| TT Elite Series | 2023/01/21 10:50 | Jakub Kosowski v Daniel Bak | W | 3-1 |
| TT Elite Series | 2023/01/20 20:50 | Jakub Kosowski v Daniel Bak | L | 0-3 |
| TT Elite Series | 2023/01/20 06:50 | Daniel Bak v Jakub Kosowski | W | 0-3 |
| TT Elite Series | 2023/01/19 06:50 | Jakub Kosowski v Daniel Bak | L | 2-3 |
| TT Elite Series | 2022/10/06 07:00 | Jakub Kosowski v Daniel Bak | L | 2-3 |
| TT Elite Series | 2022/09/29 06:25 | Jakub Kosowski v Daniel Bak | L | 2-3 |
| 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 | 2023/02/14 13:50 | Antoni Witkowski v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/02/14 12:20 | Jakub Kosowski v Konrad Kulpa | L | 1-3 |
| TT Elite Series | 2023/02/14 10:50 | Josef Braun v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/02/15 20:10 | Daniel Bak v Damian Korczak | W | 3-0 |
| TT Elite Series | 2023/02/15 18:40 | Daniel Bak v Jaroslaw Tomicki | L | 2-3 |
| TT Elite Series | 2023/02/15 17:10 | Daniel Bak v Karol Wisniewski | W | 3-1 |
| TT Elite Series | 2023/02/15 15:40 | Lukasz Sokolowski v Daniel Bak | W | 1-3 |
| TT Elite Series | 2023/02/15 14:40 | Daniel Bak v Mateusz Golebiowski | L | 0-3 |
| Challenger Ochsenhausen | 2023/02/03 17:20 | Zengyi Wang v Daniel Bak | L | 3-1 |
| TT Elite Series | 2023/01/29 12:50 | Daniel Bak v Krystian Kolodziej | W | 3-1 |
| TT Elite Series | 2023/01/29 11:20 | Daniel Bak v Damian Swierczek | W | 3-0 |