Stadium: Court 5 Round: 44 Ground: Clay
| ITF Hungary F5 Qual | 2017/06/18 08:00 | Semjan, Marek v Toth, Gabor-Janos | 6-4,6-3 |
| ITF Serbia F2 | 2018/08/16 08:00 | Semjan, Marek v Tikhomirov, Maksim | 1-6,6-1,1-6 |
| ITF Serbia F2 | 2018/08/14 08:00 | Gatev, Maximilian v Semjan, Marek | 7-5,4-6,2-6 |
| ITF Slovakia F3 | 2018/08/08 09:05 | Semjan, Marek v Alexander Shevchenko | 4-6,6-4,1-6 |
| ITF Slovakia F2 | 2018/08/02 08:50 | Antonio Massara v Semjan, Marek | 6-2,6-3 |
| ITF Slovakia F2 | 2018/08/01 09:25 | Vajda, Peter v Semjan, Marek | 4-6,4-6 |
| ITF Slovakia F2 | 2018/07/31 07:00 | Semjan, Marek v Stepanek, Antonin | 6-3,6-3 |
| ITF Slovakia F1 | 2018/07/26 11:05 | Paroulek, Tadeas v Semjan, Marek | 7-6,2-6,6-3 |
| ITF Slovakia F1 | 2018/07/25 09:00 | Semjan, Marek v Borroni, Andrea | 6-1,6-1 |
| ITF Slovakia F3 | 2017/08/07 08:00 | Vitaliy Sachko v Toth, Gabor-Janos | 6-3,6-4 |
| ITF Slovakia F3 | 2017/08/06 10:00 | Toth, Gabor-Janos v Garkavenko, Roman | 6-4,6-1 |
| ITF Austria F5 | 2017/07/30 08:00 | Charles Broom v Toth, Gabor-Janos | 6-4,6-3 |
| ITF Austria F5 | 2017/07/29 07:00 | Schager, Alexander v Toth, Gabor-Janos | 0-6,3-6 |
| ITF Hungary F5 Qual | 2017/06/18 08:00 | Semjan, Marek v Toth, Gabor-Janos | 6-4,6-3 |
| ITF Hungary F4 Qual | 2017/06/11 11:00 | Toth, Gabor-Janos v Sabanov, Ivan | 7-5,4-6,3-6 |
| ITF Hungary F8 | 2016/10/03 08:00 | Toth, Gabor-Janos v Gorsic, David | 2-6,2-6 |
| ITF Hungary F8 | 2016/10/02 09:00 | Toth, Gabor-Janos v Rabas, Daniel | 6-1,6-1 |