Stadium: Center Court Round: 27 Ground: Clay
| 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 F1 MD | 2018/04/28 17:00 | Bernardi P / Dutra Da Silva D v Matos R / Zormann M | 1-6,4-5 |
| 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 21:30 | Pereira J / Tsuchiya A v Matos R / Zormann M | 6-7,3-6 |
| ITF Turkey F11 MD | 2018/03/24 11:40 | Celikbilek/Ilkel v Matos R / Zormann M | 1-6,6-4,10-8 |
| ITF Turkey F11 MD | 2018/03/23 12:10 | Matos R / Zormann M v Heller P / Statzberger T | 6-0,6-1 |
| ITF Turkey F11 MD | 2018/03/22 12:50 | Gutierrez O J / Varillas Patino-Samudio J P v Matos R / Zormann M | 4-6,2-6 |
| ITF Brazil F2 MD | 2018/05/02 21:30 | Bernardi P / Seyboth Wild T v Marques Da Silva R / Riviere Padilha D | 3-6,6-0,10-5 |