Stadium: Court 6 Round: 62 Ground: Clay
| ITF Serbia F3 | 2018/08/18 07:00 | Nino Portales v Luka Markovic | 4-6,3-6 |
| ITF Hungary F5 Qual | 2018/06/17 10:30 | Matvey Khomentovskiy v Luka Markovic | 6-0,6-0 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/14 09:05 | Luka Markovic v Stefan Micov | 2-6,0-6 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 11:30 | Pavle Daljev v Luka Markovic | 6-7,6-2,6-7 |
| ITF Serbia F1 Qual | 2018/08/06 08:00 | Petar Pjevcevic v Andrea Picchione | 1-6,4-6 |
| ITF Serbia F1 Qual | 2018/08/05 08:00 | Besir Durguti v Petar Pjevcevic | 5-7,2-6 |
| ITF Serbia F1 Qual | 2018/08/04 09:30 | Petar Pjevcevic v Sabit Suntic | 6-4,6-1 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/20 09:30 | Petar Pjevcevic v Mesa Mei | 2-6,5-7 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/19 07:00 | Stefan Latinov v Petar Pjevcevic | 4-6,5-7 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/13 10:30 | Deni Zmak v Petar Pjevcevic | 6-1,6-0 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 11:30 | Petar Pjevcevic v Davud Amirov | 6-3,6-1 |
| ITF Serbia F5 Qual | 2017/09/02 09:30 | Ivan Sabanov v Petar Pjevcevic | 7-5,6-3 |