| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Nikita Pisarenko | 200 L Breast | Finals | 2:24.33 |
| 2 | Nikita Pisarenko | 100 L Breast | Finals | 1:05.20 |
| 3 | Nikita Pisarenko | 100 L Breast | Prelims | 1:05.79 |
| 4 | Jan Joonas Viirpuu | 100 L Free | Finals | 54.16 |
| 5 | Nikita Pisarenko | 200 L IM | Finals | 2:11.98 |
| 6 | Jan Joonas Viirpuu | 100 L Free | Prelims | 54.47 |
| 7 | Jan Joonas Viirpuu | 100 L Back | Finals | 1:00.23 |
| 8 | Nikita Pisarenko | 400 L IM | Timed Finals | 4:43.38 |
| 9 | Jan Joonas Viirpuu | 200 L Back | Finals | 2:10.43 |
| 10 | Georg Filippov | 400 L Free | Timed Finals | 4:18.44 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Kalevi Ujumiskool | 400 L Free Relay | Timed Finals | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Nikita Pisarenko | 4 | 0 | 0 | – | 657.5 |
| 2 | Jan Joonas Viirpuu | 0 | 2 | 0 | – | 623.5 |
| 3 | Georg Filippov | 0 | 0 | 2 | – | 582.3 |
| 4 | Kirill Tsalov | 0 | 0 | 0 | – | 504.0 |
| 5 | Jako Joosep Viirpuu | 0 | 0 | 0 | – | 494.5 |
