| Indonesia Masters | 2019/10/01 12:10 | Saputra, Vicky Angga v Weng, H. Y. | L | 2-1 |
| Vietnam Open | 2019/09/12 02:00 | Sun, F. v Weng, H. Y. | L | 2-1 |
| Vietnam Open | 2019/09/11 03:10 | Saran Jamsri v Weng, H. Y. | W | 0-2 |
| Belarus Int. | 2019/09/01 06:30 | Lei, L. X. v Weng, H. Y. | L | 2-0 |
| Belarus Int. | 2019/08/31 15:00 | Liu, H. C. v Weng, H. Y. | W | 0-2 |
| Belarus Int. | 2019/08/31 11:00 | Weng, H. Y. v Li, S. F. | W | 2-0 |
| US Open 2019, MS, Qualification | 2019/07/09 22:30 | Li, S. F. v Weng, H. Y. | L | 2-1 |
| US Open 2019, MS, Qualification | 2019/07/09 19:45 | Weng, H. Y. v Emre Lale | W | 2-0 |
| Dutch Open | 2019/10/08 15:40 | Nikolov, Daniel v Mendrek, Adam | W | 2-0 |
| Dutch Open (GP) 2017, Qualification | 2019/10/08 08:00 | Nikolov, Daniel v Karan Rajan Rajarajan | W | 2-0 |
| Polish Int. | 2019/09/21 10:40 | Nikolov, Daniel v Mads Christophersen | L | 1-2 |
| Polish Int. | 2019/09/20 13:40 | Nikolov, Daniel v Dubowski, Mateusz | W | 2-1 |
| Bulgarian Open | 2019/08/13 07:30 | Joran Kweekel v Nikolov, Daniel | L | 2-0 |
| European Games | 2019/06/25 10:15 | Luka Wraber v Nikolov, Daniel | L | 2-1 |
| Orléans Masters | 2019/03/20 16:50 | Nikolov, Daniel v Toma Junior Popov | L | 0-2 |
| Orleans Masters Qual | 2019/03/19 08:35 | Qowimuramadhoni, Azmy v Nikolov, Daniel | W | 0-2 |