Stadium: COURT 1 Round: 28 Ground: Hardcourt outdoor
| 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 F4 MD | 2018/05/16 17:00 | Matos R / Zormann M v Gimenez I / Oliveira C | 6-2,7-6 |
| ITF Brazil F3 MD | 2018/05/10 22:25 | Matos R / Zormann M v Gagliardo L / Otegui J B | 4-6,6-7 |
| ITF Brazil F3 MD | 2018/05/08 20:00 | Matos R / Zormann M v Santos N / Yamacita F | 7-5,3-6,10-8 |
| ITF Brazil F2 MD | 2018/05/05 21:30 | Matos R / Zormann M v Dischinger E / Leite W | 7-5,3-6,10-4 |
| ITF Brazil F2 MD | 2018/05/04 23:00 | Matos R / Zormann M v Miele A / Turini T | 6-0,3-6,10-8 |
| ITF Brazil F2 MD | 2018/05/03 20:20 | Matos R / Zormann M v Bernardi P / Seyboth Wild T | 6-7,6-1,10-5 |
| ITF Brazil F2 MD | 2018/04/30 21:30 | Matos R / Zormann M v Lindell C / Severino C E | 6-4,6-3 |
| ITF Brazil F1 MD | 2018/04/28 18:35 | Bernardi P / Dutra Da Silva D v Matos R / Zormann M | 1-6,4-6 |
| ITF Brazil F4 MD | 2018/05/16 21:30 | Gutierrez O J / Ribeiro Marcondes I v Britto L / Santos N | 6-3,6-4 |
| ITF Brazil F4 MD | 2018/05/15 19:45 | Gutierrez O J / Ribeiro Marcondes I v Costa F / Da Silva G C | 6-2,6-2 |
| ITF Brazil F3 MD | 2018/05/12 21:15 | Etcheverry T M / Seyboth Wild T v Gutierrez O J / Ribeiro Marcondes I | 6-7,7-6,11-9 |
| ITF Brazil F3 MD | 2018/05/12 00:45 | Bernardi P / Dutra Da Silva D v Gutierrez O J / Ribeiro Marcondes I | 1-6,6-4,7-10 |
| ITF Brazil F3 MD | 2018/05/09 21:30 | Gutierrez O J / Ribeiro Marcondes I v Ugo Carabelli C / Vilaro A | 7-6,6-3 |
| 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 |