Stadium: Court 3 Round: 25 Ground: Clay
| ITF Portugal F12 Qual | 2018/07/22 10:30 | Semedo, Miguel v Graziani, Edoardo | 2-6,0-6 |
| ITF Portugal F12 Qual | 2018/07/21 12:00 | Semedo, Miguel v Collins, Sean | 6-1,1-6,6-2 |
| ITF Portugal F11 Qual | 2018/07/02 08:30 | Semedo, Miguel v Segarelli, Emilio Andrea | 3-6,4-6 |
| ITF Portugal F10 | 2018/06/25 09:30 | Semedo, Miguel v Pedro Araujo | 3-6,5-7 |
| ITF Portugal F10 | 2018/06/24 12:00 | Semedo, Miguel v Pragana, Antonio Pedro | 0-6,7-5,6-3 |
| ITF Portugal F10 | 2018/06/23 12:00 | Semedo, Miguel v Valdoleiros, Guilherme | 6-3,6-4 |
| ITF Portugal F9 | 2018/06/16 11:30 | Semedo, Miguel v Gessner, Lucas | 6-2,3-6,6-7 |
| ITF Tunisia F37 | 2017/11/26 08:30 | Semedo, Miguel v Anker, Peter August | 3-6,1-6 |
| ITF Portugal F12 Qual | 2018/07/21 09:00 | Mazon-Hernandez, Rafael v Eduardo Ribeiro | 3-6,5-7 |
| ITF Portugal F11 | 2018/07/04 10:05 | Diaz-Figueroa, Christopher v Mazon-Hernandez, Rafael | 6-4,7-5 |
| ITF Portugal F10 | 2018/06/26 12:55 | Mazon-Hernandez, Rafael v Gonzalez, Wilfredo | 1-6,4-6 |
| ITF Portugal F9 | 2018/06/19 12:20 | Bauvy, Romain v Mazon-Hernandez, Rafael | 6-4,6-3 |
| ITF Spain F15 | 2018/06/13 15:00 | Barbosa, Romain v Mazon-Hernandez, Rafael | 6-7,6-4,6-1 |
| ITF Spain F14 Qual | 2018/06/02 11:00 | Benjamin Winter Lopez v Mazon-Hernandez, Rafael | 3-6,6-4,6-0 |
| ITF Spain F12 | 2018/05/19 07:00 | Mazon-Hernandez, Rafael v Enfedaque Manogue, David | 6-2,6-4 |
| ITF Sweden F1 | 2018/05/08 10:55 | Eriksson, Markus v Mazon-Hernandez, Rafael | 6-1,6-1 |