Stadium: Pista Fabian Dorado Round: 27 Ground: Clay
| ITF Spain F22 | 2018/08/08 17:00 | Diego Hidalgo v Marco Brugnerotto | 6-1,6-3 |
| ITF Spain F22 | 2018/08/07 18:20 | Diego Hidalgo v Luis Diego Chavez Villalpando | 6-2,6-4 |
| Challenger Segovia Qual | 2018/07/28 11:00 | Diego Hidalgo v Nicolas Alvarez Varona | 3-6,4-6 |
| ITF Spain F20 | 2018/07/24 08:00 | Pol Toledo Bague v Diego Hidalgo | 6-1,6-1 |
| ITF Spain F19 | 2018/07/20 14:00 | Diego Hidalgo v Raul Brancaccio | 6-1,5-7,2-6 |
| ITF Spain F19 | 2018/07/19 14:00 | Jaume Pla Malfeito v Diego Hidalgo | 6-4,2-6,4-6 |
| ITF Spain F19 | 2018/07/17 14:00 | Diego Hidalgo v Samuel M Arjona | 6-1,6-0 |
| ITF Spain F18 | 2018/07/12 14:15 | Javier Barranco Cosano v Diego Hidalgo | 6-2,6-7,6-2 |
| ITF Spain F22 | 2018/08/08 18:05 | Paul Cayre v David Perez Sanz | 2-6,5-7 |
| ITF Spain F22 | 2018/08/06 19:45 | Dennis Uspensky v David Perez Sanz | 3-6,1-6 |
| Challenger Segovia Qual | 2018/07/28 13:00 | David Perez Sanz v Sadio Doumbia | 4-6,2-6 |
| ITF Malaysia F2 | 2018/07/12 03:00 | David Perez Sanz v Soichiro Moritani | 5-7,2-6 |
| ITF Malaysia F2 | 2018/07/10 05:45 | David Perez Sanz v Sumit Sarkar | 7-5,6-0 |
| ITF Malaysia F1 | 2018/07/07 02:00 | Cheong-Eui Kim v David Perez Sanz | 6-3,7-5 |
| ITF Malaysia F1 | 2018/07/06 03:00 | Marco Brugnerotto v David Perez Sanz | 2-6,2-6 |
| ITF Malaysia F1 | 2018/07/05 05:20 | Siddharth Vishwakarma v David Perez Sanz | 4-6,4-6 |