Stadium: Court 10 Round: 26 Ground: Clay
| ITF M25 Villa Allende | 2021/11/30 14:30 | Gabriel Alejandro Hidalgo v Mariano Navone | 3-6,1-6 |
| ITF M15 Cordoba | 2021/11/25 14:30 | Gabriel Alejandro Hidalgo v Mariano Navone | 2-6,6-2,1-6 |
| ITF M15 Cordoba | 2021/11/23 16:00 | Gabriel Alejandro Hidalgo v Luciano Emanuel Ambrogi | 6-4,6-4 |
| ITF M15 Oldenzaal | 2021/08/18 15:00 | Petros Tsitsipas v Gabriel Alejandro Hidalgo | 7-5,6-2 |
| ITF M15 Oldenzaal | 2021/08/17 08:15 | Gabriel Alejandro Hidalgo v Felipe Derdoy | 6-2,6-1 |
| ITF M15 Oldenzaal | 2021/08/15 12:00 | Gabriel Alejandro Hidalgo v Roland Stuurman | 6-2,2-6,10-4 |
| ITF M25 Wetzlar | 2021/08/04 09:55 | Dayne Kelly v Gabriel Alejandro Hidalgo | 6-7,6-2,6-4 |
| ITF M25 Wetzlar | 2021/08/03 08:55 | Gabriel Alejandro Hidalgo v Dominik Recek | 6-2,6-3 |
| Challenger Sao Paulo | 2021/11/29 13:00 | Matias Zukas v Eduardo Ribeiro | 7-5,6-3 |
| Challenger Sao Paulo | 2021/11/28 13:00 | Eduardo Ribeiro v Federico Zeballos | 6-4,7-6 |
| ITF M25 Aparecida De Goiania | 2021/11/11 13:30 | Eduardo Ribeiro v Joao Lucas Reis da Silva | 2-6,6-4,3-6 |
| ITF M25 Aparecida De Goiania | 2021/11/09 13:35 | Victor Tosetto v Eduardo Ribeiro | 4-6,6-3,6-7 |
| ITF M15 Brasilia | 2021/11/05 15:25 | Eduardo Ribeiro v Gustavo Heide | 3-6,4-6 |
| ITF M15 Brasilia | 2021/11/04 13:00 | Eduardo Ribeiro v Gabriel P Tumasonis | 6-2,6-1 |
| 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 15:05 | Facundo Juarez v Eduardo Ribeiro | 6-7,6-3,7-6 |