Stadion: Court 09 Round: 62 Ground: Clay
| ITF - M25 - Bozen | 2021/08/02 11:50 | Filippo Moroni v Niklas Waldner | 6-2,6-2 |
| ITF - M25 - Kottingbrunn | 2021/07/20 12:10 | Niklas Waldner v David Poljak | 7-6,2-6,6-7 |
| ITF - M25 - Telfs | 2021/07/11 09:00 | Jakub Katuch v Niklas Waldner | 1-6,3-6 |
| ITF - M25 - Most | 2021/05/24 09:00 | Niklas Waldner v Edward Hubner | 4-6,3-6 |
| ITF - M25 - Most | 2021/05/23 08:00 | Niklas Waldner v Milos Karol | 3-6,7-5,10-3 |
| ITF - M15 - Monastir | 2021/05/09 11:00 | Taisei Ichikawa v Niklas Waldner | 6-1,6-0 |
| ITF - M15 - Monastir | 2021/05/02 12:00 | Andrea Picchione v Niklas Waldner | 6-2,6-4 |
| ITF - M15 - Monastir | 2021/04/25 11:30 | Niklas Waldner v Iiro Vasa | 1-6,4-6 |
| ITF - M25 - Kottingbrunn | 2021/07/18 07:30 | Martin Zeljenka v Rafael Kis Balazs | 2-6,6-4,10-2 |
| ITF - M15 - Sibenik | 2021/05/16 10:00 | Rafael Kis Balazs v Martin Breysach | 0-6,4-6 |
| ITF - M15 - Anif | 2020/08/23 07:00 | Rafael Kis Balazs v Vladimir Filip | 3-6,4-6 |
| ITF - M25 - Vogau | 2020/08/16 09:30 | Timofey Skatov v Rafael Kis Balazs | 6-0,6-2 |
| ITF - M15 - Manacor | 2020/01/05 10:30 | Adrian Bodmer v Rafael Kis Balazs | 6-1,6-0 |
| ITF - Ungarn F2 - Qualifikation | 2018/05/12 08:00 | Rafael Kis Balazs v Matej Maruscak | 1-6,4-6 |
| ITF - Ungarn F1 - Qualifikation | 2018/05/07 10:30 | Mihnea L.S. Turcu v Rafael Kis Balazs | 6-1,6-3 |
| ITF - Ungarn F1 - Qualifikation | 2018/05/05 08:00 | Rafael Kis Balazs v Matthias Angerbauer | 7-5,6-1 |