Stadium: Court 2 Round: 26 Ground: Hardcourt outdoor
| ITF Portugal F9 | 2018/06/18 09:00 | Tiago Cacao v Roberts Grinvalds | 6-1,6-3 |
| ITF Spain F14 | 2018/06/06 12:35 | Tiago Cacao v Andre Goransson | 2-6,6-7 |
| ITF Spain F14 | 2018/06/04 14:00 | Francisco Cabral v Tiago Cacao | 2-6,3-6 |
| Challenger Lisbon | 2018/05/14 13:20 | Sebastian Ofner v Tiago Cacao | 6-0,6-3 |
| Challenger Braga | 2018/05/08 09:00 | Tiago Cacao v Alex De Minaur | 6-2,2-6,3-6 |
| ATP Estoril Qual | 2018/04/29 14:25 | Tiago Cacao v Jaume Munar | 5-7,3-6 |
| ITF Portugal F8 | 2018/04/22 11:00 | Tiago Cacao v Frederico Ferreira Silva | 2-6,6-3,3-6 |
| ITF Portugal F8 | 2018/04/21 14:10 | Miliaan Niesten v Tiago Cacao | 4-6,5-7 |
| ITF Portugal F9 | 2018/06/18 09:00 | Matvey Minin v Francesco Bessire | 6-2,6-3 |
| ITF Spain F15 | 2018/06/14 17:00 | Pablo Vivero Gonzalez v Matvey Minin | 6-2,5-7,6-1 |
| ITF Spain F15 | 2018/06/12 15:00 | Andres F Canovas v Matvey Minin | 3-6,6-7 |
| ITF Spain F14 Qual | 2018/06/03 08:30 | Fernando Bogajo v Matvey Minin | 6-3,6-4 |
| ITF Kazakhstan F5 | 2018/04/26 06:30 | Teymuraz Gabashvili v Matvey Minin | 6-1,6-2 |
| ITF Kazakhstan F5 | 2018/04/25 05:30 | Matvey Minin v Bogdan Bobrov | 6-3,7-6 |
| ITF Kazakhstan F5 | 2018/04/24 04:00 | Matvey Minin v Imanol L Morillo | 6-7,6-2,6-0 |
| ITF Kazakhstan F5 Qual | 2018/04/23 06:35 | Imanol L Morillo v Matvey Minin | 2-6,6-7 |