Stadium: Court 4 Round: 26 Ground: Clay
| Challenger Maia MD | 2021/12/11 16:00 | Martin A / Oliveira G v Borges/Cabral | 3-6,4-6 |
| Challenger Maia MD | 2021/12/10 16:30 | Martin A / Oliveira G v Bocchi/Damas | 6-4,6-3 |
| Challenger Maia MD | 2021/12/09 16:30 | Martin A / Oliveira G v Esteve Lobato E / Roca Batalla O | 6-2,6-4 |
| Challenger Ambato MD | 2021/09/23 18:10 | Martin A / Oliveira G v Esteve Lobato E / Roca Batalla O | 6-4,6-2 |
| Challenger Ambato MD | 2021/09/22 18:20 | Martin A / Oliveira G v G Meza/Villanueva | 6-2,7-6 |
| Challenger Quito MD | 2021/09/17 17:45 | Martin A / Oliveira G v Menendez-Maceiras/Vilella Martinez | 4-6,6-3,5-10 |
| Challenger Quito MD | 2021/09/16 21:25 | Martin A / Oliveira G v G Meza/Villanueva | 7-6,6-4 |
| Challenger Quito MD | 2021/09/15 16:45 | Martin A / Oliveira G v March A C / Martin Tiffon P | 6-7,7-6,10-4 |