| 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 | 2017/05/26 10:30 | Richard Vyborny v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2017/05/25 12:30 | Jakub Kosowski v Bohumil Vozicky | L | 0-3 |
| Challenger Ochsenhausen | 2017/05/25 11:10 | Bence Majoros v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2017/05/25 09:10 | Can Akkuzu v Jakub Kosowski | W | 0-3 |
| Challenger Ochsenhausen | 2017/06/07 11:50 | Petr David v Luka Mladenovic | L | 3-0 |
| Challenger Ochsenhausen | 2017/06/07 09:50 | Luka Mladenovic v Tomasz Tomaszuk | L | 1-3 |
| Challenger Ochsenhausen | 2017/06/07 07:50 | Luka Mladenovic v Guillermo Martinez | L | 1-3 |
| Czech Republic Extraleague | 2017/05/31 13:00 | Seungmin Cho v Luka Mladenovic | L | 4-3 |