| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Jan CEJKA | 100 L Back | Semifinals | 54.03 |
| 2 | Jan CEJKA | 200 L Back | Prelims | 1:56.66 |
| 3 | Tomas FRANTA | 100 L Back | Semifinals | 54.21 |
| 4 | Jan CEJKA | 100 L Back | Prelims | 54.31 |
| 5 | Jan CEJKA | 100 L Back | Prelims | 54.33 |
| 6 | Jan CEJKA | 200 L Back | Semifinals | 1:57.43 |
| 7 | Matej ZABOJNIK | 200 L Breast | Prelims | 2:12.32 |
| 8 | Tomas FRANTA | 100 L Back | Prelims | 54.45 |
| 9 | Jan Sefl | 100 L Fly | Prelims | 52.21 |
| 10 | Filip Chrapavy | 200 L Breast | Prelims | 2:13.22 |
| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Czech Republic | 400 L Medley Relay | Prelims | |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Jan CEJKA | 0 | 0 | 0 | – | 867.5 |
| 2 | Tomas FRANTA | 0 | 0 | 0 | – | 853.8 |
| 3 | Jan Sefl | 0 | 0 | 0 | – | 837.7 |
| 4 | Ondrej Gemov | 0 | 0 | 0 | – | 814.5 |
| 5 | Filip Chrapavy | 0 | 0 | 0 | – | 812.5 |
