Ground: Clay
| Challenger Skopje | 2025/05/20 09:40 | Neil Oberleitner v Oriol Roca Batalla | 7-6,3-6,4-6 |
| Challenger Skopje | 2025/05/19 13:25 | Andrew Paulson v Neil Oberleitner | 4-6,3-6 |
| Challenger Skopje | 2025/05/18 11:35 | Berk Bugarikj v Neil Oberleitner | 6-3,3-6,4-6 |
| Challenger Zagreb | 2025/05/13 10:50 | Marco Trungelliti v Neil Oberleitner | 6-2,2-6,6-4 |
| Challenger Zagreb | 2025/05/12 08:00 | Luka Pavlovic v Neil Oberleitner | 6-7,6-7 |
| Challenger Zagreb | 2025/05/11 08:00 | Nikita Mashtakov v Neil Oberleitner | 4-6,6-7 |
| Challenger Mauthausen | 2025/05/02 10:55 | Cristian Garin v Neil Oberleitner | 6-2,6-7,6-4 |
| Challenger Mauthausen | 2025/05/01 09:00 | Joel Schwaerzler v Neil Oberleitner | 4-6,6-7 |
| Challenger Vicenza | 2025/05/25 13:20 | Jeremy Gschwendtner v Giovanni Fonio | 1-6,1-6 |
| ITF M15 Kotka | 2025/05/22 07:15 | Jeremy Gschwendtner v Johan Nikles | 6-7,5-7 |
| ITF M15 Kotka | 2025/05/21 09:55 | Jeremy Gschwendtner v Sebastian Grundtvig Jorgensen | 6-7,7-6,6-3 |
| ITF M15 Opatija | 2025/03/27 09:00 | Luka Mikrut v Jeremy Gschwendtner | 6-2,6-2 |
| ITF M15 Opatija | 2025/03/26 12:59 | Jeremy Gschwendtner v Nemanja Malesevic | 4-6,6-3,5-4 |
| ITF M15 Rovinj | 2025/03/18 11:09 | Jeremy Gschwendtner v Alessandro Battiston | 4-6,3-6 |
| ITF M15 Valencia | 2025/02/06 12:00 | Jeremy Gschwendtner v Maxime Chazal | 3-6,1-6 |
| ITF M15 Valencia | 2025/02/05 08:45 | Jeremy Gschwendtner v Nicolo Toffanin | 6-7,6-4,6-2 |