| TT Elite Series | 2023/06/24 09:50 | Jan Zandecki v Jakub Kosowski | L | 3-0 |
| TT Elite Series | 2023/05/05 12:20 | Jan Zandecki v Jakub Kosowski | L | 3-0 |
| TT Elite Series | 2023/05/05 09:00 | Jakub Kosowski v Jan Zandecki | W | 3-2 |
| TT Elite Series | 2023/05/02 14:20 | Jan Zandecki v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2023/05/02 06:20 | Jan Zandecki v Jakub Kosowski | L | 3-2 |
| TT Elite Series | 2023/02/14 16:20 | Jan Zandecki v Jakub Kosowski | L | 3-1 |
| TT Elite Series | 2023/02/13 15:50 | Jakub Kosowski v Jan Zandecki | W | 3-1 |
| TT Elite Series | 2023/02/13 10:20 | Jan Zandecki v Jakub Kosowski | L | 3-0 |
| TT Elite Series | 2023/07/18 09:10 | Jakub Kosowski v Slawomir Dosz | W | 3-1 |
| TT Elite Series | 2023/07/18 08:00 | Jakub Kosowski v Adam Dosz | L | 0-3 |
| TT Elite Series | 2023/07/18 06:25 | Jakub Kosowski v Piotr Chodorski | L | 2-3 |
| TT Elite Series | 2023/07/18 05:10 | Jakub Kosowski v Antoni Witkowski | L | 1-3 |
| TT Elite Series | 2023/06/25 09:50 | Jakub Kosowski v Bartosz Czerwinski | L | 1-3 |
| TT Elite Series | 2023/06/25 08:40 | Jakub Kosowski v Patryk Lewandowski | W | 3-0 |
| TT Elite Series | 2023/06/25 07:30 | Jakub Kosowski v Karol Wisniewski | W | 3-1 |
| TT Elite Series | 2023/06/25 06:20 | Szymon Kolasa v Jakub Kosowski | W | 1-3 |
| TT Elite Series | 2023/07/18 09:35 | Jan Zandecki v Antoni Witkowski | L | 1-3 |
| TT Elite Series | 2023/07/18 08:25 | Slawomir Dosz v Jan Zandecki | W | 1-3 |
| TT Elite Series | 2023/07/18 07:15 | Adam Dosz v Jan Zandecki | L | 3-2 |
| TT Elite Series | 2023/07/18 05:35 | Piotr Chodorski v Jan Zandecki | L | 3-2 |
| TT Elite Series | 2023/07/01 16:10 | Amirreza Abbasi v Jan Zandecki | L | 3-1 |
| TT Elite Series | 2023/07/01 15:20 | Slawomir Dosz v Jan Zandecki | L | 3-2 |
| TT Elite Series | 2023/07/01 13:30 | Adam Dosz v Jan Zandecki | L | 3-0 |
| TT Elite Series | 2023/07/01 12:50 | Jakub Stecyszyn v Jan Zandecki | L | 3-0 |