Stadium: Jaime Oncins Round: 25 Ground: Clay
| ITF Brazil F7 | 2018/11/01 14:00 | Da Silva, Gabriel Ciro v Jose Pereira | 0-6,6-7 |
| ITF Brazil F7 | 2018/10/30 16:00 | Igor Gimenez v Da Silva, Gabriel Ciro | 2-6,7-5,3-6 |
| ITF Brazil F7 | 2018/10/29 12:00 | Da Silva, Gabriel Ciro v Rodrigues, Natan | 6-4,7-6 |
| ITF Brazil F6 | 2018/10/23 14:00 | Da Silva, Gabriel Ciro v Daniel Dutra Da Silva | 4-6,4-6 |
| ITF Brazil F5 | 2018/10/16 14:55 | Da Silva, Gabriel Ciro v Lindell, Christian | 1-6,2-6 |
| Challenger Campinas | 2018/09/29 13:00 | Lipovsek Puches, Tomas v Da Silva, Gabriel Ciro | 6-4,6-4 |
| ITF Portugal F13 | 2018/07/31 16:10 | Da Silva, Gabriel Ciro v Irigaray Guarne, Pablo | 6-3,3-6,6-3 |
| ITF Portugal F12 | 2018/07/26 14:30 | Da Silva, Gabriel Ciro v Cacao, Tiago | 3-6,1-6 |
| ITF Brazil F8 | 2018/11/05 15:05 | Nery Junior, Osni v Araujo, Rai Vicente de | 6-7,6-0,1-6 |
| ITF Brazil F8 | 2018/11/03 14:00 | Gasperini, Lourenzo v Araujo, Rai Vicente de | 3-6,2-6 |
| ITF Brazil F7 | 2018/10/27 12:00 | Araujo, Rai Vicente de v Gustavo Heide | 4-6,4-6 |
| ITF Brazil F6 | 2018/10/22 14:45 | Rodrigues, Pedro Gabriel v Araujo, Rai Vicente de | 7-6,6-0 |
| ITF Brazil F6 | 2018/10/20 13:00 | Azevedo Pereira E Oliveira, Bernardo v Araujo, Rai Vicente de | 7-6,3-6,4-6 |
| ITF Brazil F5 | 2018/10/16 13:00 | Ignacio Monzon v Araujo, Rai Vicente de | 7-6,6-3 |
| ITF Brazil F5 | 2018/10/14 13:00 | Araujo, Rai Vicente de v Tiepermann Pereira, Eber Faria | 6-0,6-0 |
| ITF Brazil F2 | 2018/04/29 15:00 | Pedro Sakamoto v Araujo, Rai Vicente de | 6-2,6-2 |