Freestyle
| Distance | Value | Date | Swimmer | Meet | |
|---|---|---|---|---|---|
| 50 m | 2183 | Jul 7, 2019 | Artem Selin Germany | 2019 European Junior Championships Kazan, Russia | |
| 100 m | 4730 | Jul 8, 2021 | David Popovici Romania | 2021 European Junior Championships Rome, Italy | |
| 200 m | 1:4468 | Jul 27, 2021 | David Popovici Romania | 2021 Olympic Games Tokyo, Japan | |
| 400 m | 3:4606 | Aug 20, 2019 | Gabor Zombori Hungary | 2019 World Junior Championships Budapest, Hungary | |
| 800 m | 7:4592 | Aug 22, 2019 | Franko Grgic Croatia | 2019 World Junior Championships Budapest, Hungary | |
| 1500 m | 14:4609 | Aug 25, 2019 | Franko Grgic Croatia | 2019 World Junior Championships Budapest, Hungary |