Round: 26 Ground: Hardcourt outdoor
| ITF China F3 MD | 2018/01/23 07:00 | Purcell R / Tanuma R v Diez S / Mardones B | 6-3,6-4 |
| ITF China F2 MD | 2018/01/17 08:15 | Cui J / Wang R v Diez S / Mardones B | 6-3,6-4 |
| ITF China F2 MD | 2018/01/16 10:15 | Ji A / Liu H v Diez S / Mardones B | 0-6,4-6 |
| ITF Tunisia F31 MD | 2017/10/22 13:15 | Diez S / Mardones B v Den Heijer G / Pontjodikromo S | 6-2,6-4 |
| ITF Tunisia F31 MD | 2017/10/21 14:30 | Diez S / Mardones B v Barranco Cosano J / Winter Lopez B | 6-3,6-1 |
| ITF Tunisia F31 MD | 2017/10/19 12:25 | Diez S / Mardones B v Cungu R / Jotovski T | 6-4,6-4 |
| ITF Tunisia F31 MD | 2017/10/17 15:15 | Muller, Alexandre / Serdarusic, Nino v Diez S / Mardones B | 6-1,3-6,9-11 |
| ITF Spain F32 MD | 2017/10/05 15:00 | Gennaro D / Heras P v Diez S / Mardones B | 6-1,7-5 |
| ITF Portugal F4 MD | 2018/03/16 16:20 | Ortega-Olmedo R / Vega Hernandez D v Bothwell P / Findel-Hawkins J | 6-7,6-4,7-10 |
| ITF Portugal F4 MD | 2018/03/15 14:30 | Ortega-Olmedo R / Vega Hernandez D v Faria L / Leote Prata M | 6-2,6-4 |
| ITF Portugal F3 MD | 2018/03/13 15:45 | Ortega-Olmedo R / Vega Hernandez D v Neuchrist M / Pichler D | 4-6,6-4,0-0 |
| ITF Portugal F3 MD | 2018/03/13 14:00 | Ortega-Olmedo R / Vega Hernandez D v Neuchrist M / Pichler D | 4-6,6-4,10-3 |
| ITF Portugal F3 MD | 2018/03/13 11:15 | Ortega-Olmedo R / Vega Hernandez D v Nikles J / Perret L | 6-1,6-0 |
| ITF Portugal F3 MD | 2018/03/08 23:00 | Ortega-Olmedo R / Vega Hernandez D v Cabral F / Dias F | 6-4,7-5 |
| Challenger Segovia MD | 2017/08/05 11:35 | Menendez-Maceiras A / Stakhovsky S v Ortega-Olmedo R / Vega Hernandez D | 4-6,6-3,10-7 |
| Challenger Segovia MD | 2017/08/04 16:10 | Granollers G / Granollers M v Ortega-Olmedo R / Vega Hernandez D | 6-7,3-6 |