| Challenger - Ochsenhausen | 2019/04/17 11:10 | Evgueni Chtchetinine v Jakub Kosowski | W | 1-3 |
| Challenger - Ochsenhausen | 2018/10/25 07:50 | Evgueni Chtchetinine v Jakub Kosowski | W | 2-3 |
| Challenger - Ochsenhausen | 2018/08/03 07:10 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-2 |
| Challenger - Ochsenhausen | 2018/06/08 12:05 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-1 |
| Challenger - Ochsenhausen | 2018/06/06 10:30 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-1 |
| Challenger - Ochsenhausen | 2018/04/19 11:10 | Evgueni Chtchetinine v Jakub Kosowski | W | 1-3 |
| Challenger - Ochsenhausen | 2018/03/23 09:30 | Evgueni Chtchetinine v Jakub Kosowski | W | 0-3 |
| Challenger - Ochsenhausen | 2017/12/20 07:30 | Evgueni Chtchetinine v Jakub Kosowski | L | 3-0 |
| Challenger - Ochsenhausen | 2019/05/08 11:50 | Jakub Kosowski v Eduardo Gonzales | W | 3-0 |
| Challenger - Ochsenhausen | 2019/05/08 09:10 | Jakub Kosowski v Antonin Gavlas | L | 2-3 |
| Challenger - Ochsenhausen | 2019/05/08 06:30 | Jakub Kosowski v Pawel Grela | W | 3-0 |
| Challenger - Ochsenhausen | 2019/04/19 12:50 | Daniel Gorak v Jakub Kosowski | L | 3-0 |
| Challenger - Ochsenhausen | 2019/04/19 11:50 | Jakub Kosowski v Liang Qiu | W | 3-2 |
| Challenger - Ochsenhausen | 2019/04/19 08:30 | Lehel Demeter v Jakub Kosowski | W | 1-3 |
| Challenger - Ochsenhausen | 2019/04/18 12:30 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger - Ochsenhausen | 2019/04/18 09:50 | Adam Duch v Jakub Kosowski | W | 0-3 |
| Challenger - Ochsenhausen | 2019/05/08 13:10 | Evgueni Chtchetinine v Petr David | L | 0-3 |
| Challenger - Ochsenhausen | 2019/05/08 10:30 | Evgueni Chtchetinine v Jose Pedro Francisco | W | 3-0 |
| Challenger - Ochsenhausen | 2019/05/08 08:30 | Evgueni Chtchetinine v Florian Bluhm | W | 3-2 |
| Challenger - Ochsenhausen | 2019/04/19 09:10 | Adam Duch v Evgueni Chtchetinine | W | 0-3 |
| Challenger - Ochsenhausen | 2019/04/19 07:10 | Pawel Grela v Evgueni Chtchetinine | W | 1-3 |
| Challenger - Ochsenhausen | 2019/04/18 11:50 | Daniel Gorak v Evgueni Chtchetinine | L | 3-0 |
| Challenger - Ochsenhausen | 2019/04/18 09:10 | Evgueni Chtchetinine v Yannick Vostes | L | 0-3 |
| Challenger - Ochsenhausen | 2019/04/18 06:30 | Evgueni Chtchetinine v Liang Qiu | W | 3-1 |