Round: 62 Ground: Clay
| ITF Serbia F2 | 2018/08/12 10:30 | Vujic, Marko v Randjelovic, Ivan | 6-0,6-2 |
| ITF Serbia F2 | 2018/08/11 07:00 | Vujic, Marko v Skadarka, Stefan | 6-3,6-4 |
| ITF Austria F3 | 2018/07/16 15:35 | Petr Michnev v Vujic, Marko | 6-1,6-1 |
| ITF Austria F2 | 2018/07/07 07:15 | Leuch, Vital Flurin v Vujic, Marko | 6-4,7-5 |
| ITF Bosnia and Herzegovina F3 | 2018/05/31 11:00 | Vujic, Marko v Nik Razborsek | 1-6,0-6 |
| ITF Bosnia and Herzegovina F3 | 2018/05/29 10:05 | Puodziunas, Scott v Vujic, Marko | 6-1,2-6,1-6 |
| ITF Bosnia and Herzegovina F3 Qual | 2018/05/28 11:30 | Ignacio Carou v Vujic, Marko | 6-3,3-6,2-6 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 11:30 | Allemby, James v Vujic, Marko | 6-3,7-5 |
| ITF Serbia F2 | 2018/08/12 10:30 | Matic, Mile v Lombe, Harrison | 2-6,2-6 |
| ITF Latvia F1 | 2018/07/29 07:00 | Lombe, Harrison v Gabriele Maria Noce | 3-6,4-6 |
| ITF Latvia F1 | 2018/07/28 07:00 | Lombe, Harrison v Sutris, Toms | 6-0,6-2 |
| ITF Lithuania F1 | 2018/07/22 08:00 | Procopio, Alessandro v Lombe, Harrison | 6-3,6-1 |
| ITF Lithuania F1 | 2018/07/21 13:00 | Ivan Zaytsev v Lombe, Harrison | 2-6,2-6 |
| ITF Lithuania F1 | 2018/07/21 07:00 | Siimar, Kristofer v Lombe, Harrison | 4-6,5-7 |
| ITF Estonia F1 | 2018/07/17 07:00 | Lombe, Harrison v Madaras, Dragos Nicolae | 0-6,3-6 |
| ITF Estonia F1 | 2018/07/16 07:00 | Guido Ivan Justo v Lombe, Harrison | 6-1,1-6,6-2 |