Round: 62 Ground: Clay
| ITF Spain F26 | 2018/09/02 11:30 | Bruno Mardones v Miguel Vallejo | 6-3,6-2 |
| ITF Spain F26 | 2018/09/02 11:30 | Bruno Mardones v Miguel Vallejo | 6-3,6-2 |
| ITF Spain F26 | 2018/09/01 09:40 | Ramon Del Olmo Diaz v Miguel Vallejo | 4-6,2-6 |
| ITF Spain F25 | 2018/08/25 10:00 | Miguel Vallejo v Yuanfeng Li | 4-6,3-6 |
| ITF Spain F24 | 2018/08/19 09:30 | Sergio Martos Gornes v Miguel Vallejo | 6-0,6-4 |
| ITF Spain F24 | 2018/08/18 09:00 | Chinmaya Dev Chauhan v Miguel Vallejo | 6-7,4-6 |
| ITF Spain F19 Qual | 2018/07/15 07:30 | Sergi Perez Contri v Miguel Vallejo | 7-5,6-0 |
| ITF Spain F15 Qual | 2018/06/10 10:00 | Joel Cannell v Miguel Vallejo | 7-5,6-4 |
| ITF Spain F12 | 2018/05/19 07:00 | Ioannis Papounidis v Miguel Vallejo | 6-3,6-4 |
| ITF Spain F26 | 2018/09/04 16:30 | Pol Toledo Bague v Bruno Mardones | 6-3,6-3 |
| ITF Spain F26 | 2018/09/02 11:30 | Bruno Mardones v Miguel Vallejo | 6-3,6-2 |
| ITF Spain F25 | 2018/08/26 10:30 | Bruno Mardones v Jurgen Briand | 4-6,0-6 |
| ITF Spain F25 | 2018/08/25 11:30 | Bruno Mardones v Oriol Fillat Gimenez | 6-2,6-2 |
| ITF Spain F21 | 2018/07/31 08:50 | Bruno Mardones v Claudio Fortuna | 5-7,3-6 |
| ITF Spain F20 | 2018/07/24 10:20 | Bruno Mardones v Andres F Canovas | 2-6,0-6 |
| ITF Spain F20 Qual | 2018/07/23 08:00 | Bruno Mardones v Pol Fernandez | 6-1,6-2 |
| ITF Spain F20 Qual | 2018/07/21 09:30 | Bruno Mardones v Andre Ku Meza | 6-1,6-2 |