| TT Elite Series | 2022/11/29 17:30 | Tomasz Kotowski v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2022/11/29 13:30 | Tomasz Kotowski v Jakub Kosowski | L | 3-0 |
| TT Elite Series | 2022/11/28 20:30 | Jakub Kosowski v Tomasz Kotowski | W | 3-1 |
| TT Elite Series | 2022/11/28 06:30 | Tomasz Kotowski v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2022/11/07 07:00 | Jakub Kosowski v Tomasz Kotowski | L | 0-3 |
| TT Elite Series | 2022/10/01 06:00 | Tomasz Kotowski v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2022/09/30 09:00 | Tomasz Kotowski v Jakub Kosowski | L | 3-2 |
| TT Elite Series | 2022/09/29 18:00 | Jakub Kosowski v Tomasz Kotowski | W | 3-0 |
| TT Elite Series | 2023/04/24 08:20 | Marcin Jadczyk v Jakub Kosowski | W | 2-3 |
| TT Elite Series | 2023/04/24 07:10 | Artur Daniel v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2023/04/24 05:40 | Adam Dosz v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/02/14 20:50 | Jakub Kosowski v Antoni Witkowski | W | 3-2 |
| TT Elite Series | 2023/02/14 19:20 | Jakub Kosowski v Konrad Kulpa | W | 3-0 |
| TT Elite Series | 2023/02/14 17:50 | Jakub Kosowski v Martin Olejnik | L | 0-3 |
| TT Elite Series | 2023/02/14 16:20 | Jan Zandecki v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2023/02/14 15:20 | Jakub Kosowski v Ibrahim Gunduz | L | 2-3 |
| TT Elite Series | 2023/04/24 07:30 | Adam Dosz v Tomasz Kotowski | W | 0-3 |
| TT Elite Series | 2023/04/24 06:50 | Marcin Jadczyk v Tomasz Kotowski | L | 3-1 |
| TT Elite Series | 2023/04/24 05:20 | Maksymilian Miastowski v Tomasz Kotowski | W | 2-3 |
| Challenger Ochsenhausen | 2023/04/16 14:40 | Kamil Zdzienicki v Tomasz Kotowski | W | 1-3 |
| TT Elite Series | 2023/03/05 12:50 | Maksymilian Miastowski v Tomasz Kotowski | W | 1-3 |
| TT Elite Series | 2023/03/05 11:50 | Adam Dosz v Tomasz Kotowski | W | 1-3 |
| TT Elite Series | 2023/03/05 10:50 | Tomasz Kotowski v Slawomir Dosz | L | 1-3 |
| TT Elite Series | 2023/03/05 08:50 | Tomasz Kotowski v Lukasz Nadolski | W | 3-0 |