Stadium: Center Court Round: 27 Ground: Clay
| Challenger Braga MD | 2021/09/22 15:00 | Borges/Cabral v Baldi/Berrettini | 4-6,6-1,10-8 |
| Challenger Porto MD | 2021/07/01 10:00 | Borges/Cabral v Andreozzi/Duran | 6-7,2-6 |
| Challenger Oeiras MD | 2021/05/28 16:15 | Borges/Cabral v Lenz/Quiroz | 6-7,2-6 |
| Challenger Oeiras MD | 2021/05/27 15:45 | Bonadio/Serdarusic v Borges/Cabral | 2-6,2-6 |
| Challenger Oeiras MD | 2021/05/26 12:25 | Borges/Cabral v Drzewiecki/Martos Gornes | 7-6,6-7,11-9 |
| Challenger Oeiras MD | 2021/05/21 16:25 | Borges/Cabral v Reese/Verbeek | 4-6,4-6 |
| Challenger Oeiras MD | 2021/05/20 17:05 | Borges/Cabral v Arneodo/Walkow | 7-5,6-3 |
| Challenger Oeiras MD | 2021/05/19 15:30 | Martinez/Zapata Miralles v Borges/Cabral | 3-6,6-3,9-11 |
| Challenger Braga MD | 2021/09/22 10:55 | Collarini/Vervoort v Gomes/Rocha | 6-2,6-2 |