Stadium: Centre Court Round: 25 Ground: Clay
| ITF Brazil F6 | 2018/10/23 14:00 | Gabriel Ciro Da Silva v Daniel Dutra Da Silva | 4-6,4-6 |
| ITF Brazil F8 | 2018/11/06 13:00 | Gabriel Ciro Da Silva v Rai Vicente de Araujo | 1-6,6-1,6-4 |
| ITF Brazil F7 | 2018/11/01 14:00 | Gabriel Ciro Da Silva v Jose Pereira | 0-6,6-7 |
| ITF Brazil F7 | 2018/10/30 16:00 | Igor Gimenez v Gabriel Ciro Da Silva | 2-6,7-5,3-6 |
| ITF Brazil F7 | 2018/10/29 12:00 | Gabriel Ciro Da Silva v Natan Rodrigues | 6-4,7-6 |
| ITF Brazil F6 | 2018/10/23 14:00 | Gabriel Ciro Da Silva v Daniel Dutra Da Silva | 4-6,4-6 |
| ITF Brazil F5 | 2018/10/16 14:55 | Gabriel Ciro Da Silva v Christian Lindell | 1-6,2-6 |
| Challenger Campinas | 2018/09/29 13:00 | Tomas Lipovsek Puches v Gabriel Ciro Da Silva | 6-4,6-4 |
| ITF Portugal F13 | 2018/07/31 16:10 | Gabriel Ciro Da Silva v Pablo Irigaray Guarne | 6-3,3-6,6-3 |
| ITF Brazil F8 | 2018/11/06 13:00 | Carlos E. Severino v Daniel Dutra Da Silva | 7-5,3-6,7-5 |
| ITF Brazil F7 | 2018/10/31 14:00 | Daniel Dutra Da Silva v Matheus Pucinelli De Almeida | 3-6,4-6 |
| ITF Brazil F7 | 2018/10/30 13:00 | Daniel Dutra Da Silva v Felipe Garla | 6-2,6-2 |
| ITF Brazil F6 | 2018/10/26 18:05 | Maximiliano Estevez v Daniel Dutra Da Silva | 6-3,3-6,6-3 |
| ITF Brazil F6 | 2018/10/25 17:00 | Eduardo Ribeiro v Daniel Dutra Da Silva | 3-6,4-6 |
| ITF Brazil F6 | 2018/10/23 14:00 | Gabriel Ciro Da Silva v Daniel Dutra Da Silva | 4-6,4-6 |
| ITF Brazil F5 | 2018/10/21 10:00 | Daniel Dutra Da Silva v Francisco Cerundolo | 2-6,4-6 |
| ITF Brazil F5 | 2018/10/20 15:00 | Rafael Matos v Daniel Dutra Da Silva | 3-6,1-6 |