Stadium: Court 5 Round: 62 Ground: Clay
| ITF M25 Villena | 2021/01/31 10:30 | Denis Klok v Mario Mansilla Diez | 6-2,6-3 |
| ITF M15 Getafe Madrid | 2020/11/29 13:00 | Mario Mansilla Diez v Michael Zhu | 3-6,5-7 |
| ITF M15 Benicarlo | 2020/11/22 08:30 | Mariano Alberto Hasenkopf v Mario Mansilla Diez | 6-7,6-1,10-7 |
| ITF M15 Villena | 2020/11/15 11:30 | Mario Mansilla Diez v Alberto Barroso Campos | 3-6,3-6 |
| ITF M15 Sintra | 2020/09/13 10:00 | Mario Mansilla Diez v Albert Roglan | 6-7,1-6 |
| Spanish Summer League | 2020/07/22 11:00 | Mario Mansilla Diez v Jordan Correia | 0-6,4-6 |
| ITF M15 Monastir | 2019/11/25 12:30 | Mario Mansilla Diez v Tom Pisane | 6-3,5-7,7-10 |
| ITF M15 Monastir | 2019/11/25 08:00 | Shinnosuke Hiramatsu v Mario Mansilla Diez | 6-4,5-7,6-10 |
| ITF M15 Madrid | 2020/12/04 11:25 | Miguel Damas v Adrian Andreev | 4-6,4-6 |
| ITF M15 Madrid | 2020/12/03 10:30 | Timofey Skatov v Miguel Damas | 4-6,6-7 |
| ITF M15 Madrid | 2020/12/02 13:00 | Michael Zhu v Miguel Damas | 3-6,4-6 |
| ITF M15 Getafe Madrid | 2020/12/01 11:30 | Carles Hernandez v Miguel Damas | 1-6,7-6,5-10 |
| ITF M15 Getafe Madrid | 2020/11/30 11:30 | Mikel Martinez v Miguel Damas | 2-6,0-6 |
| ITF M15 Villena | 2020/11/15 11:30 | Miguel Damas v Jorge Martinez Martinez | 5-7,6-7 |
| ITF M15 Valldoreix | 2020/11/08 13:00 | Vladislav Ivanov v Miguel Damas | 5-7,7-6,10-4 |
| ITF M15 Melilla | 2020/09/23 14:10 | Miguel Damas v Maxime Pauwels | 6-2,4-6,2-6 |