| TT Star Series | 2020/12/17 13:15 | Boguslav Koszyk v David Reitspies | L | 0-3 |
| TT Star Series | 2021/10/04 09:15 | Boguslav Koszyk v Radim Bako | W | 3-0 |
| TT Star Series | 2021/10/04 07:45 | Tomas Koldas v Boguslav Koszyk | W | 1-3 |
| Challenger Ochsenhausen | 2021/09/10 16:56 | Patryk Zatowka v Boguslav Koszyk | W | 1-3 |
| TT Star Series | 2021/01/26 12:45 | Tomas Tregler v Boguslav Koszyk | L | 3-0 |
| TT Star Series | 2021/01/26 10:45 | Boguslav Koszyk v Michal Obeslo | L | 1-3 |
| TT Star Series | 2021/01/26 08:10 | Dmitrij Prokopcov v Boguslav Koszyk | L | 3-2 |
| TT Star Series | 2021/01/25 15:45 | Petr David v Boguslav Koszyk | L | 3-1 |
| TT Star Series | 2021/01/25 12:15 | Ondrej Bajger v Boguslav Koszyk | L | 3-1 |
| TT Star Series | 2021/10/04 09:45 | Tomas Koldas v David Reitspies | W | 2-3 |
| TT Star Series | 2021/10/04 07:10 | Ondrej Bajger v David Reitspies | W | 0-3 |
| Czech Republic Extraleague | 2021/09/30 16:20 | Petr David v David Reitspies | W | 1-3 |
| Czech Republic Extraleague | 2021/09/24 17:00 | Martin Koblizek v David Reitspies | W | 1-3 |
| Czech Republic Extraleague | 2021/09/24 16:37 | Martin Olejnik v David Reitspies | W | 0-3 |
| Others | 2021/09/21 13:42 | David Reitspies v Viktor Brodd | L | 2-3 |
| TT Star Series | 2021/09/21 12:00 | David Reitspies v Tomas Tregler | W | 3-2 |
| TT Star Series | 2021/09/21 10:45 | Oleksandr Tymofieiev v David Reitspies | W | 1-3 |