| Challenger - Ochsenhausen | 06/12 08:30 | 1 | Jakub Dyjas v Niagol Stoyanov | W | 2-3 | |
| Republica Ceha - Extraleague | 05/31 12:00 | 57 | Yuto Muramatsu v Niagol Stoyanov | L | 4-0 | |
| Qatar - Open - Feminin | 04/07 19:30 | 1 | Anton Kallberg v Niagol Stoyanov | L | 3-0 | |
| Qatar - Open - Feminin | 03/17 09:45 | 1 | Niagol Stoyanov v Ahmet Li | W | 4-0 | |
| Qatar - Open - Feminin | 02/10 21:02 | - | Niagol Stoyanov v Quentin Robinot | W | 3-1 | |
| Qatar - Open - Feminin | 01/24 19:09 | - | Emmanuel Lebesson v Niagol Stoyanov | L | 3-1 | |
| Qatar - Open - Feminin | 12/02 13:00 | - | Alexander Shibaev v Niagol Stoyanov | L | 3-1 | |
| Qatar - Open - Feminin | 11/24 19:48 | - | Daniel Kosiba v Niagol Stoyanov | W | 2-3 | |
| Qatar Open - Dublu Mixt | 10/19 13:32 | - | Niagol Stoyanov v Ioannis Sgouropoulos | L | 2-4 | |
| Qatar Open - Dublu Mixt | 10/18 17:52 | - | Zsolt Peto v Niagol Stoyanov | W | 3-4 | |
| Qatar Open - Dublu Mixt | 09/01 12:10 | 1 | Niagol Stoyanov v Wang-Wei Peng | - | Walkover | |
| Swedish Open | 11/14 13:00 | 6 | Niagol Stoyanov v Panagiotis Gionis | L | 1-4 |