Stadium: Court 14 Round: 25
| ITF Portugal F16 | 2017/08/20 09:00 | Kanar, Jonathan v Perez Sanz, David | 5-7,5-7 |
| ITF Portugal F16 | 2017/08/19 09:00 | Perez Sanz, David v Ryan Peniston | 6-0,7-5 |
| ITF Portugal F16 | 2017/08/18 10:10 | Perez Sanz, David v Pulgar-Garcia, Jaime | 6-1,7-5 |
| ITF Portugal F16 | 2017/08/17 10:35 | Perez Sanz, David v Larriere, Clement | 6-4,6-1 |
| ITF Portugal F16 | 2017/08/16 13:15 | Vilardo, Francesco v Perez Sanz, David | 2-6,7-6,3-6 |
| ITF Portugal F12 | 2017/07/23 09:00 | Lucas Catarina v Perez Sanz, David | 6-4,6-4 |
| ITF Portugal F12 | 2017/07/22 09:30 | Nicolas Alvarez Varona v Perez Sanz, David | 6-7,7-5,5-7 |
| ITF Portugal F12 | 2017/07/21 09:00 | Perez Sanz, David v Daniel Batista | 6-1,6-2 |
| ITF Portugal F16 | 2017/08/15 09:00 | Semedo, Miguel v Pulgar-Garcia, Jaime | 1-6,6-7 |
| ITF Portugal F15 | 2017/08/08 10:00 | Semedo, Miguel v Pulgar-Garcia, Javier | 3-6,2-6 |
| ITF Portugal F14 | 2017/08/01 12:00 | Semedo, Miguel v Gil, Fred | 0-6,2-6 |
| ITF Portugal F13 | 2017/07/26 15:30 | Semedo, Miguel v Nuno Borges | 2-6,4-6 |
| ITF Portugal F12 | 2017/07/18 10:00 | Semedo, Miguel v Mitjana, Leny | 2-6,1-6 |
| ITF Portugal F11 | 2017/07/10 12:10 | Arthur Weber v Semedo, Miguel | 6-0,6-0 |
| ITF Portugal F10 | 2017/07/05 12:50 | Hugo Grenier v Semedo, Miguel | 6-1,6-2 |
| ITF Portugal F9 | 2017/06/29 11:05 | Semedo, Miguel v Crepaldi, Erik | 2-6,4-6 |