Stadium: Court 1 Round: 25 Ground: Clay
| Challenger Lisbon Qual | 2018/05/14 10:00 | Juan Pablo Ficovich v Andres F Canovas | 6-3,6-3 |
| Challenger Lisbon Qual | 2018/05/13 10:00 | Daniel Batista v Andres F Canovas | 0-6,3-6 |
| Challenger Lisbon Qual | 2018/05/12 09:00 | Andres F Canovas v Zhizhen Zhang | 6-3,6-3 |
| ITF Portugal F4 | 2018/03/14 14:35 | Dusty H. Boyer v Andres F Canovas | 3-6,6-4,6-3 |
| ITF Portugal F4 | 2018/03/13 13:30 | Andres F Canovas v Joao Antonio | 6-2,6-3 |
| ITF Portugal F4 | 2018/03/12 10:00 | Fernando Bogajo v Andres F Canovas | 1-6,5-7 |
| ITF Portugal F4 | 2018/03/11 11:30 | Tim Van Der Horst v Andres F Canovas | 1-6,1-6 |
| ITF Portugal F4 | 2018/03/11 11:30 | Manuel Almeida v Andres F Canovas | 0-6,0-6 |
| ATP Madrid Qual | 2018/05/05 09:00 | Federico Delbonis v Miguel Semmler | 6-4,6-1 |
| ITF Spain F10 | 2018/04/24 11:00 | Pedro Cachin v Miguel Semmler | 6-1,6-4 |
| ITF Spain F9 | 2018/04/19 12:20 | Raul Brancaccio v Miguel Semmler | 6-3,6-1 |
| ITF Spain F9 | 2018/04/17 09:50 | Miguel Semmler v Nikolas Sanchez Izquierdo | 6-4,7-6 |
| Challenger Barletta Qual | 2018/04/07 08:00 | Miguel Semmler v Andreas Haider-Maurer | 4-6,5-7 |
| Challenger Alicante Qual | 2018/03/31 08:30 | Miguel Semmler v Mario Vilella Martinez | 2-6,1-6 |
| Challenger Marbella Qual | 2018/03/24 10:00 | Miguel Semmler v Matteo Donati | 4-6,4-6 |
| ITF Spain F7 | 2018/03/20 10:25 | Miguel Semmler v Javier Barranco Cosano | 3-6,6-7 |