Round: 1
| Challenger Ochsenhausen | 2019/07/29 14:00 | Evgueni Chtchetinine v Jakub Kosowski | W | 0-3 |
| Challenger Ochsenhausen | 2019/07/18 11:10 | Evgueni Chtchetinine v Jakub Kosowski | W | 0-3 |
| Challenger Ochsenhausen | 2019/05/10 11:25 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-0 |
| Challenger Ochsenhausen | 2019/05/09 08:30 | Jakub Kosowski v Evgueni Chtchetinine | W | 3-1 |
| 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 | 2019/09/17 12:35 | Mihai Bobocica v Jakub Kosowski | L | 3-0 |
| Challenger Ochsenhausen | 2019/09/17 09:00 | Jakub Kosowski v Josip Huzjak | W | 3-1 |
| Challenger Ochsenhausen | 2019/09/16 20:00 | Jakub Kosowski v Dean Shu | W | 3-0 |
| Challenger Ochsenhausen | 2019/09/16 15:20 | Jakub Kosowski v Sebestyen Kovacs | W | 3-0 |
| Challenger Ochsenhausen | 2019/09/16 12:30 | Jakub Kosowski v Anders Eriksson | L | 1-3 |
| Challenger Ochsenhausen | 2019/09/16 09:10 | Elias Ranefur v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/09/16 07:10 | Jakub Kosowski v Petr David | W | 3-1 |
| Challenger Ochsenhausen | 2019/08/30 12:05 | Sushmit Sriram v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/11/01 10:10 | Florian Bluhm v Evgueni Chtchetinine | L | 3-0 |
| Challenger Ochsenhausen | 2019/11/01 08:10 | Josip Huzjak v Evgueni Chtchetinine | L | 3-2 |
| Challenger Ochsenhausen | 2019/10/31 12:50 | Alexander Echavarria v Evgueni Chtchetinine | W | 0-3 |
| Challenger Ochsenhausen | 2019/10/31 10:10 | Evgueni Chtchetinine v Romain Lorentz | L | 1-3 |
| Challenger Ochsenhausen | 2019/10/31 07:30 | Evgueni Chtchetinine v Alexander Valuch | W | 3-1 |
| Challenger Ochsenhausen | 2019/10/30 12:10 | Evgueni Chtchetinine v Gaston Alto | L | 1-3 |
| Challenger Ochsenhausen | 2019/10/30 09:30 | Anthony Tran v Evgueni Chtchetinine | L | 3-1 |
| Challenger Ochsenhausen | 2019/10/15 10:20 | Jiri Vrablik v Evgueni Chtchetinine | L | 3-0 |