Stadium: Court 4 Round: 54 Ground: Hardcourt outdoor
| ITF M15 Villach | 2024/05/12 13:00 | Nico Hipfl v Niklas Waldner | 6-4,7-5 |
| Challenger Mauthausen | 2024/05/05 10:00 | Matej Dodig v Niklas Waldner | 6-4,6-3 |
| ITF M15 Monastir | 2024/05/01 12:15 | Pedro Araujo v Niklas Waldner | 6-1,6-3 |
| ITF M15 Monastir | 2024/04/25 12:40 | Max Wiskandt v Niklas Waldner | 6-3,6-3 |
| ITF M15 Monastir | 2024/04/24 15:00 | Niklas Waldner v Daniel Khazime | 7-6,6-1 |
| ITF M15 Monastir | 2024/04/22 14:20 | Niklas Waldner v Oskar Grzegorzewski | 7-6,6-2 |
| ITF M15 Monastir | 2024/04/21 08:00 | Niklas Waldner v George Gregoriou | 6-2,6-2 |
| ITF M15 Monastir | 2024/04/15 15:30 | Niklas Waldner v Antoine Vincent | 6-7,1-6 |
| ITF M15 Monastir | 2024/05/19 12:00 | Fred Barnett v Charles Dossetter | 7-6,6-0 |