Stadium: Court 2 Round: 62 Ground: Hardcourt outdoor
| ITF Bosnia and Herzegovina F2 Qual | 2018/05/19 09:30 | Stefan Petrovic v Andrea Picchione | 3-6,1-6 |
| ITF Tunisia F17 | 2018/05/03 11:05 | Stefan Petrovic v Maxime Tchoutakian | 2-6,1-6 |
| ITF Tunisia F17 | 2018/05/02 11:10 | Stefan Petrovic v Mikar Fisher | 6-2,6-4 |
| ITF Tunisia F17 | 2018/04/29 09:00 | Severin Steiner v Stefan Petrovic | 1-6,2-6 |
| ITF Tunisia F16 | 2018/04/22 09:00 | Hugo Schott v Stefan Petrovic | 6-2,6-0 |
| ITF Tunisia F16 | 2018/04/21 09:00 | Stefan Petrovic v Wassily P L Moritz | 6-2,6-1 |
| ITF Greece F4 | 2018/03/19 09:30 | Stefan Seifert v Stefan Petrovic | 6-3,6-2 |
| ITF Greece F4 | 2018/03/18 09:30 | Athanassios Manekas v Stefan Petrovic | 4-6,4-6 |
| ITF Portugal F10 | 2018/06/23 12:00 | Maximiliano R-Mayorga v Marko Vejnovic | 3-6,2-6 |
| ITF Tunisia F20 | 2018/05/20 09:00 | Marko Vejnovic v Ren Nakamura | 3-6,5-7 |
| ITF Tunisia F19 | 2018/05/16 12:15 | Anis Ghorbel v Marko Vejnovic | 6-2,6-3 |
| ITF Tunisia F18 | 2018/05/06 09:00 | Lawrence Bataljin v Marko Vejnovic | 7-6,4-6,7-6 |
| ITF Tunisia F17 | 2018/05/02 09:00 | Marko Vejnovic v Naoki Takeda | 2-6,1-6 |
| ITF Tunisia F17 | 2018/04/29 09:00 | Tommaso Spelta v Marko Vejnovic | 2-6,2-6 |
| ITF Tunisia F17 | 2018/04/28 09:00 | Louis Lechevretel v Marko Vejnovic | 6-7,4-6 |
| ITF Tunisia F16 | 2018/04/21 11:00 | Victor Ouvrard v Marko Vejnovic | 6-0,6-3 |