| TT Star Series | 2021/01/04 12:15 | Jakub Seibert v Oleksandr Tymofieiev | L | 2-3 |
| TT Star Series | 2020/12/14 13:15 | Jakub Seibert v Oleksandr Tymofieiev | L | 2-3 |
| Czech TT Star Series | 2020/10/06 06:00 | 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 | 2021/01/18 12:45 | Antoni Witkowski v Jakub Seibert | L | 3-1 |
| TT Star Series | 2021/02/01 11:45 | Dmitrij Prokopcov v Oleksandr Tymofieiev | L | 3-1 |
| TT Star Series | 2021/02/01 10:15 | Jakub Folwarski v Oleksandr Tymofieiev | L | 3-0 |
| TT Star Series | 2021/02/01 07:00 | Jiri Vrablik v Oleksandr Tymofieiev | L | 3-0 |
| TT Star Series | 2021/01/05 12:45 | Dmitrij Prokopcov v Oleksandr Tymofieiev | L | 3-2 |
| TT Star Series | 2021/01/05 10:45 | Oleksandr Tymofieiev v David Reitspies | L | 0-3 |
| TT Star Series | 2021/01/05 08:10 | Michal Obeslo v Oleksandr Tymofieiev | L | 3-0 |
| TT Star Series | 2021/01/04 14:45 | Jakub Zelinka v Oleksandr Tymofieiev | L | 3-2 |
| TT Star Series | 2021/01/04 12:15 | Jakub Seibert v Oleksandr Tymofieiev | W | 2-3 |