| ITF - M25 Maribor - Calificari | 09/04 11:25 | 44 | Tilen Kovac v Jonas Kolonovics | 6-4,6-2 | |
| ITF - M15 Bad Waltersdorf | 08/21 11:00 | 44 | Jonas Kolonovics v Emil Pristauz | 6-3,4-6,2-10 | |
| ITF - M15 Bad Waltersdorf | 08/14 09:00 | 44 | Maurus Malgiaritta v Jonas Kolonovics | 6-3,6-1 | |
| ITF - M15 Innsbruck | 07/17 10:00 | 62 | Jonas Kolonovics v Sean Hess | 2-6,2-6 |