| Challenger Ochsenhausen | 2018/11/23 11:30 | Jakub Kosowski v Kovacs, Sebestyen | W | 3-0 |
| Challenger Ochsenhausen | 2019/09/16 12:30 | Jakub Kosowski v Eriksson, Anders | 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 | Sriram, Sushmit v Jakub Kosowski | L | 3-2 |
| Challenger Ochsenhausen | 2019/08/30 10:30 | Jakub Kosowski v Carlo Rossi | W | 3-0 |
| Challenger Ochsenhausen | 2019/08/30 07:50 | Jakub Kosowski v Antonin Gavlas | W | 3-2 |
| Challenger Ochsenhausen | 2019/08/29 11:50 | Jakub Kosowski v Sriram, Sushmit | L | 0-3 |
| Challenger Ochsenhausen | 2019/08/29 08:30 | Jakub Kosowski v Benito, Javier | W | 3-0 |
| Challenger Ochsenhausen | 2019/09/16 11:50 | Elias Ranefur v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2019/09/16 09:50 | Kovacs, Sebestyen v Petr David | L | 0-3 |
| Challenger Ochsenhausen | 2019/09/16 07:50 | Kovacs, Sebestyen v Mihai Bobocica | L | 0-3 |
| Slovenia Open | 2019/05/09 12:00 | Yang, Heng-Wei v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2019/04/02 10:20 | Kovacs, Sebestyen v Kleinert, Daniel | W | 3-1 |
| Challenger Ochsenhausen | 2019/04/02 07:00 | Kovacs, Sebestyen v Soderlund, Simon | L | 0-3 |
| Challenger Ochsenhausen | 2019/04/01 18:00 | Kovacs, Sebestyen v Mudit Dani | W | 3-0 |
| Challenger Ochsenhausen | 2019/04/01 15:20 | Lorentz, Romain v Kovacs, Sebestyen | L | 3-2 |