| Challenger Ochsenhausen | 2018/12/03 21:00 | Mateusz Golebiowski v Niagol Stoyanov | L | 3-0 |
| Challenger Ochsenhausen | 2018/12/03 18:20 | Jakub Kosowski v Niagol Stoyanov | W | 2-3 |
| Challenger Ochsenhausen | 2018/12/03 15:40 | Niagol Stoyanov v Miguel Vilchez | W | 3-0 |
| Challenger Ochsenhausen | 2018/12/03 11:30 | Niagol Stoyanov v Lehel Demeter | W | 3-0 |
| Challenger Ochsenhausen | 2018/12/03 09:30 | Niagol Stoyanov v Harmeet Desai | L | 2-3 |
| Qatar Open Women | 2018/11/08 15:20 | Zhendong Fan v Niagol Stoyanov | L | 4-1 |
| Qatar Open Women | 2018/09/20 17:50 | Lei Kou v Niagol Stoyanov | L | 4-0 |
| Qatar Open XD | 2018/09/19 13:05 | Niagol Stoyanov v Marek Badowski | L | 3-4 |
| Challenger Ochsenhausen | 2018/12/03 19:00 | Josip Huzjak v Robert Floras | L | 3-2 |
| Challenger Ochsenhausen | 2018/12/03 17:00 | Lehel Demeter v Robert Floras | L | 3-1 |
| Challenger Ochsenhausen | 2018/12/03 13:30 | Mateusz Golebiowski v Robert Floras | W | 1-3 |
| Challenger Ochsenhausen | 2018/12/03 12:10 | Harmeet Desai v Robert Floras | L | 3-1 |
| Challenger Ochsenhausen | 2018/12/03 07:30 | Jakub Kosowski v Robert Floras | L | 3-1 |
| Challenger Ochsenhausen | 2018/08/10 11:30 | Daniel Gorak v Robert Floras | L | 3-1 |
| Challenger Ochsenhausen | 2018/08/10 10:45 | Brice Ollivier v Robert Floras | W | 2-3 |
| Challenger Ochsenhausen | 2018/08/10 07:50 | Adam Szudi v Robert Floras | L | 3-1 |