| Open de Slovaquie - Qualif. | 04/17 11:50 | - | Michael Pang v Sergej Lukic | L | 2-0 | |
| Croatia Int. Qual | 09/28 08:00 | - | Jakob Houe v Sergej Lukic | L | 2-0 | |
| Slovenia Open Quals | 05/17 07:35 | - | Elias Bracke v Sergej Lukic | L | 2-0 | |
| Bulgarian Int. Qual | 10/06 11:40 | - | Sergej Lukic v Yu Kai Huang | L | 0-2 | |
| Austrian Open Qual | 05/26 13:55 | - | Spoljarec, Filip v Sergej Lukic | L | 2-0 | |
| Open de Pologne - Qualif. | 03/24 09:50 | - | Sergej Lukic v Yu Jen Chi | L | 0-2 | |
| Slovenia Int. Qual | 05/19 14:20 | - | Robin Mesman v Sergej Lukic | L | 2-1 | |
| Slovenia Int. Qual | 05/19 11:05 | - | Sergej Lukic v Ivan Pejoski | - | Walkover | |
| Bulgarian Int. | 10/02 07:30 | - | Ban, Luka v Sergej Lukic | - | Walkover |