Round: 62 Ground: Clay
| ITF Turkey F18 | 2018/05/06 07:30 | Corioni, Lorenzo v Vehovec, Jan | 6-0,6-2 |
| Turkey F17, Singles Qualifying | 2018/04/29 07:30 | Du Toit, Lance-Pierre v Vehovec, Jan | 6-3,7-6 |
| ITF Croatia F3 | 2015/02/28 08:00 | de Jager, Adriaan v Vehovec, Jan | 6-3,6-1 |
| ITF Bosnia and Herzegovina F1 Qual | 2018/05/12 13:30 | Suvajac, Stefan v Latinovic, Stefan | 2-6,7-6,2-6 |
| ITF Hungary F1 Qual | 2018/05/06 08:00 | Ahti, Ville-Petteri v Suvajac, Stefan | 6-4,6-0 |
| ITF Hungary F1 Qual | 2018/05/05 08:00 | Suvajac, Stefan v Nagyi, Norbert | 6-2,6-1 |