Stadium: Centre Court Round: 27 Ground: Clay
| ITF Brazil F3 MD | 2018/05/07 15:30 | Gutierrez O J / Ribeiro Marcondes I v Miele A / Tsuchiya A | 7-6,6-3 |
| ITF Brazil F2 MD | 2018/05/01 22:25 | Gutierrez O J / Ribeiro Marcondes I v Miele A / Turini T | 3-6,4-6 |
| ITF Brazil F1 MD | 2018/04/27 23:45 | Gutierrez O J / Ribeiro Marcondes I v Matos R / Zormann M | 6-7,1-6 |
| ITF Brazil F1 MD | 2018/04/26 17:15 | Britto L / Santos N v Gutierrez O J / Ribeiro Marcondes I | 3-6,4-6 |
| ITF Brazil F1 MD | 2018/04/24 21:30 | Alves M / Alves T v Gutierrez O J / Ribeiro Marcondes I | 3-6,6-7 |
| ITF Brazil F3 MD | 2018/05/07 18:30 | Ugo Carabelli C / Vilaro A v Tabilo A / Zukas M | 6-4,3-6,10-6 |
| ITF Brazil F2 MD | 2018/04/30 20:00 | Ugo Carabelli C / Vilaro A v Dischinger E / Leite W | 4-6,7-6,10-12 |