| TT Star Series | 2021/07/13 07:45 | Thomas Keinath v Jakub Seibert | W | 3-1 |
| TT Star Series | 2021/07/02 10:15 | Thomas Keinath v Jakub Seibert | W | 3-0 |
| TT Star Series | 2020/12/07 09:45 | Thomas Keinath v Jakub Seibert | W | 3-0 |
| TT Star Series | 2020/11/27 14:45 | Jakub Seibert v Thomas Keinath | W | 2-3 |
| TT Star Series | 2020/11/25 10:15 | Thomas Keinath v Jakub Seibert | L | 1-3 |
| TT Star Series | 2020/11/24 11:10 | Thomas Keinath v Jakub Seibert | L | 1-3 |
| TT Star Series | 2020/11/21 09:15 | Jakub Seibert v Thomas Keinath | L | 3-2 |
| TT Star Series | 2020/11/16 12:15 | Jakub Seibert v Thomas Keinath | L | 3-1 |
| TT Star Series | 2021/09/20 06:35 | Thomas Keinath v Tomas Tregler | W | 3-1 |
| TT Star Series | 2021/09/14 13:26 | Thomas Keinath v Mohamed Shouman | L | 2-3 |
| Others | 2021/09/14 11:31 | Thomas Keinath v Oleksandr Tymofieiev | W | 3-2 |
| TT Star Series | 2021/09/14 08:45 | Patrik Klos v Thomas Keinath | W | 1-3 |
| TT Star Series | 2021/09/14 07:10 | Thomas Keinath v Pavol Mego | W | 3-1 |
| TT Star Series | 2021/09/13 13:15 | Thomas Keinath v Ondrej Bajger | W | 3-2 |
| TT Star Series | 2021/09/13 11:45 | Oleksandr Tymofieiev v Thomas Keinath | W | 0-3 |
| TT Star Series | 2021/09/13 09:45 | Mohamed Shouman v Thomas Keinath | L | 3-2 |
| TT Star Series | 2021/09/20 09:15 | David Reitspies v Jakub Seibert | L | 3-0 |
| Others | 2021/09/03 13:48 | Jakub Seibert v Miroslav Sklensky | W | 3-2 |
| TT Star Series | 2021/09/03 12:42 | Kamil Nalepa v Jakub Seibert | L | 3-2 |
| TT Star Series | 2021/09/03 10:45 | Jakub Seibert v Josef Braun | L | 2-3 |
| TT Star Series | 2021/09/03 09:15 | Jakub Seibert v Frane Runjic | W | 3-1 |
| TT Star Series | 2021/09/03 07:45 | Jakub Seibert v Igor Misztal | W | 3-0 |
| TT Star Series | 2021/09/02 12:15 | Miroslav Sklensky v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/09/02 10:15 | Kamil Nalepa v Jakub Seibert | L | 3-0 |