Stadium: COURT 1 Round: 44 Ground: Clay
| ITF Brazil F4 | 2018/05/15 15:35 | Mateo Barreiros Reyes v Gonzalo Lama | 5-7,4-6 |
| ITF Brazil F4 Qual | 2018/05/14 13:00 | Fabio Costa v Mateo Barreiros Reyes | 4-6,2-6 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Mateo Barreiros Reyes v Victor Castro | 6-4,6-3 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Mateo Barreiros Reyes v Lucas Bernardo | 6-4,6-1 |
| ITF Brazil F4 | 2017/11/25 10:30 | Mateo Barreiros Reyes v Igor Sao Thiago | 6-7,2-6 |
| ITF Spain F26 Qual | 2017/08/19 09:00 | Axel Vila Antuna v Mateo Barreiros Reyes | 6-1,6-2 |
| ITF Spain F25 | 2017/08/12 13:00 | Manuel Almeida v Mateo Barreiros Reyes | 6-2,6-7,6-3 |
| ITF Portugal F15 | 2017/08/09 09:30 | Makoto Ochi v Mateo Barreiros Reyes | 6-1,6-4 |
| ITF Brazil F5 | 2018/10/15 16:30 | Daniel Dutra Da Silva v Christian Oliveira | 6-4,6-2 |
| ITF Brazil F4 Qual | 2018/05/13 12:00 | Eduardo Ribeiro v Christian Oliveira | 7-6,6-0 |
| ITF Brazil F4 Qual | 2018/05/12 12:00 | Pedro Ortega v Christian Oliveira | 5-7,0-6 |
| ITF Brazil F3 | 2018/05/09 15:00 | Christian Oliveira v Daniel Dutra Da Silva | 1-6,3-6 |
| ITF Brazil F3 | 2018/05/08 17:10 | Christian Oliveira v Igor Marcondes | 6-2,6-2 |
| ITF Brazil F3 | 2018/05/07 12:30 | Gabriel Ciro Da Silva v Christian Oliveira | 6-7,4-6 |
| ITF Brazil F3 | 2018/05/06 12:30 | Nicolas Zaidman v Christian Oliveira | 3-6,6-7 |
| ITF Brazil F2 | 2018/04/28 17:30 | Pedro F Maciel v Christian Oliveira | 6-4,6-2 |