Stadium: Quadra 3 Round: 19 Ground: Clay
| Challenger - Florianopolis | 2021/12/05 12:30 | Bogdan Bobrov v Jose Pereira | 1-6,7-5,7-5 |
| Challenger Sao Paulo | 2021/11/28 14:30 | Bogdan Bobrov v Enrique Bogo | 6-4,3-6,2-6 |
| Challenger Brasilia | 2021/11/23 15:50 | Bogdan Bobrov v Nicolas Alvarez Varona | 3-6,6-7 |
| Challenger Brasilia | 2021/11/22 13:00 | Bogdan Bobrov v Federico Zeballos | 6-3,6-3 |
| Challenger Campinas | 2021/11/15 13:30 | Bogdan Bobrov v Nicolas Alvarez Varona | 5-7,2-6 |
| Challenger Campinas | 2021/11/14 18:10 | Pedro Sakamoto v Bogdan Bobrov | 2-6,4-6 |
| ITF - M15 Antalya | 2021/11/10 06:30 | Bogdan Bobrov v Bielinskyi, Oleksandr | 4-6,1-6 |
| ITF M25 Nur-Sultan | 2021/10/31 06:00 | Bogdan Bobrov v Alibek Kachmazov | 2-6,6-4,4-6 |
| Challenger - Florianopolis | 2021/12/05 15:45 | Eduardo Ribeiro v Ribeiro Marcondes, Igor | 2-6,1-6 |
| Challenger Sao Paulo | 2021/12/02 13:00 | Ribeiro Marcondes, Igor v Gustavo Heide | 6-4,4-6,3-6 |
| Challenger Sao Paulo | 2021/11/30 18:40 | Zukas, Matias v Ribeiro Marcondes, Igor | 1-6,1-6 |
| Challenger Sao Paulo | 2021/11/29 15:25 | Enrique Bogo v Ribeiro Marcondes, Igor | 1-6,6-3,1-6 |
| ITF M25 Aparecida De Goiania | 2021/11/13 13:55 | Daniel Dutra Da Silva v Ribeiro Marcondes, Igor | 5-7,7-5,6-2 |
| ITF M25 Aparecida De Goiania | 2021/11/12 15:35 | Ribeiro Marcondes, Igor v Zukas, Matias | 6-2,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/11 16:00 | Ribeiro Marcondes, Igor v Valerio Aboian | 6-1,6-3 |
| ITF M25 Aparecida De Goiania | 2021/11/09 16:10 | Ribeiro Marcondes, Igor v Gabriel Roveri Sidney | 6-0,6-2 |