| TT Cup (2023) | 06/26 14:30 | - | Krzysztof Witerski v Jacek Jaskiewicz | W | 1-3 | |
| TT Cup (2023) | 06/09 22:00 | - | Michal Szostak v Jacek Jaskiewicz | L | 3-1 | |
| TT Cup (2023) | 06/09 20:30 | - | Robert Grabczak v Jacek Jaskiewicz | W | 1-3 | |
| TT Cup (2023) | 06/09 19:30 | - | Gracjan Rokita v Jacek Jaskiewicz | L | 3-0 | |
| TT Cup (2023) | 06/09 18:00 | - | Denys Kovtanyuk v Jacek Jaskiewicz | W | 2-3 | |
| TT Cup (2023) | 06/09 16:00 | - | Tomasz Witkowski v Jacek Jaskiewicz | L | 3-0 | |
| TT Cup (2023) | 06/09 14:00 | - | Michal Szostak v Jacek Jaskiewicz | L | 3-0 | |
| TT Cup | 04/27 13:00 | - | Gracjan Rokita v Jacek Jaskiewicz | L | 3-0 | |
| TT Cup | 04/27 11:30 | - | Jacek Jaskiewicz v Gracjan Rokita | L | 0-3 | |
| TT Cup | 04/27 09:30 | - | Fabian Sikora v Jacek Jaskiewicz | W | 1-3 | |
| TT Cup | 04/27 08:30 | - | Jacek Jaskiewicz v Denys Kovtanyuk | L | 2-3 | |
| TT Cup | 04/27 07:30 | - | Lukasz Ruchomski v Jacek Jaskiewicz | L | 3-0 | |
| TT Cup | 04/27 06:00 | - | Jacek Jaskiewicz v Tomasz Witkowski | W | 3-0 | |
| TT Cup (2023) | 01/08 22:30 | - | Jacek Jaskiewicz v Krzysztof Stala | L | 2-3 | |
| TT Cup (2023) | 01/08 21:30 | - | Jacek Jaskiewicz v Krzysztof Stala | W | 3-1 | |
| TT Cup (2023) | 01/08 19:30 | - | Krystian Kawiak v Jacek Jaskiewicz | L | 3-1 | |
| TT Cup (2023) | 01/08 18:30 | - | Jacek Jaskiewicz v Grzegorz Jez | L | 2-3 | |
| TT Cup (2023) | 01/08 17:30 | - | Krzysztof Zapala v Jacek Jaskiewicz | L | 3-2 | |
| TT Cup (2023) | 01/08 16:00 | - | Jacek Jaskiewicz v Jakub Nowak | L | 0-3 |