| TT Star Series | 2021/01/18 12:45 | Antoni Witkowski v Jakub Seibert | L | 3-1 |
| TT Star Series | 2023/04/25 06:35 | Oleksandr Tymofieiev v Jakub Seibert | L | 3-1 |
| TT Star Series | 2023/04/24 13:45 | Jakub Seibert v Elias Ranefur | L | 1-3 |
| TT Star Series | 2023/04/24 11:45 | Jakub Seibert v Viktor Yefimov | L | 2-3 |
| TT Star Series | 2023/04/24 09:15 | Jakub Seibert v Miroslav Horejsi | W | 3-2 |
| TT Star Series | 2023/04/24 07:45 | Ondrej Kveton v Jakub Seibert | W | 1-3 |
| TT Star Series | 2023/04/22 11:46 | Juan Perez v Jakub Seibert | L | 3-2 |
| TT Star Series | 2023/04/22 11:15 | Shayan Siraj v Jakub Seibert | W | 0-3 |
| TT Star Series | 2023/04/22 09:45 | Juan Perez v Jakub Seibert | L | 3-2 |
| TT Elite Series | 2023/04/19 15:50 | Adrian Spychala v Antoni Witkowski | W | 0-3 |
| TT Elite Series | 2023/04/19 15:00 | Ondrej Bajger v Antoni Witkowski | W | 0-3 |
| TT Elite Series | 2023/04/19 14:20 | Antoni Witkowski v Patrik Klos | W | 3-0 |
| TT Elite Series | 2023/04/19 12:50 | Antoni Witkowski v Adrian Wiecek | W | 3-1 |
| TT Elite Series | 2023/04/19 12:00 | Piotr Chodorski v Antoni Witkowski | W | 0-3 |
| TT Elite Series | 2023/04/19 10:30 | Antoni Witkowski v Adrian Wiecek | L | 0-3 |
| TT Elite Series | 2023/04/19 09:00 | Antoni Witkowski v Ondrej Bajger | W | 3-2 |
| TT Elite Series | 2023/04/19 08:00 | Antoni Witkowski v Patrik Klos | L | 0-3 |