Stadium: Court 1 Round: 62 Ground: Clay
| ITF Serbia F4 | 2018/08/25 10:00 | Andrej Popovic v Shendrit Deari | 2-6,4-6 |
| ITF Serbia F2 | 2018/08/11 07:00 | Andrej Popovic v Dusan Rajic | 1-6,3-6 |
| ITF Serbia F1 Qual | 2018/08/04 09:30 | Andrej Popovic v Adam Torocsik | 6-7,2-6 |
| ITF Austria F5 Qual | 2018/07/28 07:00 | Moritz Trocker v Andrej Popovic | 6-3,6-7,6-1 |
| ITF Austria F4 Qual | 2018/07/21 10:00 | Moritz Trocker v Andrej Popovic | 6-1,6-3 |
| ITF Austria F4 Qual | 2018/07/21 07:30 | Johan Claesson v Andrej Popovic | 6-7,2-6 |
| ITF Austria F2 | 2018/07/07 12:30 | Fermin Tenti v Andrej Popovic | 6-0,6-2 |
| ITF Hungary F3 Qual | 2018/05/21 10:10 | Artur Shakhnubaryan v Andrej Popovic | 6-0,6-1 |
| 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 |
| ITF Serbia F3 | 2018/08/19 08:00 | Luka Markovic v Petar Pjevcevic | 1-6,6-3,4-6 |
| 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 |