Stadium: Table 4 Round: 57
| WTT Singapore Smash Quals | 2023/03/07 02:00 | Jeremy Dey v Tom Jarvis | L | 0-3 |
| WTT Star Contender Bangkok Quals | 2023/04/24 05:00 | Daeseong Cho v Niagol Stoyanov | L | 3-1 |
| WTT Star Contender Bangkok Quals | 2023/04/23 05:50 | Zhe Yu Clarence Chew v Niagol Stoyanov | W | 2-3 |
| WTT Singapore Smash Quals | 2023/03/07 03:00 | Benedek Olah v Niagol Stoyanov | L | 3-2 |
| WTT Feeder Dusseldorf | 2023/02/16 12:45 | Deni Kozul v Niagol Stoyanov | L | 3-0 |
| WTT Feeder Dusseldorf | 2023/02/15 16:50 | Niagol Stoyanov v Chun Ting Wong | W | 3-1 |
| WTT Feeder Dusseldorf | 2023/02/15 13:05 | Niagol Stoyanov v Maciej Kubik | W | 3-2 |
| WTT Feeder Doha 2023 | 2023/01/24 09:20 | Haidong Xu v Niagol Stoyanov | L | 3-0 |
| WTT Contender Doha Quals | 2023/01/16 14:55 | Niagol Stoyanov v Zihao Zhao | L | 0-3 |