Stadium: Court 1 Round: 27 Ground: Hardcourt outdoor
| ITF Portugal F9 | 2018/06/20 09:00 | Tiago Cacao v Matvey Minin | 2-6,6-0,6-2 |
| 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 F9 | 2018/06/20 14:30 | Duarte Vale v Leny Mitjana | 6-3,7-5 |
| ITF Portugal F9 | 2018/06/18 10:30 | Duarte Vale v Alexander Donski | 6-3,7-5 |
| ITF Portugal F9 | 2018/06/17 09:00 | Duarte Vale v Tiago R Fernandes | 6-2,6-1 |
| ITF USA F4 | 2018/01/18 18:00 | Gonzalo Escobar v Duarte Vale | 2-6,6-3,7-6 |
| ITF USA F4 | 2018/01/17 19:00 | Strong Kirchheimer v Duarte Vale | 2-6,6-1,2-6 |
| ITF USA F4 | 2018/01/15 15:00 | Filip Bergevi v Duarte Vale | 4-6,6-3,5-7 |
| ITF USA F4 | 2018/01/14 20:00 | Mikhail Sokolovskiy v Duarte Vale | 2-6,2-6 |
| ITF USA F4 | 2018/01/14 16:30 | Korey Lovett v Duarte Vale | 4-6,4-6 |