| Beach Pro Tour - Futures Brno | 08/26 15:40 | - | Bercik/Dzavoronok v Sepka/Semerad | 2-0 | |
| Beach Pro Tour - Futures Brno | 08/26 06:30 | - | Sepka/Semerad v Bialokoz/Batrane | 2-1 | |
| Beach Pro Tour - Futures Brno | 08/25 09:50 | - | Sepka/Semerad v Alfieri/Krumins | 2-1 | |
| CEV European Championship 2023 | 08/04 11:00 | 7 | Luini/de Groot v Sepka/Semerad | 2-0 | |
| CEV European Championship 2023 | 08/03 17:00 | 2 | Benzi/Bonifazi v Sepka/Semerad | 1-2 | |
| CEV European Championship 2023 | 08/03 11:00 | 1 | Brouwer/Meeuwsen v Sepka/Semerad | 2-1 | |
| EM - CEV U22 | 07/28 17:10 | - | Fokerots/Bulgacs v Sepka/Semerad | 2-0 | |
| EM - CEV U22 | 07/26 11:00 | - | Semerad/Sepka v Okroglic/Prevorcnik | 2-0 | |
| Beach Pro Tour Gstaad | 07/07 15:00 | - | Mol/Sorum, C v Sepka/Semerad | 2-0 | |
| Beach Pro Tour Gstaad | 07/07 09:00 | - | Partain/Benesh v Sepka/Semerad | 2-0 | |
| Beach Pro Tour Gstaad | 07/06 11:00 | - | Brouwer/Meeuwsen v Sepka/Semerad | 2-1 | |
| Beach Pro Tour Gstaad | 07/05 17:00 | - | Metral/Haussener v Sepka/Semerad | 0-2 |