Stadium: Court 2 Round: 25 Ground: Clay
| ITF Serbia F1 Qual | 2018/08/06 08:00 | Rajic, Dusan v Sisam, Macsen | 6-2,6-4 |
| ITF Serbia F1 Qual | 2018/08/05 10:30 | Rajic, Dusan v Aleksa Ciric | 6-7,6-3,6-3 |
| ITF Slovakia F1 | 2018/07/21 08:00 | Rajic, Dusan v Holis, Stepan | 4-6,4-6 |
| Czech Republic F6, Singles Qualifying | 2018/07/07 09:30 | Andrzejczuk, Adrian v Rajic, Dusan | 6-4,6-3 |
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/19 09:30 | Rajic, Dusan v Bajic, Bogdan | 5-7,0-6 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/14 08:00 | Rajic, Dusan v Maric, Filip | 4-6,4-6 |
| ITF Hungary F1 | 2018/05/07 12:00 | Horansky, Filip v Rajic, Dusan | 6-2,6-2 |
| ITF Croatia F3 | 2018/03/19 12:30 | Christ, Constantin v Rajic, Dusan | 7-6,0-6,7-5 |
| ITF Austria F5 | 2018/08/03 10:30 | Jonas Trinker v Jotovski, Tomislav | 3-6,6-2,7-6 |
| ITF Austria F5 | 2018/08/02 11:05 | Lah, Sven v Jotovski, Tomislav | 5-7,2-6 |
| ITF Austria F5 | 2018/07/31 10:20 | Neil Oberleitner v Jotovski, Tomislav | 4-6,4-6 |
| ITF Austria F4 | 2018/07/23 14:20 | Jotovski, Tomislav v Battaglino, Stefano | 4-6,4-6 |
| ITF Austria F3 | 2018/07/16 10:00 | Nerman Fatic v Jotovski, Tomislav | 7-6,6-2 |
| ITF Austria F2 | 2018/07/12 11:15 | Dischinger, Eduardo v Jotovski, Tomislav | 6-0,1-6,7-6 |
| ITF Austria F2 | 2018/07/11 09:00 | Fermin Tenti v Jotovski, Tomislav | 1-6,6-3,4-6 |
| ITF Austria F2 | 2018/07/10 10:30 | Schroll, Philipp v Jotovski, Tomislav | 6-7,1-6 |