| UTR Pro Tennis Series - Manzanillo | 2021/12/14 15:00 | Graham Maassen v Jose Antonio Rodriguez Rodriguez | 6-3,1-6,2-6 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/13 16:30 | Graham Maassen v Santiago Arredondo | 4-6,1-5 |
| UTR Pro Tennis Series - Zadar | 2021/11/19 10:30 | Janos Fekete v Graham Maassen | 6-3,5-3 |
| UTR Pro Tennis Series - Zadar | 2021/11/18 10:30 | Jose A R Rodriguez v Graham Maassen | 4-6,6-2,6-2 |
| UTR Pro Tennis Series - Zadar | 2021/11/16 13:00 | Deni Zmak v Graham Maassen | 4-6,6-1,6-2 |
| UTR Pro Tennis Series - Zadar | 2021/11/14 15:20 | Graham Maassen v Alexander Lazov | 6-2,6-4 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/14 19:18 | Santiago Arredondo v Ivar Aramburu | 6-4,6-3 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/11 18:00 | Ivar Aramburu v Nicolas Cortes Campos | 0-6,0-6 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/10 16:30 | Ivar Aramburu v Lazaro Navarro-Batles | 6-3,6-3 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/09 19:53 | Ivar Aramburu v Adrian Contreras | 2-6,6-0,6-0 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/08 18:00 | Jean Baptiste Badon v Ivar Aramburu | 6-2,5-4 |
| UTR Pro Tennis Series - Manzanillo | 2021/12/07 19:30 | Eduardo Yahir Orozco Rangel v Ivar Aramburu | 6-2,6-2 |
| UTR Pro Tennis Series Cancun | 2021/04/10 17:30 | Ivar Aramburu v Tommaso Carnevale-Miino | 4-6,1-6 |
| UTR Pro Tennis Series Cancun | 2021/04/09 14:30 | Luis Patino v Ivar Aramburu | 6-2,6-3 |