Stadium: Court 3 Round: 29 Ground: Clay
| ITF M15 Marbella | 2021/05/27 07:30 | Antoine Bellier v Daniel Merida Aguilar | 6-3,6-2 |
| ITF M15 Marbella | 2021/05/26 07:30 | Daniel Merida Aguilar v Miguel Damas | 3-6,6-1,6-2 |
| ITF M15 Valldoreix | 2021/05/10 11:00 | Alvaro Lopez San Martin v Daniel Merida Aguilar | 6-1,6-0 |
| ITF M15 Valldoreix | 2021/05/09 14:00 | Luis Faria v Daniel Merida Aguilar | 1-6,1-6 |
| ITF M25 Reus | 2021/04/13 14:30 | Eduard Esteve Lobato v Daniel Merida Aguilar | 7-5,6-7,6-3 |
| ITF M25 Villena | 2021/01/31 12:00 | Alejandro Manzanera Pertusa v Daniel Merida Aguilar | 4-6,6-4,10-4 |
| ITF M15 Manacor | 2021/01/03 11:30 | Matias Ponce De Leon v Daniel Merida Aguilar | 2-6,7-6,10-7 |
| ITF M15 Villena | 2020/11/15 10:00 | Sergi Perez Contri v Daniel Merida Aguilar | 6-3,6-4 |
| ITF M25 Vic | 2021/05/17 09:00 | Diego A B Sanchez v Imanol L Morillo | 4-6,4-6 |
| ITF M25 Vic | 2021/05/16 08:00 | Diego A B Sanchez v Rishab Agarwal | 6-3,7-5 |
| ITF M15 Valldoreix | 2021/05/11 08:00 | Diego A B Sanchez v Louis Dussin | 4-6,4-6 |
| ITF M15 Valldoreix | 2021/05/10 11:00 | Facundo Juarez v Diego A B Sanchez | 6-2,3-6,7-10 |
| ITF M15 Valldoreix | 2021/05/09 13:00 | Diego A B Sanchez v Hugo Pontico | 6-3,6-1 |
| ITF M15 Majadahonda | 2021/05/03 14:00 | Max Houkes v Diego A B Sanchez | 6-1,1-6,10-5 |
| ITF M15 Majadahonda | 2021/05/03 10:45 | Diego A B Sanchez v Yan Bondarevskiy | 6-4,2-6,10-3 |
| ITF M15 Majadahonda | 2021/05/02 12:00 | Alvaro Blanco Damea v Diego A B Sanchez | 4-6,1-6 |