Stadium: Court 2 Round: 62 Ground: Clay
| 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 Hungary F3 Qual | 2018/05/20 08:00 | Lucas Neagu v Andrej Popovic | 1-6,2-6 |
| ITF Hungary F2 Qual | 2018/05/15 14:40 | Andrei Stefan Apostol v Andrej Popovic | 6-0,6-0 |
| ITF Serbia F1 | 2018/08/08 12:45 | Dusan Rajic v Tomislav Jotovski | 4-6,4-6 |
| ITF Serbia F1 Qual | 2018/08/06 08:00 | Dusan Rajic v Macsen Sisam | 6-2,6-4 |
| ITF Serbia F1 Qual | 2018/08/05 10:30 | Dusan Rajic v Aleksa Ciric | 6-7,6-3,6-3 |
| ITF Slovakia F1 | 2018/07/21 08:00 | Dusan Rajic v Stepan Holis | 4-6,4-6 |
| ITF Czech Republic F6 Qual | 2018/07/07 09:30 | Adrian Andrzejczuk v Dusan Rajic | 6-4,6-3 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/19 09:30 | Dusan Rajic v Bogdan Bajic | 5-7,0-6 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/14 08:00 | Dusan Rajic v Filip Maric | 4-6,4-6 |
| ITF Hungary F1 | 2018/05/07 12:00 | Filip Horansky v Dusan Rajic | 6-2,6-2 |