Ground: Clay
| ITF M25 Klosters | 2025/06/16 08:30 | Niklas Waldner v Lukas H Lilleengen | 4-6,1-6 |
| ITF M25 Klosters | 2025/06/15 10:00 | Niklas Waldner v Yannick Castelnuovo | 6-2,6-3 |
| ITF M25 Ceska Lipa | 2025/06/12 08:00 | Christian Djonov v Niklas Waldner | 6-2,6-3 |
| ITF M25 Ceska Lipa | 2025/06/11 08:00 | Niklas Waldner v Karl Poling | 2-6,7-5,6-3 |
| ITF M25 Ceska Lipa | 2025/06/09 09:30 | Niklas Waldner v Vojtech Vales | 6-4,6-2 |
| ITF M15 Monastir | 2025/04/28 13:48 | Dimitris Sakellaridis v Niklas Waldner | 6-1,6-4 |
| ITF M15 Sharm El Sheikh | 2025/04/09 08:00 | Niklas Waldner v Mohamed Safwat | 3-6,2-6 |
| ITF M15 Sharm El Sheikh | 2025/04/08 09:30 | Niklas Waldner v Keoni Puig Mccallan | 7-6,6-1 |
| ITF M15 Bergamo | 2025/06/24 15:30 | Giuseppe La Vela v Giacomo Crisostomo | 6-4,6-3 |
| ITF M25 Klosters | 2025/06/18 08:30 | Giacomo Crisostomo v Jeffrey Von Der Schulenburg | 6-7,3-6 |
| ITF M25 Klosters | 2025/06/16 08:30 | Giacomo Crisostomo v Leonardo Taddia | 6-3,6-2 |
| ITF M25 Klosters | 2025/06/15 12:20 | Giacomo Crisostomo v Jan Sebesta | 6-3,6-2 |
| ITF M15 Klagenfurt | 2025/06/03 10:30 | Sebastian Sorger v Giacomo Crisostomo | 4-6,6-1,6-4 |
| ITF M15 Warmbad-Villach | 2025/05/29 11:00 | Milos Karol v Giacomo Crisostomo | 4-6,6-1,6-2 |
| ITF M15 Warmbad-Villach | 2025/05/28 08:00 | Giacomo Crisostomo v Jakub Filip | 6-2,6-2 |
| ITF M15 Warmbad-Villach | 2025/05/27 07:30 | Giacomo Crisostomo v Matic Dimic | 2-6,7-5,6-0 |