Stadium: Court 3 Round: 25 Ground: Clay
| ITF M25 - Koksijde | 2021/08/18 11:05 | Martin Katz v Aidan Mchugh | 2-6,6-7 |
| 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 |
| Challenger Amersfoort | 2021/07/12 09:00 | Alvaro Lopez San Martin v Deney Wassermann | 4-6,4-6 |