| ITF Portugal F21 | 2018/10/14 11:00 | Miguel Semedo v Tilen Zitnik | 7-5,6-3 |
| ITF Portugal F20 | 2018/10/09 12:40 | Ryan Shane v Miguel Semedo | 6-1,7-5 |
| ITF Portugal F19 | 2018/10/02 09:00 | Adil Kalyanpur v Miguel Semedo | 6-2,7-5 |
| ITF Portugal F18 | 2018/09/25 13:05 | Rafael I Luque v Miguel Semedo | 6-2,6-4 |
| ITF Portugal F17 | 2018/09/17 13:00 | Joao Monteiro v Miguel Semedo | 6-1,6-1 |
| ITF Portugal F15 | 2018/08/12 11:30 | Pedro Gabriel Rodrigues v Miguel Semedo | 6-3,7-6 |
| ITF Portugal F15 | 2018/08/11 08:30 | Gabriel P Tumasonis v Miguel Semedo | 5-7,1-6 |
| ITF Portugal F14 | 2018/08/09 10:30 | Yannick Jankovits v Miguel Semedo | 6-1,6-1 |
| ITF Portugal F21 | 2018/10/14 10:00 | Marcos Torralbo-Albos v Martim L Prata | 3-6,7-5,2-6 |
| ITF Portugal F19 | 2018/10/02 11:10 | Jonas Merckx v Martim L Prata | 6-3,6-3 |
| ITF Portugal F18 | 2018/09/25 09:00 | Riccardo Maiga v Martim L Prata | 6-2,7-5 |
| ITF Portugal F17 | 2018/09/17 14:30 | Pedro Gabriel Rodrigues v Martim L Prata | 3-6,7-6,6-2 |
| ITF Portugal F16 | 2018/08/21 10:00 | Tiago Cacao v Martim L Prata | 6-4,6-4 |
| ITF Portugal F15 | 2018/08/16 09:00 | Jonathan Kanar v Martim L Prata | 6-1,6-4 |
| ITF Portugal F15 | 2018/08/15 13:05 | Martim L Prata v Renato Van Veggel | 6-2,6-3 |
| ITF Portugal F11 | 2018/07/04 09:55 | Martim L Prata v Luca Castelnuovo | 6-7,3-6 |