| 1 |
Hubert
KOS
|
HUN |
1:55.50 |
12/04 |
2025 Toyota U.S. Open Championships
Austin, USA |
| 2 |
Tomoyuki
Matsushita
|
JPN |
1:55.60 |
11/30 |
2025 Japan Open
Tokyo, JPN |
| 3 |
Kosuke
Makino
|
JPN |
1:55.85 |
09/13 |
79º National Sports Festival
Shiga, JPN |
| 4 |
Duncan
Scott
|
GBR |
1:56.08 |
04/17 |
Aquatics GB Championships 2026
London, GBR |
| 5 |
Wang
Shun
|
CHN |
1:56.20 |
11/14 |
2025 Chinese National Games
Shenzhen, CHN |
| 6 |
YUMEKI
KOJIMA
|
JPN |
WJR 1:56.53 |
03/21 |
2026 Japan Swim
Tokyo, JPN |
| 7 |
Mikhail
Shcherbakov
|
RUS |
1:57.12 |
04/18 |
2026 Russian Swimming Cup
Saint Petersburg, RUS |
| 8 |
William
Petric
|
AUS |
1:57.18 |
12/16 |
2025 Queensland Championship
Brisbane, AUS |
| 9 |
Leon
MARCHAND
|
FRA |
1:57.28 |
05/02 |
2026 Speedo Fort Lauderdale Open
Fort Lauderdale, USA |
| 9 |
So
Ogata
|
JPN |
1:57.28 |
09/06 |
101st Japan Student Swimming Championships
Tokyo, JPN |
| 11 |
Carson
FOSTER
|
USA |
1:57.39 |
03/07 |
2026 TYR Pro Swim Series
Westmont, USA |
| 12 |
Lewis
CLAREBURT
|
NZL |
1:57.65 |
05/13 |
2026 New Zealand Swimming Championships
Auckland, NZL |
| 13 |
Hwang
Sunwoo
|
KOR |
1:57.66 |
10/21 |
106th Korean National Sports Festival
Busan Sajik, KOR |
| 13 |
Yuta
Watanabe
|
JPN |
1:57.66 |
11/30 |
2025 Japan Open
Tokyo, JPN |
| 15 |
Jacopo
BARBOTTI
|
ITA |
1:57.75 |
04/16 |
2026 Italian Swimming Championship
Riccione, ITA |
| 16 |
Alberto
RAZZETTI
|
ITA |
1:57.76 |
04/16 |
2026 Italian Swimming Championship
Riccione, ITA |
| 17 |
Asaki
Nishikawa
|
JPN |
1:57.80 |
11/30 |
2025 Japan Open
Tokyo, JPN |
| 18 |
Evan
Jones
|
GBR |
1:58.09 |
04/17 |
Aquatics GB Championships 2026
London, GBR |
| 19 |
Baylor
NELSON
|
USA |
1:58.36 |
12/04 |
2025 Toyota U.S. Open Championships
Austin, USA |
| 20 |
Yorito
Numata
|
JPN |
1:58.55 |
01/24 |
2026 Kosuke Kitajima Cup
Tokyo, JPN |
| 21 |
Max
Litchfield
|
GBR |
1:58.70 |
04/17 |
Aquatics GB Championships 2026
London, GBR |
| 22 |
Xie
Yiyou
|
CHN |
1:58.74 |
03/22 |
2026 China Swimming Open
Shenzhen, CHN |
| 22 |
Finlay
KNOX
|
CAN |
1:58.74 |
12/04 |
2025 Toyota U.S. Open Championships
Austin, USA |
| 24 |
Owen
McDONALD
|
USA |
1:58.81 |
12/04 |
2025 Toyota U.S. Open Championships
Austin, USA |
| 25 |
Takumi
Mori
|
JPN |
1:58.84 |
09/06 |
101st Japan Student Swimming Championships
Tokyo, JPN |
