| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Jan CEJKA | 50 L Back | Finals | 25.82 |
| 2 | Jan CEJKA | 50 L Back | Semifinals | 25.84 |
| 3 | Jan CEJKA | 100 L Back | Semifinals | 55.81 |
| 4 | Jakub LAHODA | 200 L IM | Prelims | 2:02.88 |
| 5 | Jakub LAHODA | 200 L IM | Semifinals | 2:03.12 |
| 6 | Adam HLOBEN | 200 L Fly | Prelims | 2:00.65 |
| 7 | Jakub LAHODA | 200 L IM | Finals | 2:03.34 |
| 8 | Adam HLOBEN | 400 L Free | Prelims | 3:58.35 |
| 9 | Jan CEJKA | 200 L Back | Semifinals | 2:01.44 |
| 10 | Seb Lunak | 200 L Fly | Semifinals | 2:01.17 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Czech Republic | 400 L Medley Relay | Prelims | |
| 2 | Czech Republic | 800 L Free Relay | Prelims | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Jan CEJKA | 0 | 0 | 0 | – | 777.9 |
| 2 | Jakub LAHODA | 0 | 0 | 0 | – | 757.2 |
| 3 | Adam HLOBEN | 0 | 0 | 0 | – | 755.8 |
| 4 | Sebastian Lunak | 0 | 0 | 0 | – | 722.0 |
| 5 | Vojtech JANECEK | 0 | 0 | 0 | – | 696.0 |
