Stadium: Court 3 Round: 25 Ground: Clay
| ITF Brazil F8 | 2018/11/04 13:00 | Alex Blumenberg v Joao Giannella | 6-2,6-1 |
| ITF Brazil F7 | 2018/10/29 12:00 | Nicolas Zaidman v Joao Giannella | 7-6,6-0 |
| ITF Brazil F7 | 2018/10/28 15:00 | Joao Giannella v Asdrubal Gobernate | 6-1,4-6,6-3 |
| ITF Brazil F7 | 2018/10/27 14:30 | Joao Giannella v Lucas Gessner | 6-3,6-4 |
| ITF Brazil F6 | 2018/10/21 13:00 | Francisco Comesana v Joao Giannella | 7-6,6-3 |
| ITF Brazil F6 | 2018/10/20 13:00 | Lucas Gessner v Joao Giannella | 4-6,0-6 |
| ITF Brazil F5 | 2018/10/14 13:00 | Joao Giannella v Gabriel De Andrade Bendazoli | 3-6,6-7 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Joao Giannella v Eduardo Ribeiro | 3-6,3-6 |
| ITF Brazil F9 | 2018/11/12 12:00 | Leonardo Reami Da Cunha v Gustavo Heide | 3-6,0-6 |
| ITF Brazil F7 | 2018/10/29 12:00 | Matheus Pucinelli De Almeida v Gustavo Heide | 6-4,6-3 |
| ITF Brazil F7 | 2018/10/27 12:00 | Rai Vicente de Araujo v Gustavo Heide | 4-6,4-6 |