITA |