Stadium: Court 1 Round: 62 Ground: Hardcourt outdoor
| ITF Spain F19 | 2018/07/17 16:00 | Gabriel Ciro Da Silva v Javier Barranco Cosano | 3-6,6-7 |
| ITF Spain F19 Qual | 2018/07/16 07:30 | Pol Martin Tiffon v Gabriel Ciro Da Silva | 6-3,6-3 |
| ITF Spain F19 Qual | 2018/07/15 08:30 | Javier Molino v Gabriel Ciro Da Silva | 3-6,2-6 |
| ITF Portugal F11 | 2018/07/04 16:00 | Gabriel Ciro Da Silva v Fred Gil | 1-6,2-6 |
| ITF Portugal F11 Qual | 2018/07/03 08:30 | Gabriel Ciro Da Silva v Tomas Almeida | 6-0,5-7,6-1 |
| ITF Portugal F11 Qual | 2018/07/02 11:00 | Gabriel Ciro Da Silva v Simao Alves | 6-2,6-1 |
| ITF Portugal F11 Qual | 2018/06/30 08:30 | Gabriel Ciro Da Silva v Jason Kros | 7-5,6-7,7-5 |
| ITF Portugal F10 | 2018/06/25 09:30 | Gabriel Ciro Da Silva v Edoardo Graziani | 6-7,3-6 |
| 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 |
| Cupa Davis | 2018/04/06 08:00 | Egill Sigurdsson v Genajd Shypheja | 6-1,6-1 |
| Cupa Davis | 2018/04/05 08:00 | Alexander Lazov v Egill Sigurdsson | 6-1,6-1 |
| Cupa Davis | 2018/04/04 08:00 | Gorazd Srbljak v Egill Sigurdsson | 6-0,6-2 |