| Challenger Ochsenhausen | 2018/01/03 10:50 | Jiri Vrablik v Niagol Stoyanov | W | 2-3 |
| Challenger Ochsenhausen | 2018/02/12 20:20 | He Bai v Niagol Stoyanov | W | 1-3 |
| Challenger Ochsenhausen | 2018/02/12 17:40 | Evgueni Chtchetinine v Niagol Stoyanov | L | 3-0 |
| Challenger Ochsenhausen | 2018/02/12 15:40 | Frane Kojic v Niagol Stoyanov | L | 3-1 |
| Challenger Ochsenhausen | 2018/02/12 10:50 | Fedor Kuzmin v Niagol Stoyanov | L | 3-2 |
| Challenger Ochsenhausen | 2018/02/12 08:10 | Patrik Klos v Niagol Stoyanov | W | 0-3 |
| Qatar Open XD | 2018/01/17 11:30 | Benedek Olah v Niagol Stoyanov | L | 4-1 |
| Challenger Ochsenhausen | 2018/01/05 13:05 | Niagol Stoyanov v Jakub Kosowski | L | 1-3 |
| Challenger Ochsenhausen | 2018/01/05 11:30 | Tomasz Tomaszuk v Niagol Stoyanov | W | 0-3 |
| Challenger Ochsenhausen | 2018/02/13 09:20 | Frane Kojic v Jiri Vrablik | L | 3-2 |
| Challenger Ochsenhausen | 2018/02/12 19:00 | Fedor Kuzmin v Jiri Vrablik | W | 1-3 |
| Challenger Ochsenhausen | 2018/02/12 17:00 | He Bai v Jiri Vrablik | W | 2-3 |
| Challenger Ochsenhausen | 2018/02/12 13:30 | Patrik Klos v Jiri Vrablik | W | 0-3 |
| Challenger Ochsenhausen | 2018/02/12 12:10 | Evgueni Chtchetinine v Jiri Vrablik | L | 3-2 |
| Challenger Ochsenhausen | 2018/02/12 07:30 | Miroslav Horejsi v Jiri Vrablik | L | 3-1 |
| Challenger Ochsenhausen | 2018/01/19 13:50 | Lucjan Blaszczyk v Jiri Vrablik | W | 2-3 |
| Challenger Ochsenhausen | 2018/01/19 13:05 | Jiri Vrablik v Jakub Kosowski | W | 3-1 |