Stadium: Court 1 Round: 25 Ground: Hardcourt outdoor
| ITF Portugal F3 | 2018/03/10 11:00 | Lamine Ouahab v Alejandro Davidovich Fokina | 6-3,1-6,0-6 |
| ITF Portugal F3 | 2018/03/08 15:45 | Lamine Ouahab v Martim L Prata | 6-4,6-2 |
| Davis Cup | 2018/02/04 13:30 | Lamine Ouahab v Nikoloz Basilashvili | 6-1,6-3 |
| Davis Cup | 2018/02/03 11:00 | Lamine Ouahab v George Tsivadze | 6-3,6-3 |
| ITF Tunisia F3 | 2018/01/26 10:10 | Lamine Ouahab v Jordi Samper-Montana | 3-6,4-6 |
| ITF Tunisia F3 | 2018/01/25 12:45 | Gabriel Petit v Lamine Ouahab | 1-6,0-6 |
| ITF Tunisia F3 | 2018/01/24 10:30 | Pavel Nejedly v Lamine Ouahab | 5-7,3-6 |
| ITF Tunisia F2 | 2018/01/18 08:30 | Lamine Ouahab v Sergio Gutierrez-Ferrol | 3-6,2-6 |
| ITF Portugal F3 | 2018/03/10 12:50 | Carlos E. Severino v Tiago Cacao | 3-6,6-2,6-1 |
| ITF Portugal F3 | 2018/03/08 13:30 | Tiago Cacao v Roberto Ortega-Olmedo | 6-2,1-6,6-4 |
| ITF Portugal F2 | 2018/02/27 18:30 | Pablo Vivero Gonzalez v Tiago Cacao | 6-3,6-0 |
| ITF Portugal F1 | 2018/02/25 11:00 | Tiago Cacao v Frederico Ferreira Silva | 2-6,7-6,5-7 |
| ITF Portugal F1 | 2018/02/24 13:05 | Yannick Mertens v Tiago Cacao | 3-6,6-4,4-6 |
| ITF Portugal F1 | 2018/02/23 11:35 | Tiago Cacao v Ben Patael | 1-6,6-1,6-3 |
| ITF Portugal F1 | 2018/02/21 12:40 | Tiago Cacao v Bruno Mardones | 6-4,6-1 |
| ITF Spain F2 | 2018/01/21 11:30 | Patrik Brydolf v Tiago Cacao | 6-2,7-6 |