Stadium: Pedro Amadeu Round: 25 Ground: Clay
| ITF Brazil F4 Qual | 2018/05/14 14:40 | Gabriel Decamps v Eduardo Ribeiro | 6-4,6-3 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Gabriel Decamps v Lucas Gessner | 6-0,6-1 |
| ITF Brazil F4 Qual | 2018/05/12 14:00 | Gabriel Decamps v Joao M Nusdeo | 6-2,6-4 |
| ITF USA F4 | 2018/01/14 14:30 | Gabriel Decamps v Karl Poling | 5-7,4-6 |
| ITF USA F4 | 2018/01/13 15:00 | Gabriel Decamps v Shayan Shooshtarian | 6-1,6-1 |
| ITF USA F37 | 2017/11/12 17:00 | Gabriel Decamps v Perry Gregg | 3-6,3-6 |
| ITF USA F36 | 2017/11/04 17:30 | Gabriel Decamps v Patrick Daciek | 5-7,3-6 |
| ITF USA F35 | 2017/11/02 17:40 | Gabriel Decamps v Matias Zukas | 1-6,3-6 |
| ITF Brazil F4 Qual | 2018/05/14 15:30 | Gabriel Ciro Da Silva v Diego Matos | 6-3,6-2 |
| ITF Brazil F3 | 2018/05/07 12:30 | Gabriel Ciro Da Silva v Christian Oliveira | 6-7,4-6 |
| ITF Brazil F2 | 2018/04/29 17:30 | Nicolas Zaidman v Gabriel Ciro Da Silva | 6-3,7-5 |
| ITF USA F6 | 2018/02/01 16:35 | Gabriel Ciro Da Silva v Strong Kirchheimer | 6-7,2-6 |
| ITF USA F6 | 2018/01/31 15:00 | Boris Kozlov v Gabriel Ciro Da Silva | 3-6,7-6,3-6 |
| ITF USA F5 | 2018/01/19 13:00 | Gabriel Ciro Da Silva v Rowland Phillips | 2-6,5-7 |
| ITF USA F4 | 2018/01/14 18:00 | Florian Lakat v Gabriel Ciro Da Silva | 6-1,6-2 |
| ITF USA F4 | 2018/01/14 13:30 | Gabriel Ciro Da Silva v Dustin Goldenberg | 6-2,6-1 |