Stadium: Court 3 Round: 54 Ground: Clay
| ITF Serbia F3 | 2018/08/19 08:00 | Luka Markovic v Petar Pjevcevic | 1-6,6-3,4-6 |
| ITF Kazakhstan F8 | 2018/09/22 04:00 | Ivan Kalinin v Luka Markovic | 6-2,6-4 |
| ITF Kazakhstan F7 | 2018/09/15 05:00 | Amal Sultanbekov v Luka Markovic | 6-2,6-1 |
| ITF Serbia F4 | 2018/08/27 08:30 | Stefan Petrovic v Luka Markovic | 6-1,7-5 |
| ITF Serbia F4 | 2018/08/26 07:00 | Luka Markovic v Klim Ivanov | 6-3,6-4 |
| ITF Serbia F4 | 2018/08/25 10:00 | Marko Pavlovic v Luka Markovic | 2-6,0-6 |
| ITF Serbia F3 | 2018/08/19 08:00 | Luka Markovic v Petar Pjevcevic | 1-6,6-3,4-6 |
| 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 Serbia F5 | 2018/09/03 10:30 | Pavle Daljev v Petar Pjevcevic | 6-2,6-0 |
| ITF Serbia F5 | 2018/09/02 08:00 | Andras Necz v Petar Pjevcevic | 3-6,1-6 |
| ITF Serbia F5 | 2018/09/01 07:00 | Andrej Popovic v Petar Pjevcevic | 5-7,4-6 |
| ITF Serbia F4 | 2018/08/29 08:30 | Petar Pjevcevic v Matej Sabanov | 1-6,1-6 |
| ITF Serbia F4 | 2018/08/27 08:30 | Feda Bilic v Petar Pjevcevic | 7-6,2-6,2-6 |
| ITF Serbia F4 | 2018/08/26 07:00 | Petar Pjevcevic v Petros Tsitsipas | 6-3,5-7,6-0 |
| ITF Serbia F4 | 2018/08/25 07:00 | Stefan Cizelj-Zivkovic v Petar Pjevcevic | 4-6,4-6 |
| ITF Serbia F3 | 2018/08/20 08:00 | Petar Pjevcevic v Stefan Micov | 1-6,4-6 |