| Challenger Ochsenhausen | 2020/09/25 12:50 | Jakub Kosowski v Alberto Mino | L | 1-3 |
| Challenger Ochsenhausen | 2020/09/25 11:35 | Jakub Kosowski v Dauud Cheaib | W | 3-0 |
| Challenger Ochsenhausen | 2020/09/25 10:30 | Jiri Martinko v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2020/09/24 12:30 | Jakub Kosowski v Miroslav Horejsi | L | 0-3 |
| Challenger Ochsenhausen | 2020/09/24 11:10 | Niagol Stoyanov v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2020/09/24 09:10 | Dauud Cheaib v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2020/09/23 13:10 | Alberto Mino v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2020/09/23 09:50 | Mihai Bobocica v Jakub Kosowski | L | 3-2 |
| Czech TT Star Series | 2020/10/11 11:20 | Tomas Tregler v Przemyslaw Walaszek | L | 3-1 |
| Czech TT Star Series | 2020/10/11 09:45 | Przemyslaw Walaszek v Jakub Seibert | W | 3-2 |
| Czech TT Star Series | 2020/10/11 07:10 | Ondrej Bajger v Przemyslaw Walaszek | L | 3-0 |
| Czech TT Star Series | 2020/10/10 13:45 | Jan Valenta v Przemyslaw Walaszek | W | 2-3 |
| Czech TT Star Series | 2020/10/10 11:15 | Petr David v Przemyslaw Walaszek | L | 3-0 |
| Czech TT Star Series | 2020/10/10 08:45 | Michal Obeslo v Przemyslaw Walaszek | L | 3-0 |
| Challenger Ochsenhausen | 2020/02/25 17:12 | Yang Wang v Przemyslaw Walaszek | L | 3-1 |
| Challenger Ochsenhausen | 2020/02/23 15:20 | Przemyslaw Walaszek v Masaki Yoshida | L | 0-3 |