Stadium: Cancha 1 Round: 27 Ground: Clay
| Challenger Sao Paulo MD | 2021/12/03 19:10 | Matos/M R Alves v Cachin/Cuevas | 6-2,6-4 |
| Challenger Sao Paulo MD | 2021/12/02 18:45 | Matos/M R Alves v Luz/Marcondes | 6-3,6-2 |
| Challenger Sao Paulo MD | 2021/12/01 18:50 | Matos/M R Alves v Cid Subervi/Collarini | 6-4,6-2 |
| Challenger Campinas MD | 2021/11/21 00:20 | Matos/M R Alves v Klier Junior/P De Almeida | 6-3,6-1 |
| Challenger Campinas MD | 2021/11/20 16:00 | Matos/M R Alves v Romboli/Wild | 6-2,6-1 |
| Challenger Campinas MD | 2021/11/19 21:45 | Matos/M R Alves v Alves/Gutierrez | 6-3,6-0 |
| Challenger Campinas MD | 2021/11/17 17:40 | Matos/M R Alves v Reis da Silva/Ribeiro | 6-1,6-2 |
| Challenger Montevideo MD | 2021/11/13 19:55 | Matos/M R Alves v Carou/Darderi | 6-4,6-4 |
| Challenger Losinj MD | 2021/10/23 13:15 | Martin/Weissborn v Cornea/Kirkin | 6-1,7-6 |
| Challenger Losinj MD | 2021/10/23 10:00 | Martin/Weissborn v Cerretani/Fallert | 6-3,6-4 |
| Challenger Losinj MD | 2021/10/21 14:55 | Doumbia/Reboul v Martin/Weissborn | 2-6,3-6 |
| Challenger Losinj MD | 2021/10/20 12:55 | Barranco Cosano/Lopez San Martin v Martin/Weissborn | 3-6,5-7 |
| Challenger Napoli MD | 2021/10/14 14:45 | Martin/Weissborn v Doumbia/Reboul | 6-7,3-6 |
| Challenger Napoli MD | 2021/10/12 15:00 | Baldi/Margaroli v Martin/Weissborn | 1-6,1-6 |
| Challenger Napoli MD | 2021/10/08 15:00 | Basic/Serdarusic v Martin/Weissborn | 7-6,7-5 |
| Challenger Napoli MD | 2021/10/08 12:00 | Martin/Weissborn v Doumbia/Reboul | 7-5,2-6,10-7 |