Stadium: Court 2 Round: 62 Ground: Clay
| ITF Serbia F3 | 2018/08/18 09:30 | Ivan Randjelovic v Stefan Suvajac | 7-5,4-6,1-6 |
| ITF Serbia F2 | 2018/08/12 10:30 | Marko Vujic v Ivan Randjelovic | 6-0,6-2 |
| ITF Serbia F1 Qual | 2018/08/06 08:00 | Gorazd Srbljak v Ivan Randjelovic | 6-1,6-2 |
| ITF Serbia F1 Qual | 2018/08/05 08:00 | Ivan Randjelovic v Stevan Popovic | 6-1,6-3 |
| ITF Netherlands F3 | 2018/07/07 07:30 | Ivan Randjelovic v Daniel Grunberger | 2-6,2-6 |
| ITF Netherlands F2 Qual | 2018/06/30 15:00 | Ivan Randjelovic v Samuel Bothwell | 2-6,0-6 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/26 09:30 | Ivan Randjelovic v Lingxi Zhao | 1-6,1-6 |
| ITF Croatia F3 | 2018/03/18 10:30 | Anze Arh v Ivan Randjelovic | 6-1,6-4 |
| ITF Serbia F2 | 2018/08/15 11:15 | Dusan Rajic v Besir Durguti | 6-3,3-6,3-6 |
| ITF Serbia F2 | 2018/08/13 08:00 | Aljaz Radinski v Dusan Rajic | 5-7,5-7 |
| ITF Serbia F2 | 2018/08/11 07:00 | Andrej Popovic v Dusan Rajic | 1-6,3-6 |
| 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 |