Round: 27 Ground: Clay
| Challenger Lisbon MD | 2021/09/29 09:30 | Faria/Faria v Sijsling/Smits | 6-4,6-3 |
| Challenger Braga MD | 2021/09/24 15:30 | Faria/Faria v Borges/Cabral | 7-6,3-6,7-10 |
| Challenger Braga MD | 2021/09/22 15:35 | Kwiatkowski/Rybakov v Faria/Faria | 6-7,2-6 |