Stadium: Court 3 Round: 62 Ground: Clay
| ITF M25 Reus | 2021/04/11 10:00 | Alexander Weis v Samuel M Arjona | 7-6,5-7,10-4 |
| ITF M15 Antalya | 2021/03/31 07:00 | Alexander Weis v Daniel Michalski | 4-6,0-6 |
| ITF M15 Antalya | 2021/03/24 08:30 | Alexander Weis v Dragos Nicolae Madaras | 4-6,6-2,3-6 |
| ITF M15 Antalya | 2021/03/17 09:35 | Matheus Pucinelli De Almeida v Alexander Weis | 6-1,6-1 |
| ITF M15 Antalya | 2021/03/11 06:50 | Miljan Zekic v Alexander Weis | 7-6,6-3 |
| ITF M15 Antalya | 2021/03/10 08:40 | Alexander Weis v Marsel Ilhan | 4-6,6-3,6-1 |
| ITF M15 Antalya | 2021/02/09 07:00 | Sebastian Gima v Alexander Weis | 2-6,6-3,10-7 |
| ITF M15 Antalya | 2021/02/08 07:00 | Luis Patino v Alexander Weis | 5-7,1-6 |
| ITF M25 Reus | 2021/04/11 10:00 | Xavier Gabarro v Sean Cuenin | 1-6,1-6 |
| ITF M15 Antalya | 2021/02/25 07:00 | Sean Cuenin v Matias Zukas | 2-6,2-6 |
| ITF M15 Antalya | 2021/02/24 06:55 | Yunseong Chung v Sean Cuenin | 6-3,3-6,4-6 |
| ITF M15 Antalya | 2021/02/17 07:00 | Matias Zukas v Sean Cuenin | 7-5,6-0 |
| ITF M15 Antalya | 2021/02/09 13:45 | Sean Cuenin v Nerman Fatic | 1-6,4-6 |
| Challenger Quimper | 2021/01/24 14:05 | Illya Marchenko v Sean Cuenin | 6-4,6-2 |
| ITF M15 Manacor | 2021/01/12 12:30 | Sean Cuenin v Matteo Martineau | 6-2,3-6,3-6 |
| ITF France F11 Qual | 2018/06/23 12:05 | Alexey Nesterov v Sean Cuenin | 6-4,6-2 |