| Open de Slovénie - Qualif. | 05/16 15:40 | - | Tae Ern Ong v Viktor Petrovic | L | 2-0 | |
| Open de Slovénie - Qualif. | 05/16 09:00 | - | Viktor Petrovic v Govind Krishna | - | Walkover | |
| Open de Slovénie - Qualif. | 05/15 16:05 | - | Viktor Petrovic v Michael Tomic | W | 2-1 | |
| Open de Slovénie - Qualif. | 05/15 11:55 | - | Roko Pipunic v Viktor Petrovic | - | Walkover | |
| Open de Slovaquie - Qualif. | 04/17 14:45 | - | Nikolas Diglidis v Viktor Petrovic | W | 0-2 | |
| Open de Slovaquie - Qualif. | 04/17 10:40 | - | Viktor Petrovic v Martin Pintrava | W | 2-0 | |
| Open de Slovénie - Qualif. | 05/17 09:20 | - | Jaiswal, Shreyansh v Viktor Petrovic | L | 2-0 | |
| Hungarian Int. Qual | 11/02 15:35 | - | Viktor Petrovic v Miha Ivancic | L | 1-2 | |
| Bulgarian Int. Qual | 10/06 12:15 | - | Robin Mesman v Viktor Petrovic | L | 2-0 | |
| Bulgarian Int. Qual | 10/06 09:55 | - | Edvin Hadzihalilovic v Viktor Petrovic | W | 0-2 |