| TT Star Series | 2023/01/31 12:15 | Jakub Zelinka v Jakub Seibert | L | 3-0 |
| TT Star Series | 2023/01/31 10:45 | Tomas Konecny v Jakub Seibert | L | 3-0 |
| TT Star Series | 2023/01/31 08:45 | Filip Zeljko v Jakub Seibert | L | 3-0 |
| TT Star Series | 2023/01/30 14:05 | Rafael De Las Heras v Jakub Seibert | L | 3-2 |
| TT Star Series | 2023/01/30 11:35 | Yevhen Pryshchepa v Jakub Seibert | W | 2-3 |
| TT Star Series | 2023/01/30 10:05 | SHiyu Sun v Jakub Seibert | L | 3-2 |
| TT Star Series | 2023/01/30 07:00 | Youssef Abdel-Aziz v Jakub Seibert | L | 3-0 |
| Czech Extraleague | 2023/01/27 16:00 | Simon Belik v Jakub Seibert | L | 3-1 |
| WTT Feeder Ototec Quals | 2022/06/21 09:10 | Chun Kit Choy v Shayan Siraj | L | 3-1 |