| TT Star Series | 2021/01/12 12:45 | Tomas Tregler v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/01/05 07:00 | Tomas Tregler v Jakub Seibert | L | 3-1 |
| Czech TT Star Series | 2020/09/25 09:15 | Jakub Seibert v Tomas Tregler | L | 0-3 |
| Czech TT Star Series | 2020/07/02 07:40 | Jakub Seibert v Tomas Tregler | L | 0-3 |
| Czech TT Star Series | 2020/06/23 08:15 | Jakub Seibert v Tomas Tregler | L | 0-3 |
| Czech TT Star Series | 2020/06/12 12:20 | Jakub Seibert v Tomas Tregler | L | 0-3 |
| Czech TT Star Series | 2020/06/12 10:45 | Jakub Seibert v Tomas Tregler | L | 0-3 |
| Czech TT Star Series | 2020/06/01 07:50 | Tomas Tregler v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/02/01 14:15 | Jakub Seibert v Oleksandr Tymofieiev | W | 3-1 |
| TT Star Series | 2021/02/01 12:45 | Jakub Folwarski v Jakub Seibert | L | 3-1 |
| TT Star Series | 2021/02/01 10:45 | Robert Floras v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/02/01 08:10 | David Reitspies v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/01/19 11:15 | Tomash Martinko v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/01/19 09:45 | Michal Benes v Jakub Seibert | L | 3-1 |
| TT Star Series | 2021/01/19 08:10 | Jakub Seibert v Petr David | W | 3-1 |
| TT Star Series | 2021/01/18 14:15 | Jakub Seibert v Filip Cernota | W | 3-0 |
| TT Star Series | 2021/02/01 14:45 | Jakub Folwarski v Tomas Tregler | W | 0-3 |
| TT Star Series | 2021/02/01 12:15 | Robert Floras v Tomas Tregler | W | 0-3 |
| TT Star Series | 2021/02/01 09:45 | David Reitspies v Tomas Tregler | W | 0-3 |
| TT Star Series | 2021/02/01 07:35 | Dmitrij Prokopcov v Tomas Tregler | W | 0-3 |
| TT Star Series | 2021/01/29 14:45 | Tomas Tregler v Michal Benes | W | 3-0 |
| TT Star Series | 2021/01/29 13:24 | Tomas Tregler v Jiri Vrablik | W | 3-0 |
| TT Star Series | 2021/01/29 11:45 | Tomas Tregler v Michal Bankosz | W | 3-1 |
| TT Star Series | 2021/01/29 10:15 | Tomas Tregler v Pawel Grela | W | 3-0 |