Stadium: OSP 2
| TT Cup (2023) | 2023/05/19 12:35 | Kacper Slawinski v Jakub Grzegorczyk | W | 3-2 |
| TT Cup (2023) | 2023/04/14 13:05 | Jakub Grzegorczyk v Kacper Slawinski | L | 3-0 |
| TT Cup (2023) | 2023/04/13 16:05 | Kacper Slawinski v Jakub Grzegorczyk | L | 2-3 |
| TT Cup (2023) | 2023/04/13 14:35 | Jakub Grzegorczyk v Kacper Slawinski | W | 1-3 |
| TT Cup (2023) | 2023/04/12 08:35 | Jakub Grzegorczyk v Kacper Slawinski | W | 2-3 |
| TT Cup (2023) | 2023/03/17 11:35 | Kacper Slawinski v Jakub Grzegorczyk | L | 1-3 |
| TT Cup (2023) | 2023/03/09 16:05 | Kacper Slawinski v Jakub Grzegorczyk | L | 1-3 |
| TT Cup (2023) | 2023/03/03 17:35 | Kacper Slawinski v Jakub Grzegorczyk | L | 2-3 |
| TT Cup (2023) | 2023/09/19 22:00 | Kacper Slawinski v Marcel Mroczka | L | 0-3 |
| TT Cup (2023) | 2023/09/19 20:00 | Pawel Kopacki v Kacper Slawinski | L | 3-1 |
| TT Cup (2023) | 2023/09/19 19:00 | Kacper Slawinski v Piotr Zwolinski | W | 3-0 |
| TT Cup (2023) | 2023/09/19 18:00 | Kacper Slawinski v Kamil Klocek | L | 0-3 |
| TT Cup (2023) | 2023/09/19 16:30 | Kacper Slawinski v Bartosz Fraczek | W | 3-2 |
| TT Cup (2023) | 2023/09/19 14:30 | Kacper Slawinski v Marcel Mroczka | W | 3-1 |
| TT Cup (2023) | 2023/09/18 20:35 | Pawel Kopacki v Kacper Slawinski | L | 3-0 |
| TT Cup (2023) | 2023/09/18 18:05 | Witold Buczynski v Kacper Slawinski | L | 3-2 |
| TT Elite Series | 2023/09/26 03:00 | Jakub Grzegorczyk v Witold Buczynski | L | 0-3 |
| TT Elite Series | 2023/09/26 02:10 | Michal Bodnar v Jakub Grzegorczyk | W | 1-3 |
| TT Elite Series | 2023/09/26 00:55 | Artur Sobel v Jakub Grzegorczyk | L | 3-1 |
| TT Elite Series | 2023/09/25 23:45 | Marcin Lasota v Jakub Grzegorczyk | W | 1-3 |
| TT Elite Series | 2023/09/20 22:25 | Jakub Grzegorczyk v Mariusz Koczyba | L | 1-3 |
| TT Elite Series | 2023/09/20 20:50 | Tomasz Lojtek v Jakub Grzegorczyk | L | 3-1 |
| TT Elite Series | 2023/09/20 20:05 | Michal Skorski v Jakub Grzegorczyk | L | 3-2 |
| TT Elite Series | 2023/09/20 19:20 | Jakub Grzegorczyk v Igor Dabrowski | L | 0-3 |