| Orleans Masters Qual | 2019/03/19 08:35 | Qowimuramadhoni, Azmy v Nikolov, Daniel | W | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2019/02/20 10:30 | Max Weisskirchen v Nikolov, Daniel | W | 1-2 |
| Giraldilla Int. XD | 2018/09/27 19:40 | Nikolov, Daniel v Lakamagi, Labieb Muhzafar | W | 2-0 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/27 15:35 | Dimitar Yanakiev v Nikolov, Daniel | W | 0-2 |
| Open de Suisse - Doubles Femmes - Qualif. | 2018/09/27 07:30 | Joran Kweekel v Nikolov, Daniel | W | 0-2 |
| Giraldilla Int. XD | 2018/08/31 09:30 | Ade Resky Dwicahyo v Nikolov, Daniel | L | 2-1 |
| Giraldilla Int. XD | 2018/08/30 17:00 | Nikolov, Daniel v Ludik, Milan | W | 2-1 |
| Giraldilla Int. XD | 2018/03/16 12:00 | Mendrek, Adam v Nikolov, Daniel | W | 0-2 |
| Open de Suisse | 2019/03/13 13:40 | Toma Junior Popov v Liew, Daren | L | 0-2 |
| German Open | 2019/02/27 15:40 | Junpeng Zhao v Toma Junior Popov | L | 2-1 |
| Masters d'Espagne | 2019/02/20 16:00 | Saensomboonsuk, Tanongsak v Toma Junior Popov | L | 2-0 |
| Giraldilla Int. XD | 2019/02/15 17:30 | Toma Junior Popov v Mark Caljouw | L | 0-2 |
| Giraldilla Int. XD | 2019/02/14 17:30 | Toma Junior Popov v Pablo Abian | L | 1-2 |
| Giraldilla Int. XD | 2018/11/22 10:40 | Sun, F. v Toma Junior Popov | L | 2-0 |
| Giraldilla Int. XD | 2018/11/21 18:00 | Toft, Soeren v Toma Junior Popov | W | 1-2 |
| Giraldilla Int. XD | 2018/11/03 14:30 | Ouseph, Rajiv v Toma Junior Popov | L | 2-1 |