| Challenger Ochsenhausen | 2018/05/14 15:20 | Liang Qiu v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/14 11:50 | Husnik, Petr v Kovacs, Sebestyen | L | 3-0 |
| Challenger Ochsenhausen | 2018/05/14 09:50 | Kovacs, Sebestyen v Florian Bluhm | W | 3-1 |
| Challenger Ochsenhausen | 2018/05/14 07:50 | Kovacs, Sebestyen v Gonzalez, Eduardo | W | 3-1 |
| Qatar Open XD | 2018/04/04 08:20 | Andreas Levenko v Kovacs, Sebestyen | L | 3-2 |
| Qatar Open XD | 2018/04/02 14:35 | Miguel Vilchez v Kovacs, Sebestyen | L | 4-3 |
| Qatar Open XD | 2018/04/02 07:35 | Kovacs, Sebestyen v Trtnik, Rok | W | 3-1 |
| Qatar Open XD | 2017/04/26 18:15 | David Reitspies v Kovacs, Sebestyen | L | 4-0 |
| Challenger Ochsenhausen | 2018/05/14 16:00 | Gonzalez, Eduardo v Lubomir Jancarik | W | 0-3 |
| Challenger Ochsenhausen | 2018/05/14 12:30 | Liang Qiu v Lubomir Jancarik | W | 0-3 |
| Challenger Ochsenhausen | 2018/05/14 11:10 | Sitak, Andriy v Lubomir Jancarik | W | 0-3 |
| Challenger Ochsenhausen | 2018/05/14 06:30 | Husnik, Petr v Lubomir Jancarik | W | 0-3 |
| Qatar Open 2019, MS | 2018/05/05 16:00 | Ismailov, Sadi v Lubomir Jancarik | W | 2-3 |
| Qatar Open 2019, MS | 2018/05/05 14:00 | Skachkov, Kirill v Lubomir Jancarik | L | 3-1 |
| Qatar Open 2019, MS | 2018/05/02 09:30 | Lubomir Jancarik v Marcos Freitas | L | 1-3 |
| Qatar Open 2019, MS | 2018/05/02 08:00 | Lubomir Jancarik v Joao Geraldo | L | 0-3 |