| Giraldilla Int. XD | 2018/03/16 12:00 | Adam Mendrek v Daniel Nikolov | W | 0-2 |
| Orleans Masters | 2019/03/20 16:50 | Daniel Nikolov v Toma Junior Popov | L | 0-2 |
| Orleans Masters Qual | 2019/03/19 08:35 | Azmy Qowimuramadhoni v Daniel Nikolov | W | 0-2 |
| Swiss Open WD Qual | 2019/02/20 10:30 | Max Weisskirchen v Daniel Nikolov | W | 1-2 |
| Czech Open | 2018/09/27 19:40 | Daniel Nikolov v Labieb Muhzafar Lakamagi | W | 2-0 |
| Swiss Open WD Qual | 2018/09/27 15:35 | Dimitar Yanakiev v Daniel Nikolov | W | 0-2 |
| Swiss Open WD Qual | 2018/09/27 07:30 | Joran Kweekel v Daniel Nikolov | W | 0-2 |
| Giraldilla Int. XD | 2018/08/31 09:30 | Ade Resky Dwicahyo v Daniel Nikolov | L | 2-1 |
| Giraldilla Int. XD | 2018/08/30 17:00 | Daniel Nikolov v Milan Ludik | W | 2-1 |
| Jamaica Int. | 2019/03/08 21:00 | Adam Mendrek v Job Castillo | L | 1-2 |
| Giraldilla Int. XD | 2018/12/19 19:55 | Jen Hao Hsu v Adam Mendrek | L | 2-0 |
| Giraldilla Int. XD | 2018/12/18 23:09 | Ratnajit Tamang v Adam Mendrek | W | 0-2 |
| Giraldilla Int. XD | 2018/12/18 22:00 | Ratnajit Tamang v Adam Mendrek | W | 0-2 |
| Dutch Open | 2018/10/10 15:35 | Muhammed Ali Kurt v Adam Mendrek | L | 2-0 |
| Dutch Open | 2018/10/09 18:00 | Jonathan Persson v Adam Mendrek | W | 1-2 |
| Giraldilla Int. XD | 2018/08/29 14:00 | Adam Mendrek v Toby Penty | L | 0-2 |
| World Championships | 2018/07/30 02:00 | Yuqi Shi v Adam Mendrek | L | 2-0 |