Stadium: Court 7 Round: 26 Ground: Clay
| Hungary F6, Singles | 2018/08/22 12:10 | Semjan, Marek v Glvac, Andrej | 6-2,6-1 |
| Hungary F6, Singles | 2018/08/20 09:00 | Semjan, Marek v Samuel Puskar | 6-3,6-1 |
| Hungary F6, Singles | 2018/08/19 08:00 | Semjan, Marek v Toth, Gabor-Janos | 6-1,4-6,6-4 |
| 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 |
| Hungary F6, Singles | 2018/08/22 11:05 | David Pichler v Rodriguez, Cristian | 6-4,5-7,1-6 |
| ITF Romania F9 | 2018/08/19 11:00 | Rodriguez, Cristian v Federico Coria | 5-7,2-6 |
| ITF Romania F9 | 2018/08/18 11:00 | Lazarov, Alexandar v Rodriguez, Cristian | 3-6,1-6 |
| ITF Romania F9 | 2018/08/17 09:25 | Rodriguez, Cristian v Manda, Calin | 6-3,6-3 |
| ITF Romania F9 | 2018/08/16 12:20 | Rodriguez, Cristian v Gabi Adrian Boitan | 6-0,6-1 |
| ITF Romania F9 | 2018/08/14 09:45 | Rodriguez, Cristian v Borsos, Gabor | 7-6,7-6 |
| Challenger Sopot Qual | 2018/07/30 09:00 | Zielinski, Jan v Rodriguez, Cristian | 7-5,6-3 |
| Challenger Padova Qual | 2018/07/22 13:25 | Trusendi, Walter v Rodriguez, Cristian | 6-3,6-1 |