| TT Star Series | 2022/06/10 10:45 | Boguslav Koszyk v Jakub Seibert | W | 3-1 |
| TT Star Series | 2020/12/15 11:15 | Jakub Seibert v Boguslav Koszyk | W | 2-3 |
| TT Star Series | 2020/12/07 12:15 | Boguslav Koszyk v Jakub Seibert | W | 3-0 |
| Czech TT Star Series | 2020/10/05 08:15 | Boguslav Koszyk v Jakub Seibert | W | 3-2 |
| TT Star Series | 2023/04/13 10:15 | Jiri Vrablik v Boguslav Koszyk | L | 3-1 |
| TT Star Series | 2023/04/13 08:45 | Filip Cipin v Boguslav Koszyk | W | 1-3 |
| TT Star Series | 2023/04/13 07:10 | Boguslav Koszyk v Yannick Vostes | L | 1-3 |
| TT Star Series | 2023/04/12 13:15 | Boguslav Koszyk v Gabrielius Camara | W | 3-1 |
| TT Star Series | 2023/04/12 11:45 | Petr Husnik v Boguslav Koszyk | W | 1-3 |
| TT Star Series | 2023/04/12 09:45 | Tomas Tregler v Boguslav Koszyk | L | 3-0 |
| TT Star Series | 2023/03/25 13:45 | Boguslav Koszyk v Michal Obeslo | L | 1-2 |
| TT Star Series | 2023/03/25 11:45 | Miroslav Horejsi v Boguslav Koszyk | W | 1-3 |
| TT Star Series | 2023/05/02 08:13 | Alexandre Robinot v Jakub Seibert | L | 3-1 |
| TT Star Series | 2023/05/01 13:15 | Filip Zeljko v Jakub Seibert | W | 1-3 |
| TT Star Series | 2023/05/01 10:45 | Tibor Spanik v Jakub Seibert | L | 3-2 |
| TT Star Series | 2023/05/01 09:15 | Filip Delincak v Jakub Seibert | W | 1-3 |
| TT Star Series | 2023/05/01 06:00 | Miroslav Horejsi v Jakub Seibert | L | 3-0 |
| TT Star Series | 2023/04/29 10:45 | Jakub Seibert v Jakub Zelinka | L | 1-3 |
| TT Star Series | 2023/04/29 09:15 | Jakub Seibert v Miroslav Sklensky | W | 3-1 |
| TT Star Series | 2023/04/29 07:45 | Jakub Seibert v Petr David | L | 0-2 |