| Qatar Open 2019, MS | 2017/12/01 13:59 | Dimitrij Ovtcharov v Niagol Stoyanov | L | 3-2 |
| Qatar Open 2019, MS | 2017/12/01 12:45 | Mizutani, Jun v Niagol Stoyanov | L | 3-0 |
| Qatar Open 2019, MS | 2017/11/23 20:23 | Diogo Carvalho v Niagol Stoyanov | L | 3-2 |
| Qatar Open 2019, MS | 2017/10/26 17:48 | Gorak, Daniel v Niagol Stoyanov | W | 1-3 |
| Qatar Open 2019, MS | 2017/10/13 18:45 | Niagol Stoyanov v Mizutani, Jun | L | 0-3 |
| Qatar Open 2019, MS | 2017/09/28 18:53 | Niagol Stoyanov v Diogo Carvalho | L | 2-3 |
| Challenger Ochsenhausen | 2017/06/13 12:35 | Ghosh, Soumyajit v Niagol Stoyanov | L | 3-1 |
| Challenger Ochsenhausen | 2017/06/13 09:00 | Frane Kojic v Niagol Stoyanov | L | 3-2 |
| Qatar Open 2019, MS | 2017/11/30 18:10 | Pavel Sirucek v Quadri Aruna | W | 3-2 |
| Qatar Open 2019, MS | 2017/11/24 17:24 | Pavel Sirucek v Mizutani, Jun | L | 2-3 |
| Qatar Open XD | 2017/11/16 19:00 | Kristian Karlsson v Pavel Sirucek | L | 4-2 |
| Qatar Open 2019, MS | 2017/10/26 16:59 | Pavel Sirucek v Marcos Freitas | L | 2-3 |
| Qatar Open 2019, MS | 2017/10/12 20:58 | Quadri Aruna v Pavel Sirucek | L | 3-0 |
| Qatar Open 2019, MS | 2017/10/12 18:40 | Joao Monteiro v Pavel Sirucek | L | 3-2 |
| Qatar Open 2019, MS | 2017/09/28 13:54 | Mizutani, Jun v Pavel Sirucek | L | 3-2 |
| Qatar Open XD | 2017/09/21 15:00 | Pavel Sirucek v Emmanuel Lebesson | L | 0-4 |