Stadium: Court 1 Round: 44 Ground: Clay
| ITF Portugal F12 Qual | 2018/07/21 12:00 | Victor Poncelet v Simao Alves | 7-6,7-6 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Gabriel Ciro Da Silva v Simao Alves | 6-2,6-1 |
| ITF Portugal F8 Qual | 2018/04/16 16:05 | Sebastian Prechtel v Simao Alves | 6-2,5-7,6-4 |
| ITF Portugal F8 Qual | 2018/04/15 11:30 | Simao Alves v Hugo Moura | 6-2,6-1 |
| ITF Portugal F7 Qual | 2018/04/08 19:00 | Jules Okala v Simao Alves | 6-2,6-3 |
| ITF Portugal F7 Qual | 2018/04/07 19:00 | Simao Alves v Pedro Vide | 6-2,6-0 |
| ITF Portugal F5 Qual | 2018/03/19 10:00 | Simao Alves v Martim L Prata | 1-6,3-6 |
| ITF Portugal F5 Qual | 2018/03/18 12:30 | Simao Alves v Felipe Muzzi | 6-4,6-3 |
| ITF Portugal F13 | 2018/07/29 13:30 | Egill Sigurdsson v Guilherme Valdoleiros | 6-3,5-7,6-2 |
| ITF Portugal F13 | 2018/07/28 08:30 | Illia Stoliar v Egill Sigurdsson | 2-6,0-6 |
| ITF Portugal F12 Qual | 2018/07/22 09:00 | Gabriel Ciro Da Silva v Egill Sigurdsson | 6-2,6-0 |
| ITF Portugal F11 Qual | 2018/07/01 09:00 | Luis Faria v Egill Sigurdsson | 6-3,6-0 |
| ITF Portugal F10 | 2018/06/23 12:00 | Egill Sigurdsson v Afonso Salgado | 0-6,1-6 |
| ITF Tunisia F22 | 2018/06/02 14:00 | Egill Sigurdsson v Luigi Sorrentino | 1-6,1-6 |
| ITF Tunisia F20 | 2018/05/19 09:00 | Egill Sigurdsson v Philip Sikman | 3-6,5-7 |
| ITF Spain F11 | 2018/05/12 11:30 | Kuzey Cekirge v Egill Sigurdsson | 6-4,6-3 |