Ground: Hardcourt outdoor
| ITF M15 Monastir | 2025/10/08 08:30 | Josip Simundza v Patrick Schoen | 7-6,3-2 |
| ITF M15 Slovenj Gradec | 2025/09/25 10:00 | Jonas Gundacker v Josip Simundza | 7-5,6-1 |
| ITF M25 Santa Margherita | 2025/09/16 10:00 | Gianmarco Ferrari v Josip Simundza | 7-5,4-6,6-3 |
| Challenger Biella | 2025/09/07 11:35 | Josip Simundza v Iannis Miletich | 4-6,4-6 |
| ITF M15 Vienna | 2025/08/31 09:00 | Neil Oberleitner v Josip Simundza | 4-6,6-2,5-7 |
| ITF M15 Vienna | 2025/08/30 11:45 | Josip Simundza v Noel Larwig | 6-3,6-3 |
| ITF M15 Vienna | 2025/08/29 10:00 | Josip Simundza v Alexander Wagner | 6-7,6-2,6-0 |
| ITF M15 Vienna | 2025/08/28 10:38 | Josip Simundza v Bastian Berenz | 6-1,6-3 |
| ITF M25 Monastir | 2025/10/08 10:00 | Markus Molder v Eric Vanshelboim | 2-6,3-6 |
| Challenger Villena | 2025/09/28 10:55 | Mario G Fernandez v Eric Vanshelboim | 3-6,6-3,6-1 |
| ITF M25 Pardubice | 2025/09/26 09:00 | Eric Vanshelboim v Jan Kumstat | 4-6,4-6 |
| ITF M25 Pardubice | 2025/09/23 09:00 | Eric Vanshelboim v Radek Chodora | 6-2,6-1 |
| Challenger Biella | 2025/09/08 12:10 | Eric Vanshelboim v Jelle Sels | 3-6,5-7 |
| ITF M25 Oldenzaal | 2025/08/30 12:02 | Eric Vanshelboim v Lilian Marmousez | 7-6,5-7,3-6 |
| ITF M25 Oldenzaal | 2025/08/29 12:30 | Adhithya Ganesan v Eric Vanshelboim | 3-6,6-7 |
| ITF M25 Oldenzaal | 2025/08/28 12:20 | John Sperle v Eric Vanshelboim | 6-1,1-6,4-6 |