| Challenger - Ochsenhausen | 2017/04/17 07:50 | Jakub Kosowski v Jakub Folwarski | W | 3-0 |
| Challenger - Ochsenhausen | 2016/12/12 10:06 | Jakub Kosowski v Jakub Folwarski | L | 1-3 |
| Challenger - Ochsenhausen | 2017/06/09 09:50 | Jakub Kosowski v Guillermo Martinez | W | 3-1 |
| Challenger - Ochsenhausen | 2017/06/09 07:10 | Jakub Kosowski v Soumyajit Ghosh | L | 1-3 |
| Challenger - Ochsenhausen | 2017/06/08 10:30 | Jakub Kosowski v Eric Jouti | L | 1-3 |
| Challenger - Ochsenhausen | 2017/06/08 07:10 | Jakub Kosowski v Luka Mladenovic | W | 3-1 |
| Challenger - Ochsenhausen | 2017/06/07 12:30 | Jakub Kosowski v Tomas Konecny | L | 0-3 |
| Challenger - Ochsenhausen | 2017/06/07 09:10 | Petr David v Jakub Kosowski | L | 3-1 |
| Challenger - Ochsenhausen | 2017/06/07 07:10 | Jakub Kosowski v Tomasz Tomaszuk | W | 3-1 |
| Challenger - Ochsenhausen | 2017/05/26 12:50 | Jakub Kosowski v Bohumil Vozicky | W | 3-1 |
| Challenger - Ochsenhausen | 2017/04/18 11:40 | Can Akkuzu v Jakub Folwarski | W | 2-3 |
| Challenger - Ochsenhausen | 2017/04/18 07:40 | Josip Huzjak v Jakub Folwarski | W | 1-3 |
| Challenger - Ochsenhausen | 2017/04/17 19:20 | Jakub Folwarski v Benjamin Brossier | W | 3-0 |
| Challenger - Ochsenhausen | 2017/04/17 16:00 | Jakub Folwarski v Frane Kojic | L | 0-3 |
| Challenger - Ochsenhausen | 2017/04/17 14:00 | Guillermo Martinez v Jakub Folwarski | W | 1-3 |
| Challenger - Ochsenhausen | 2017/04/17 10:30 | Eric Jouti v Jakub Folwarski | L | 3-0 |
| Challenger - Ochsenhausen | 2017/04/17 07:50 | Jakub Kosowski v Jakub Folwarski | L | 3-0 |
| Challenger - Ochsenhausen | 2017/01/17 11:22 | Jakub Folwarski v Andriy Sitak | W | 3-0 |