Round: 62 Ground: Clay
| ITF Brazil F6 | 2018/10/20 13:00 | Caio Gruber v Matheus T Rezende | 6-1,3-6,0-6 |
| ITF Brazil F5 | 2018/10/14 13:00 | Joao Hinsching v Caio Gruber | 6-1,6-1 |
| ITF Brazil F5 | 2018/10/13 13:00 | Caio Gruber v Pedro Ortega | 6-7,7-5,6-2 |
| ITF Brazil F7 | 2018/10/27 12:00 | Natan Rodrigues v Gustavo Teisen Pereira | 6-2,6-0 |