Stadium: Court 3 Round: 54 Ground: Hardcourt outdoor
| ITF M25 Porto | 2019/07/22 15:00 | Sizya Ernest Kivanda v Diogo Marques | 2-6,6-3,7-10 |
| ITF M15 Setubal | 2019/06/26 14:40 | Diogo Marques v Edoardo Graziani | 7-6,5-7,3-6 |
| ITF Portugal F21 | 2017/10/01 13:00 | Tomas Almeida v Diogo Marques | 6-4,2-6,6-3 |
| ITF Portugal F21 | 2017/09/30 10:30 | Diogo Marques v Carlos Fernandez-Espinar | 5-7,7-6,6-3 |
| ITF Portugal F20 Qual | 2017/09/24 09:30 | Goncalo Falcao v Diogo Marques | 6-2,6-0 |
| ITF Portugal F19 | 2017/09/17 10:00 | Patrick Mayer v Diogo Marques | 6-3,7-5 |
| ITF Spain F25 | 2017/08/14 08:00 | Luis G Monio v Diogo Marques | 6-1,7-5 |
| ITF Spain F25 | 2017/08/12 08:30 | Samuel D F Garcia v Diogo Marques | 1-6,6-7 |
| ITF M25 Porto | 2019/07/22 15:00 | Afonso Portugal v Paulo Fernandes | 2-6,1-6 |
| ITF M15 Castelo Branco | 2019/07/15 09:00 | Pedro Araujo v Paulo Fernandes | 6-4,4-6,10-7 |
| ITF M15 Idanha-a-Nova | 2019/07/08 09:00 | Juan P Canas Garcia v Paulo Fernandes | 7-5,6-3 |
| ITF M15 Setubal | 2019/06/24 10:00 | Paulo Fernandes v Terence Das | 6-4,4-6,3-10 |
| ITF M15 Tabarka | 2019/04/29 12:30 | Tom Pisane v Paulo Fernandes | 6-2,6-2 |
| ITF M15 Tabarka | 2019/04/29 08:00 | Koonwar Gupta v Paulo Fernandes | 4-6,0-6 |
| ITF Portugal F20 | 2018/10/08 09:00 | Filipe Brandao v Paulo Fernandes | 6-1,6-0 |
| ITF Portugal F20 | 2018/10/07 13:00 | Afonso Portugal v Paulo Fernandes | 3-6,2-6 |