Stadium: Bernard Frances Round: 25 Ground: Hardcourt outdoor
| ITF M25 Vic | 2021/05/17 09:00 | Alex Rybakov v Max Alcala Gurri | 6-2,7-5 |
| ITF M25 Vic | 2021/05/16 08:00 | Julien Cagnina v Max Alcala Gurri | 6-7,7-6,1-10 |
| ITF M15 Valldoreix | 2021/05/12 09:20 | Max Alcala Gurri v Maxime Hamou | 2-6,4-6 |
| ITF M15 Majadahonda | 2021/05/05 11:55 | Max Alcala Gurri v Alex Rybakov | 0-6,4-6 |
| ITF M15 Majadahonda | 2021/05/03 12:00 | Alexis Musialek v Max Alcala Gurri | 6-3,3-6,11-13 |
| ITF M15 Majadahonda | 2021/05/02 16:15 | Max Alcala Gurri v Aaron Cohen | 6-3,6-1 |
| ITF M25 Reus | 2021/04/14 11:25 | Max Alcala Gurri v Mathieu Perchicot | 2-6,3-6 |
| ITF M25 Reus | 2021/04/13 07:30 | Max Alcala Gurri v Kuzey Cekirge | 3-6,6-2,12-10 |
| ITF M15 Valldoreix | 2021/05/09 14:00 | Alvaro Lopez San Martin v Mario Mansilla Diez | 6-3,6-0 |
| ITF M15 Majadahonda | 2021/05/03 12:00 | Arthur Fils v Mario Mansilla Diez | 7-6,6-2 |
| ITF M15 Antalya | 2021/04/04 06:30 | Mario Mansilla Diez v Viacheslav Bielinskyi | 6-2,1-6,4-10 |
| ITF M15 Antalya | 2021/03/28 06:30 | Paul Woerner v Mario Mansilla Diez | 2-6,6-2,11-9 |
| ITF M25 La Nucia | 2021/03/14 08:00 | Carlos Lopez Montagud v Mario Mansilla Diez | 6-2,6-4 |
| ITF M15 La Nucia | 2021/03/09 11:00 | Mario Mansilla Diez v Miguel Damas | 6-3,3-6,3-10 |
| 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 |