| ITF Portugal F20 Qual | 2017/09/23 09:30 | Valdoleiros, Guilherme v von Hafe Perez, Jose | 2-6,1-6 |
| ITF Portugal F13 | 2017/07/23 10:30 | Henderson, Russell v Valdoleiros, Guilherme | 6-2,6-2 |
| ITF Portugal F12 | 2017/07/16 08:00 | Larriere, Clement v Valdoleiros, Guilherme | 6-3,6-2 |
| ITF Portugal F12 | 2017/07/15 08:00 | Valdoleiros, Guilherme v Elhalafawy, Yaseen | 6-7,6-1,6-1 |
| ITF Portugal F10 | 2017/07/01 09:00 | Justin Roberts v Valdoleiros, Guilherme | 6-4,6-1 |
| ITF Portugal F2 | 2017/03/05 16:30 | Valdoleiros, Guilherme v Diogo Marques | 5-7,5-7 |
| ITF Portugal F1 | 2017/02/25 13:00 | Rodrigues, Daniel v Valdoleiros, Guilherme | 6-3,6-2 |
| ITF Portugal F20 Qual | 2017/09/25 09:00 | Lavanchy, Nathan v Andrade, Goncalo | 1-6,0-6 |
| ITF Portugal F20 Qual | 2017/09/24 10:30 | Almeida, Tomas v Lavanchy, Nathan | 5-7,2-6 |
| ITF Portugal F20 Qual | 2017/09/23 09:30 | Teixeira, Duarte Nuno v Lavanchy, Nathan | 5-7,2-6 |
| ITF Spain F30 Qual | 2017/09/16 14:30 | Rodriguez Queralto, Arnau v Lavanchy, Nathan | 6-1,6-2 |
| ITF Spain F29 Qual | 2017/09/10 08:00 | Lavanchy, Nathan v Sergi Perez Contri | 2-6,2-6 |
| ITF Portugal F18 | 2017/08/26 09:00 | Lavanchy, Nathan v von Hafe Perez, Jose | 3-6,3-6 |
| ITF Spain F26 Qual | 2017/08/19 09:00 | Lavanchy, Nathan v Fernandez-Guimera, Alfonso | 2-6,6-3,6-7 |
| ITF Spain F25 | 2017/08/12 11:30 | Afonso Portugal v Lavanchy, Nathan | 6-2,6-0 |