Stadium: Court 4 Round: 25 Ground: Hardcourt outdoor
| ITF M15 Kaasan | 2021/11/25 10:35 | Vladislav Ivanov v Savriyan Danilov | 2-6,2-6 |
| ITF M15 Kaasan | 2021/11/24 10:45 | Vladislav Ivanov v Mikhail Gorokhov | 6-1,6-0 |
| ITF M15 Nules | 2021/11/17 09:50 | Vladislav Ivanov v Imanol L Morillo | 3-6,5-7 |
| ITF M15 Nules | 2021/11/16 08:30 | Vladislav Ivanov v Jay Friend | 6-4,6-0 |
| ITF M15 Nules | 2021/11/15 08:30 | Vladislav Ivanov v Pietro Schiavetti | 7-5,6-0 |
| ITF M15 Benicarló | 2021/11/10 12:00 | Vladislav Ivanov v Pawel Juszczak | 3-6,2-6 |
| ITF M15 Benicarló | 2021/11/09 09:00 | Vladislav Ivanov v Vicente O Moratalla | 6-1,6-2 |
| ITF M15 Benicarló | 2021/11/08 11:00 | Vladislav Ivanov v Leonardo Rossi | 6-3,6-2 |
| ITF M15 Monastir | 2021/12/19 09:00 | Daniel Bagnolini v Niklas Waldner | 6-7,6-4,10-8 |
| ITF M15 Monastir | 2021/12/13 08:00 | Pietro Pampanin v Niklas Waldner | 6-3,6-3 |
| ITF M15 Ulcinj | 2021/09/19 08:00 | Petar Jovanovic v Niklas Waldner | 6-3,6-4 |
| ITF M15 Bad Waltersdorf | 2021/08/31 08:20 | Alen Rogic-Hadzalic v Niklas Waldner | 1-6,6-1,10-3 |
| ITF M15 Bad Waltersdorf | 2021/08/30 09:00 | Niklas Waldner v Lukas Rohseano | 7-6,7-5 |
| ITF M15 Warmbad-Villach | 2021/08/15 15:30 | Niklas Waldner v Rafael Kis Balazs | 4-6,5-7 |
| ITF M25 Bolzano | 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 |