Stadium: Court 3 Round: 26 Ground: Clay
| ITF M15 Huy | 2021/08/24 15:35 | Martin Katz v Deney Wassermann | 4-6,1-6 |
| ITF M15 Oldenzaal | 2021/08/18 07:55 | Alexander Hoogmartens v Deney Wassermann | 2-6,7-6,6-0 |
| ITF M15 Esch/Alzette | 2021/07/22 13:05 | Deney Wassermann v Patrick Kypson | 2-6,3-6 |
| ITF M15 Esch/Alzette | 2021/07/21 11:10 | Wilson Leite v Deney Wassermann | 6-3,1-6,3-6 |
| ITF M15 Esch/Alzette | 2021/07/20 08:55 | Deney Wassermann v Luca Van Assche | 6-0,6-3 |
| ITF M15 Esch/Alzette | 2021/07/19 11:30 | Alexander Marinov v Deney Wassermann | 1-6,3-6 |
| ITF M15 Esch/Alzette | 2021/07/18 13:40 | Maksym Khalus v Deney Wassermann | 1-6,3-6 |
| Challenger Amersfoort | 2021/07/13 14:20 | Deney Wassermann v Kimmer Coppejans | 3-6,7-5,2-6 |
| ITF M15 Huy | 2021/08/25 12:50 | Zachary Eisinga v Marvin Netuschil | 4-6,6-7 |
| ITF M15 Oldenzaal | 2021/08/18 08:00 | Marvin Netuschil v Mark Whitehouse | 4-6,3-6 |
| ITF M25 Marburg | 2021/07/08 11:25 | Jonathan Mridha v Marvin Netuschil | 6-4,7-6 |
| ITF M25 Marburg | 2021/07/07 11:50 | Marvin Netuschil v Alejandro Gonzalez | 6-7,6-4,6-1 |
| ITF M25 The Hague | 2021/06/27 08:00 | Marvin Netuschil v Alec Deckers | 6-4,6-2 |
| ITF M15 Bergamo | 2021/06/25 10:00 | Federico Arnaboldi v Marvin Netuschil | 7-6,6-4 |
| ITF M15 Bergamo | 2021/06/24 08:00 | Marvin Netuschil v Daniele Capecchi | 6-1,6-0 |
| ITF M15 Bergamo | 2021/06/23 09:00 | Andrea Basso v Marvin Netuschil | 6-1,2-6,2-6 |