| Challenger - Ochsenhausen | 2018/10/25 09:50 | Jakub Folwarski v Jakub Kosowski | L | 3-2 |
| Challenger - Ochsenhausen | 2018/10/22 12:30 | Jakub Kosowski v Jakub Folwarski | W | 3-1 |
| Challenger - Ochsenhausen | 2018/06/06 08:30 | Jakub Kosowski v Jakub Folwarski | W | 3-0 |
| Challenger - Ochsenhausen | 2018/06/04 07:10 | Jakub Kosowski v Jakub Folwarski | W | 3-0 |
| Challenger - Ochsenhausen | 2018/05/30 06:30 | Jakub Folwarski v Jakub Kosowski | W | 1-3 |
| Challenger - Ochsenhausen | 2017/09/06 09:50 | Jakub Kosowski v Jakub Folwarski | L | 2-3 |
| Challenger - Ochsenhausen | 2017/08/09 07:10 | Jakub Kosowski v Jakub Folwarski | W | 3-1 |
| Challenger - Ochsenhausen | 2017/04/17 07:50 | Jakub Kosowski v Jakub Folwarski | W | 3-0 |
| Challenger - Ochsenhausen | 2020/02/18 14:15 | Jiri Vrablik v Jakub Kosowski | L | 3-1 |
| Challenger - Ochsenhausen | 2020/02/18 12:40 | Jakub Kosowski v Francisco Sanchi | W | 3-1 |
| Challenger - Ochsenhausen | 2020/02/18 10:00 | Jakub Kosowski v Viktor Brodd | L | 2-3 |
| Challenger - Ochsenhausen | 2020/02/17 21:00 | Jakub Kosowski v Irvin Bertrand | L | 2-3 |
| Challenger - Ochsenhausen | 2020/02/17 16:20 | Jakub Kosowski v Jiri Vrablik | L | 2-3 |
| Challenger - Ochsenhausen | 2020/02/17 13:30 | Jakub Kosowski v Florian Bluhm | W | 3-1 |
| Challenger - Ochsenhausen | 2020/02/17 10:10 | Liang Qiu v Jakub Kosowski | W | 0-3 |
| Challenger - Ochsenhausen | 2020/02/17 08:10 | Jakub Kosowski v Michal Bankosz | W | 3-1 |
| Challenger - Ochsenhausen | 2019/12/13 12:30 | Pavel Platonov v Jakub Folwarski | L | 3-2 |
| Challenger - Ochsenhausen | 2019/12/13 11:45 | Jakub Folwarski v Bence Majoros | W | 3-2 |
| Challenger - Ochsenhausen | 2019/12/13 09:30 | Thor Christensen v Jakub Folwarski | W | 0-3 |
| Challenger - Ochsenhausen | 2019/12/13 08:10 | Evgueni Chtchetinine v Jakub Folwarski | W | 1-3 |
| Challenger - Ochsenhausen | 2019/12/12 10:50 | Jakub Folwarski v Mathieu De Saintilan | W | 3-1 |
| Challenger - Ochsenhausen | 2019/12/12 08:50 | Jakub Folwarski v Pavel Platonov | L | 1-3 |
| Challenger - Ochsenhausen | 2019/12/11 11:30 | Bence Majoros v Jakub Folwarski | W | 0-3 |
| Challenger - Ochsenhausen | 2019/12/11 08:50 | Koyo Kanamitsu v Jakub Folwarski | W | 1-3 |