Stadium: TÊNIS CLUBE 1 Round: 26 Ground: Hardcourt outdoor
| ITF M25 Rio do Sul | 2021/10/22 13:50 | Gustavo Heide v Nicolas Zanellato | 6-2,3-6,7-6 |
| ITF M25 Campos do Jordao | 2022/02/01 13:00 | Nicolas Zanellato v Luis F F S Carvalho | 6-1,6-2 |
| ITF M25 Río Cuarto | 2021/12/08 12:45 | Nicolas Zanellato v Santiago Bramajo | 6-7,1-6 |
| ITF M25 Villa Allende | 2021/12/02 16:30 | Nicolas Zanellato v Alejo Lorenzo Lingua Lavallen | 2-6,2-6 |
| ITF M25 Villa Allende | 2021/12/01 12:55 | Nicolas Zanellato v Mateo Del Pino | 7-5,6-4 |
| ITF M15 Córdoba | 2021/11/24 17:30 | Leonardo L Linquet v Nicolas Zanellato | 7-5,6-4 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:00 | Nicolas Zanellato v Matias Zukas | 1-6,6-3,4-6 |
| ITF M25 Aparecida De Goiania | 2021/11/09 16:30 | Nicolas Zanellato v Lucas Obeid | 6-0,6-2 |
| ITF M15 Brasilia | 2021/11/03 18:00 | Mateo Barreiros Reyes v Nicolas Zanellato | 7-6,2-6,6-4 |
| ITF M25 Campos do Jordao | 2022/02/01 13:00 | Luis Britto v Gustavo Heide | 4-6,3-6 |
| Challenger Florianopolis | 2021/12/07 18:35 | Juan Ignacio Londero v Gustavo Heide | 7-5,7-5 |
| Challenger Sao Paulo | 2021/12/03 17:45 | Juan Pablo Ficovich v Gustavo Heide | 6-3,6-0 |
| Challenger Sao Paulo | 2021/12/02 13:00 | Igor Marcondes v Gustavo Heide | 6-4,4-6,3-6 |
| Challenger Sao Paulo | 2021/11/30 12:30 | Gustavo Heide v Juan Ignacio Londero | 6-3,7-5 |
| Challenger Brazílie | 2021/11/23 18:25 | Gustavo Heide v Hernan Casanova | 7-5,1-6,5-7 |
| Challenger Campinas | 2021/11/19 19:00 | Gustavo Heide v Juan Manuel Cerundolo | 1-6,6-3,3-6 |
| Challenger Campinas | 2021/11/16 16:20 | Gustavo Heide v Juan Ignacio Londero | 7-5,4-6,6-4 |