Stadium: Cancha 1 Round: 27 Ground: Clay
| Challenger Montevideo MD | 2021/11/10 19:40 | Matos/M R Alves v Cid Subervi/Olivieri | 6-2,6-1 |
| Challenger Buenos Aires MD | 2021/10/21 17:10 | Matos/M R Alves v Darderi/Torres | 6-7,6-2,6-10 |
| Challenger Buenos Aires MD | 2021/10/20 21:10 | Matos/M R Alves v Cerundolo/Cuevas | 6-2,7-5 |
| Challenger Santiago MD | 2021/10/14 17:25 | Matos/M R Alves v Barrientos/Romboli | 6-2,4-6,7-10 |
| Challenger Santiago MD | 2021/10/08 20:50 | Matos/M R Alves v Hidalgo/Jarry | 6-2,2-6,8-10 |
| Challenger Santiago MD | 2021/10/07 16:00 | Matos/M R Alves v Baez/P De Almeida | 6-4,6-3 |
| Challenger Santiago MD | 2021/10/06 17:30 | Matos/M R Alves v Ortiz/Ortiz Gamonal | 6-2,6-1 |
| Challenger Tulln MD | 2021/09/11 09:00 | Brown/Vavassori v Matos/M R Alves | 7-6,6-1 |
| Challenger Montevideo MD | 2021/11/10 21:40 | Acosta/Arus v Casanova/Rodriguez Taverna | 3-6,6-1,4-10 |
| Challenger Buenos Aires MD | 2021/10/23 20:00 | Darderi/Torres v Casanova/Rodriguez Taverna | 7-6,7-6 |
| Challenger Buenos Aires MD | 2021/10/22 16:40 | Casanova/Rodriguez Taverna v Kicker/Ugo Carabelli | 6-3,6-2 |
| Challenger Buenos Aires MD | 2021/10/21 20:30 | Casanova/Rodriguez Taverna v Duran/Tirante | 6-1,6-7,10-8 |
| Challenger Buenos Aires MD | 2021/10/19 20:00 | Casanova/Rodriguez Taverna v Collarini/Kestelboim | 6-2,7-6 |