Stadium: Quadra Central Round: 26 Ground: Clay
| ITF M25 Rio do Sul | 2021/10/21 16:30 | Igor Marcondes v Gustavo Heide | 6-7,1-6 |
| Challenger Sao Paulo | 2021/11/30 18:40 | Matias Zukas v Igor Marcondes | 1-6,1-6 |
| Challenger Sao Paulo | 2021/11/29 15:25 | Enrique Bogo v Igor Marcondes | 1-6,6-3,1-6 |
| ITF M25 Aparecida De Goiania | 2021/11/13 13:55 | Daniel Dutra Da Silva v Igor Marcondes | 5-7,7-5,6-2 |
| ITF M25 Aparecida De Goiania | 2021/11/12 15:35 | Igor Marcondes v Matias Zukas | 6-2,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:00 | Igor Marcondes v Valerio Aboian | 6-1,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/09 16:10 | Igor Marcondes v Gabriel Roveri Sidney | 6-0,6-2 |
| ITF M15 Brasilia | 2021/11/02 21:55 | Igor Marcondes v Eduardo Ribeiro | 5-7,4-6 |
| ITF M25 Rio do Sul | 2021/10/21 16:30 | Igor Marcondes v Gustavo Heide | 6-7,1-6 |
| Challenger Sao Paulo | 2021/11/30 12:30 | Gustavo Heide v Juan Ignacio Londero | 6-3,7-5 |
| Challenger Brasilia | 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 |
| ITF M25 Aparecida De Goiania | 2021/11/13 11:00 | Oscar Jose Gutierrez v Gustavo Heide | 6-4,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/12 16:30 | Mateus Alves v Gustavo Heide | 6-7,1-6 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:25 | Conner Huertas Del Pino v Gustavo Heide | 6-7,1-6 |
| ITF M25 Aparecida De Goiania | 2021/11/10 13:20 | Gustavo Heide v Wilson Leite | 6-0,6-2 |