| 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 | 2021/01/25 09:45 | Miroslav Horejsi v Boguslav Koszyk | W | 2-3 |
| TT Star Series | 2021/01/25 07:35 | Antonin Gavlas v Boguslav Koszyk | L | 3-0 |
| TT Star Series | 2020/12/18 11:15 | Boguslav Koszyk v Ondrej Bajger | W | 3-1 |
| Challenger Ochsenhausen | 2021/03/21 16:42 | Robert Floras v Tomasz Lewandowski | L | 2-0 |
| Challenger Ochsenhausen | 2021/03/21 15:42 | Igor Dabrowski v Tomasz Lewandowski | W | 0-3 |
| Challenger Ochsenhausen | 2020/09/13 17:05 | Artur Grela v Tomasz Lewandowski | W | 1-3 |
| Challenger Ochsenhausen | 2020/02/22 15:01 | Tomasz Lewandowski v Jiri Vrablik | L | 1-3 |
| Challenger Ochsenhausen | 2020/01/13 16:40 | Adam Dosz v Tomasz Lewandowski | W | 1-3 |
| Challenger Ochsenhausen | 2019/12/04 17:40 | Robert Floras v Tomasz Lewandowski | L | 3-1 |
| Polish Grand Prix | 2019/11/23 10:48 | Tomasz Lewandowski v Norbert Jozwiak | W | 3-0 |
| Challenger Ochsenhausen | 2019/09/12 17:28 | Zengyi Wang v Tomasz Lewandowski | L | 2-1 |