| Azerbaïdjan Int. | 2019/06/07 13:30 | Kalle Koljonen v Sirant, Sergey | L | 2-0 |
| Denmark Int. | 2019/05/11 09:00 | Subhankar Dey v Sirant, Sergey | L | 2-0 |
| Denmark Int. | 2019/05/10 16:30 | Koga, Minoru v Sirant, Sergey | W | 1-2 |
| Finnish Open | 2019/04/06 08:00 | Chun-Yi Lin v Sirant, Sergey | L | 2-0 |
| Orléans Masters | 2019/03/19 19:20 | Sirant, Sergey v Lane, Alex | L | 0-2 |
| Estonie Int. - | 2019/01/12 09:00 | Sirant, Sergey v Arnaud Merkle | L | 0-2 |
| Giraldilla Int. XD | 2018/12/14 16:00 | Sirant, Sergey v Nhat Nguyen | L | 0-2 |
| Giraldilla Int. XD | 2018/11/21 08:00 | Sai Praneeth, B. v Sirant, Sergey | L | 2-0 |
| Azerbaïdjan Int. | 2019/06/08 07:30 | Kalle Koljonen v Toma Junior Popov | L | 2-0 |
| Open de Pologne | 2019/03/30 09:30 | Toma Junior Popov v Sun, F. | L | 1-2 |
| Open de Pologne | 2019/03/29 09:30 | Heino, Iikka v Toma Junior Popov | W | 0-2 |
| Orléans Masters | 2019/03/21 16:50 | Nhat Nguyen v Toma Junior Popov | L | 2-1 |
| Orléans Masters | 2019/03/20 16:50 | Nikolov, Daniel v Toma Junior Popov | 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 |