| WTT Contender Novo Gorica | 2022/11/01 10:15 | Niagol Stoyanov v Ganghyeon Park | L | 0-3 |
| WTT Contender Muscat Quals | 2022/09/06 12:45 | Niagol Stoyanov v Yebo Liu | L | 1-3 |
| WTT Feeder Panagyurishte | 2022/09/02 12:20 | Niagol Stoyanov v Andrei Istrate | L | 1-4 |
| WTT Feeder Olomouc | 2022/08/25 14:30 | Niagol Stoyanov v David Serdaroglu | L | 1-4 |
| European Championships | 2022/08/17 18:30 | Niagol Stoyanov v Marcos Freitas | L | 0-4 |
| European Championships | 2022/08/15 07:30 | Niagol Stoyanov v Ibrahim Gunduz | L | 2-3 |
| European Championships | 2022/08/14 13:55 | Niagol Stoyanov v Joan Masip | W | 3-1 |
| WTT Star Contender Budapest Quals | 2022/07/12 16:30 | Woojin Jang v Niagol Stoyanov | L | 3-0 |
| WTT Star Contender Doha | 2022/03/25 15:05 | Ebrahim Gubran v Lubomir Jancarik | L | 0-3 |
| WTT Contender Doha | 2022/03/18 15:45 | Ebrahim Gubran v Samuel Kulczycki | L | 0-3 |
| World Championship | 2019/04/21 10:15 | Ebrahim Gubran v Aleksandr Smirnov | L | 1-4 |