| TT Star Series | 2021/04/20 09:45 | David Reitspies v Jakub Seibert | W | 3-0 |
| TT Star Series | 2021/04/12 08:15 | Jakub Seibert v David Reitspies | W | 0-3 |
| TT Star Series | 2021/04/06 12:44 | David Reitspies v Jakub Seibert | W | 3-0 |
| TT Star Series | 2021/04/06 08:15 | Jakub Seibert v David Reitspies | W | 1-3 |
| TT Star Series | 2021/03/30 09:45 | David Reitspies v Jakub Seibert | W | 3-1 |
| Others | 2021/03/26 13:06 | David Reitspies v Jakub Seibert | W | 3-1 |
| TT Star Series | 2021/03/25 13:45 | David Reitspies v Jakub Seibert | W | 3-0 |
| TT Star Series | 2021/02/26 08:10 | Jakub Seibert v David Reitspies | W | 1-3 |
| Others | 2021/04/20 13:12 | David Reitspies v Michal Benes | W | 3-2 |
| TT Star Series | 2021/04/20 11:45 | Patrik Klos v David Reitspies | W | 1-3 |
| TT Star Series | 2021/04/20 11:37 | David Reitspies v Miroslav Horejsi | L | 2-3 |
| TT Star Series | 2021/04/20 09:45 | David Reitspies v Jakub Seibert | W | 3-0 |
| TT Star Series | 2021/04/19 13:45 | Jakub Kaucky v David Reitspies | W | 0-3 |
| TT Star Series | 2021/04/19 11:15 | Radim Moravek v David Reitspies | W | 0-3 |
| TT Star Series | 2021/04/19 08:45 | Miroslav Horejsi v David Reitspies | W | 2-3 |
| TT Star Series | 2021/04/19 06:35 | Jiri Vrablik v David Reitspies | W | 2-3 |
| TT Star Series | 2021/04/20 11:15 | Radim Moravek v Jakub Seibert | W | 1-3 |
| TT Star Series | 2021/04/20 09:45 | David Reitspies v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/04/19 13:15 | Michal Benes v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/04/19 10:45 | Jiri Vrablik v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/04/19 09:15 | Jakub Kaucky v Jakub Seibert | L | 3-1 |
| TT Star Series | 2021/04/19 06:00 | Patrik Klos v Jakub Seibert | L | 3-0 |
| TT Star Series | 2021/04/13 11:45 | Jakub Seibert v Patrik Klos | L | 0-3 |
| TT Star Series | 2021/04/13 08:45 | Jakub Seibert v Matej Stach | L | 0-3 |