Stadium: Centre Court Round: 28 Ground: Hardcourt outdoor
| Davis Cup | 2021/11/27 10:00 | Nicolae Frunza v Nicolas Alvarez | 6-2,6-4 |
| Challenger Campinas | 2021/11/19 19:00 | Sebastian Baez v Nicolas Alvarez | 6-4,6-3 |
| Challenger Campinas | 2021/11/16 13:00 | Nicolas Alvarez v Pedro Cachin | 4-6,6-4,6-2 |
| Challenger Campinas | 2021/11/15 15:25 | Joao Lucas Reis da Silva v Nicolas Alvarez | 6-2,3-6,3-6 |
| Challenger Campinas | 2021/11/14 14:00 | Luis Rodrigues Batista v Nicolas Alvarez | 1-6,0-6 |
| Challenger Montevideo | 2021/11/07 16:30 | Nicolas Alvarez v Tomas Lipovsek Puches | 2-6,2-6 |
| Challenger Guayaquil | 2021/11/04 15:00 | Nicolas Alvarez v Facundo Bagnis | 2-6,6-4,1-6 |
| Challenger Guayaquil | 2021/11/02 21:45 | Nicolas Alvarez v Thiago Agustin Tirante | 4-6,7-5,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/09 15:35 | Fernando Yamacita v Matias Zukas | 2-6,1-6 |
| ITF M15 Brasilia | 2021/11/04 14:55 | Marcelo Zormann v Fernando Yamacita | 6-2,6-1 |
| ITF M15 Brasilia | 2021/11/03 16:50 | Bryan Aguiar Kuntz v Fernando Yamacita | 3-6,2-6 |
| ITF M15 Cancun | 2021/10/12 15:30 | Alexander Bernard v Fernando Yamacita | 7-6,6-2 |
| ITF M15 Cancun | 2021/10/05 14:00 | Fernando Yamacita v Federico Agustin Gomez | 3-6,6-2,10-12 |
| ITF M15 Cancun | 2021/10/04 14:00 | Fernando Yamacita v Pietro Mugelli | 6-4,6-0 |
| ITF M15 Cancun | 2021/10/03 15:30 | Fernando Yamacita v Babji Siva Atturu | 6-4,6-0 |
| ITF M15 Cancun | 2021/09/26 15:00 | Fernando Yamacita v Emil Reinberg | 3-6,4-6 |