Stadium: Court 2 Round: 27 Ground: Clay
| ITF Brazil F1 | 2018/04/26 15:30 | Rafael Matos v Carlos E. Severino | 7-5,6-2 |
| ITF Brazil F2 | 2018/05/02 15:00 | Carlos E. Severino v Nicolas Santos | 7-6,6-3 |
| ITF Brazil F2 | 2018/05/01 15:00 | Wilson Leite v Carlos E. Severino | 2-6,7-6,6-7 |
| ITF Brazil F1 | 2018/04/26 15:30 | Rafael Matos v Carlos E. Severino | 7-5,6-2 |
| ITF Brazil F1 | 2018/04/24 16:05 | Thales Turini v Carlos E. Severino | 6-4,2-6,4-6 |
| ITF Portugal F6 | 2018/03/27 09:00 | Romain Barbosa v Carlos E. Severino | 6-2,6-2 |
| ITF Portugal F6 Qual | 2018/03/25 09:00 | Carlos E. Severino v Tomas C Abasolo | 6-2,6-0 |
| ITF Portugal F5 Qual | 2018/03/22 10:00 | Carlos E. Severino v Robin Stanek | 4-6,6-3,3-6 |
| ITF Portugal F5 Qual | 2018/03/21 10:00 | Carlos E. Severino v Bruno Mardones | 6-2,6-2 |
| ITF Brazil F2 | 2018/05/02 22:45 | Andre Miele v Rafael Matos | 3-6,3-6 |
| ITF Brazil F2 | 2018/05/01 16:15 | Augusto Laranja v Rafael Matos | 2-6,7-6,3-6 |
| ITF Brazil F1 | 2018/04/27 17:20 | Rafael Matos v Thiago Seyboth Wild | 2-6,6-7 |
| ITF Brazil F1 | 2018/04/26 15:30 | Rafael Matos v Carlos E. Severino | 7-5,6-2 |
| ITF Brazil F1 | 2018/04/24 14:40 | Rafael Matos v Augusto Laranja | 6-3,6-1 |
| ITF Turkey F11 | 2018/03/23 08:00 | Rafael Matos v Genaro Alberto Olivieri | 1-6,4-6 |
| ITF Turkey F11 | 2018/03/22 07:30 | Rafael Matos v Vladislav Melnic | 6-3,0-6,6-2 |
| ITF Turkey F11 | 2018/03/21 11:35 | Rafael Matos v Francisco Comesana | 6-3,6-3 |