Stadium: Centre Court Round: 29 Ground: Hardcourt outdoor
| Challenger Rio de Janeiro | 2021/12/12 15:00 | Joao Lucas Reis da Silva v Eduardo Ribeiro | 4-6,4-6 |
| 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 M15 Recife | 2021/09/22 19:30 | Joao Lucas Reis da Silva v Eduardo Ribeiro | 1-6,7-5,4-6 |
| ITF Brazil F9 | 2018/11/14 13:30 | Eduardo Ribeiro v Joao Lucas Reis da Silva | 1-6,1-6 |