| Challenger Ochsenhausen | 2020/02/06 17:17 | Boguslav Koszyk v Artur Grela | L | 0-3 |
| TT Star Series | 2020/12/08 10:15 | Thomas Keinath v Boguslav Koszyk | L | 3-2 |
| TT Star Series | 2020/12/08 07:00 | Petr Husnik v Boguslav Koszyk | L | 3-2 |
| TT Star Series | 2020/12/07 13:45 | Pawel Grela v Boguslav Koszyk | W | 0-3 |
| TT Star Series | 2020/12/07 12:15 | Boguslav Koszyk v Jakub Seibert | W | 3-0 |
| TT Star Series | 2020/12/07 08:45 | Boguslav Koszyk v Michal Bankosz | L | 0-3 |
| Challenger Ochsenhausen | 2020/10/16 15:55 | Boguslav Koszyk v Pawel Koziel | W | 3-2 |
| Czech TT Star Series | 2020/10/09 10:45 | Antonin Gavlas v Boguslav Koszyk | L | 3-0 |
| Czech TT Star Series | 2020/10/09 08:15 | Petr David v Boguslav Koszyk | L | 3-2 |
| TT Star Series | 2020/12/08 10:45 | Jakub Seibert v Artur Grela | W | 0-3 |
| TT Star Series | 2020/12/08 08:45 | Thomas Keinath v Artur Grela | W | 0-3 |
| TT Star Series | 2020/12/07 11:45 | Petr Husnik v Artur Grela | W | 1-3 |
| TT Star Series | 2020/12/07 10:15 | Michal Bankosz v Artur Grela | W | 1-3 |
| TT Star Series | 2020/12/07 07:00 | Pawel Grela v Artur Grela | W | 2-3 |
| Challenger Ochsenhausen | 2020/09/20 15:04 | Adam Dosz v Artur Grela | L | 3-0 |
| Challenger Ochsenhausen | 2020/09/13 17:05 | Artur Grela v Tomasz Lewandowski | L | 1-3 |
| Oman Open U21 Women | 2020/03/12 19:05 | Maciej Kubik v Artur Grela | W | 2-3 |