Round: 62 Ground: Clay
| 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 |
| ITF Croatia F3 | 2018/03/19 12:30 | Constantin Christ v Dusan Rajic | 7-6,0-6,7-5 |
| ITF Greece F2 | 2018/03/03 07:30 | Dusan Rajic v Diego Matos | 4-6,3-6 |
| ITF Greece F1 | 2018/02/26 13:00 | Dusan Rajic v Jeremy Sonkin | 3-6,1-6 |
| ITF Serbia F1 Qual | 2018/08/04 09:30 | Aleksa Ciric v Melik Feler | 4-6,6-2,6-2 |