Stadium: Court 1 Round: 44 Ground: Hardcourt outdoor
| ITF - Loule M15 | 2020/03/09 13:00 | Gabriele Moghini v David Marrero | 6-3,6-2 |
| ITF - Loule M15 | 2020/03/08 10:00 | David Marrero v Goncalo Falcao | 7-5,6-3 |
| ITF - Santo Domingo M15 | 2019/12/01 14:00 | David Marrero v Michel-Alexandre Fortin | 6-4,6-4 |
| Challenger Szczecin Qual | 2017/09/10 10:05 | David Marrero v Maxime Tabatruong | 0-6,4-6 |
| ATP Barcelona Qual | 2015/04/18 13:20 | Norbert Gombos v David Marrero | 7-5,6-1 |
| ITF - Idanha-A-Nova M25 | 2021/07/20 09:50 | Mario G Fernandez v Ben Jones | 2-6,2-6 |
| ITF - Idanha-A-Nova M25 | 2021/07/19 13:00 | Diego F Flores v Mario G Fernandez | 6-2,3-6,5-10 |
| ITF - Idanha-A-Nova M25 | 2021/07/18 13:00 | Mario G Fernandez v Guilherme Sousa Severin | 6-3,6-4 |
| ITF - Idanha-A-Nova M25 | 2021/07/11 10:30 | Miguel Damas v Mario G Fernandez | 4-6,7-6,10-7 |
| ITF - Marbella M15 | 2021/05/23 14:00 | Xavi Matas Ortega v Mario G Fernandez | 6-3,6-4 |
| ITF - Valldoreix M15 | 2021/05/12 11:00 | Juan Bautista Otegui v Mario G Fernandez | 6-4,6-3 |
| ITF - Majadahonda M15 | 2021/05/02 13:15 | Mario G Fernandez v Carlos Lopez Montagud | 1-6,2-6 |
| ITF - Reus M25 | 2021/04/11 11:00 | Titouan Droguet v Mario G Fernandez | 6-2,6-4 |