Stadium: Court 9 Round: 44 Ground: Clay
| ITF M25 Bolzano | 2023/07/30 12:30 | Niklas Waldner v Serafin Zund | 6-2,2-6,10-4 |
| ITF M25 Maribor | 2023/09/04 08:00 | Niklas Waldner v Dusan Baranec | 6-3,2-6,10-2 |
| ITF M15 Allershausen | 2023/08/30 10:00 | Niklas Waldner v Marc Majdandzic | 3-6,4-6 |
| ITF M15 Caslano | 2023/08/22 09:25 | Niklas Waldner v Carlo Alberto Fossati | 1-6,6-4,6-7 |
| ITF M15 Kottingbrunn | 2023/08/13 08:00 | Niklas Waldner v Marcell Bartakovics | 1-6,2-6 |
| ITF M25 Bolzano | 2023/07/31 08:50 | Niklas Waldner v Noah Perfetti | 0-6,6-3,2-10 |
| ITF M25 Bolzano | 2023/07/30 12:30 | Niklas Waldner v Serafin Zund | 6-2,2-6,10-4 |
| ITF M25 Kramsach | 2023/07/26 12:20 | Niklas Waldner v Buvaysar Gadamauri | 2-6,7-6,4-6 |
| ITF M25 Telfs | 2023/07/19 09:55 | Alex Barrena v Niklas Waldner | 6-4,6-4 |
| ITF M25 Maribor | 2023/09/04 11:00 | Serafin Zund v Aljaz Jeran | 6-4,7-6 |
| ITF M25 Maribor Qual | 2023/09/03 12:55 | Serafin Zund v Vito Horvat | 6-3,6-3 |
| ITF M15 Allershausen | 2023/08/30 08:00 | Luca Hesselmann v Serafin Zund | 6-2,6-1 |
| ITF M15 Allershausen | 2023/08/29 09:30 | Can Ayral v Serafin Zund | 3-6,1-6 |
| ITF M25 Muttenz | 2023/08/15 12:30 | Patrick Zahraj v Serafin Zund | 6-3,6-1 |
| ITF M25 Muttenz | 2023/08/14 14:05 | Serafin Zund v Alberto Morolli | 3-6,6-3,10-7 |
| ITF M25 Bolzano | 2023/07/30 12:30 | Niklas Waldner v Serafin Zund | 6-2,2-6,10-4 |
| ITF M25 Kramsach | 2023/07/23 08:00 | Samuel Brosset v Serafin Zund | 6-1,6-3 |