Stadium: Court 1 Round: 26 Ground: Hardcourt outdoor
| ITF Portugal F8 Qual | 2018/04/18 11:40 | Fornell-Mestres, Marc v Cabral, Francisco | 6-4,6-2 |
| ITF Portugal F8 Qual | 2018/04/16 14:55 | Fornell-Mestres, Marc v Dowson, Dan | 2-6,0-6 |
| ITF Portugal F8 Qual | 2018/04/15 14:30 | Fornell-Mestres, Marc v Antonio, Joao | 6-1,5-7,7-5 |
| Turkey F12, Singles Qualifying | 2018/03/28 10:05 | Fornell-Mestres, Marc v Miladinovic, Marko | 6-7,3-6 |
| Turkey F12, Singles Qualifying | 2018/03/26 07:00 | Fornell-Mestres, Marc v Besada, Santiago | 4-6,7-6,6-3 |
| Turkey F12, Singles Qualifying | 2018/03/25 07:00 | Fornell-Mestres, Marc v Canas Garcia, Juan Pablo | 6-1,6-4 |
| Turkey F12, Singles Qualifying | 2018/03/24 06:30 | Fornell-Mestres, Marc v Major, Philip Wilbert | 6-1,7-5 |
| ITF Turkey F11 | 2018/03/21 09:20 | Peter Heller v Fornell-Mestres, Marc | 2-6,6-3,7-5 |
| ITF Portugal F8 | 2018/04/18 12:10 | Sao Thiago, Igor v Niesten, Miliaan | 1-6,3-6 |
| ITF Portugal F7 | 2018/04/12 12:20 | Niesten, Miliaan v Frederico Ferreira Silva | 0-6,5-7 |
| ITF Portugal F7 | 2018/04/11 09:00 | Prechtel, Sebastian v Niesten, Miliaan | 6-7,2-6 |
| ITF Portugal F7 Qual | 2018/04/09 10:00 | Niesten, Miliaan v Daniel Batista | 5-7,6-2,6-2 |
| ITF Portugal F7 Qual | 2018/04/08 16:00 | Niesten, Miliaan v Teixeira, Duarte Nuno | 6-3,6-3 |
| ITF Portugal F5 | 2018/03/21 14:10 | Vivero Gonzalez, Pablo v Niesten, Miliaan | 6-2,6-3 |
| ITF Portugal F5 Qual | 2018/03/19 11:00 | Niesten, Miliaan v Rodrigues, Pedro Gabriel | 6-1,6-4 |
| ITF Portugal F5 Qual | 2018/03/18 12:30 | Niesten, Miliaan v Binding, Jonathan | 4-6,6-3,6-1 |