Round: 26 Ground: Clay
| Challenger Braga MD | 2018/05/11 13:00 | Arends/Shamasdin v Martinez Portero/Vega Hernandez | 6-0,6-3 |
| Challenger Braga MD | 2018/05/09 15:10 | Bednarek/Reese v Martinez Portero/Vega Hernandez | 7-6,4-6,9-11 |
| Challenger Braga MD | 2018/05/07 16:05 | Ferreira/Maia v Martinez Portero/Vega Hernandez | 1-6,0-6 |
| Challenger Tunis MD | 2018/04/16 16:10 | Martinez Portero/Vega Hernandez v Jebavy/Mergea | 2-6,3-6 |
| Challenger Alicante MD | 2018/04/05 09:30 | Koolhof/Sitak v Martinez Portero/Vega Hernandez | 5-7,6-4,10-5 |
| Challenger Alicante MD | 2018/04/03 14:50 | Eysseric/Nys v Martinez Portero/Vega Hernandez | 2-6,4-6 |
| Challenger Ortisei MD | 2017/10/09 13:25 | Arends/Sancic v Martinez Portero/Vega Hernandez | 7-6,7-6 |
| ITF Spain F29 MD | 2017/09/14 20:10 | Martinez Portero/Vega Hernandez v Giner/Pla Malfeito | 3-6,6-4,10-5 |