| Challenger Ochsenhausen | 2019/12/16 09:30 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/08/27 14:00 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/08/26 17:20 | Jakub Kosowski v Yannick Vostes | L | 1-3 |
| Challenger Ochsenhausen | 2019/07/19 12:05 | Jakub Kosowski v Yannick Vostes | L | 2-3 |
| Challenger Ochsenhausen | 2019/07/17 07:10 | Yannick Vostes v Jakub Kosowski | L | 3-0 |
| Challenger Ochsenhausen | 2019/07/15 07:50 | Jakub Kosowski v Yannick Vostes | W | 3-1 |
| Challenger Ochsenhausen | 2019/04/18 12:30 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2018/12/19 11:30 | Yannick Vostes v Jakub Kosowski | W | 1-3 |
| Challenger Ochsenhausen | 2019/12/17 09:40 | Tomas Konecny v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2019/12/17 08:10 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2019/12/16 11:30 | Fedor Kuzmin v Jakub Kosowski | W | 2-3 |
| Challenger Ochsenhausen | 2019/12/16 09:30 | Yannick Vostes v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/11/08 13:55 | Jakub Kosowski v Petr David | W | 3-0 |
| Challenger Ochsenhausen | 2019/11/08 12:25 | Jakub Kosowski v Mauricio Rivera | W | 3-0 |
| Challenger Ochsenhausen | 2019/11/08 10:50 | Jakub Kosowski v Javier Benito | W | 3-2 |
| Challenger Ochsenhausen | 2019/11/08 08:10 | Jakub Kosowski v Dauud Cheaib | W | 3-1 |
| Challenger Ochsenhausen | 2019/12/17 10:20 | Dauud Cheaib v Yannick Vostes | W | 2-3 |
| Challenger Ochsenhausen | 2019/12/17 07:30 | Fedor Kuzmin v Yannick Vostes | W | 1-3 |
| Challenger Ochsenhausen | 2019/12/16 12:10 | Yannick Vostes v Evgueni Chtchetinine | W | 3-2 |
| Challenger Ochsenhausen | 2019/12/16 09:30 | Yannick Vostes v Jakub Kosowski | W | 3-2 |
| ETTU Cup | 2019/12/10 17:07 | Marc Duran v Yannick Vostes | W | 0-3 |
| Challenger Ochsenhausen | 2019/11/26 15:00 | Jiri Vrablik v Yannick Vostes | L | 3-2 |
| Challenger Ochsenhausen | 2019/11/26 14:15 | Romain Lorentz v Yannick Vostes | W | 1-3 |
| Challenger Ochsenhausen | 2019/11/26 11:20 | Yannick Vostes v Evgueni Chtchetinine | W | 3-0 |