Round: 28 Ground: Clay
| ITF Spain F23 MD | 2018/08/15 16:30 | Arias/Zeballos v Sorni Chavarria/Winter Lopez | 6-3,6-2 |
| ITF Spain F22 MD | 2018/08/10 20:00 | Arias/Zeballos v Hoyt/Jandric | 6-7,1-6 |
| Challenger Segovia MD | 2018/07/30 14:45 | Menendez-Maceiras/Stakhovsky v Arias/Zeballos | 3-6,6-3,10-5 |
| ITF Spain F17 MD | 2018/07/06 10:00 | Arias/Zeballos v Deviatiarov/Hoyt | 4-6,4-6 |
| ITF Spain F17 MD | 2018/07/05 18:15 | Arias/Zeballos v G Fernandez/P Allica | 6-0,6-2 |
| ITF Spain F17 MD | 2018/07/02 12:35 | Arias/Zeballos v L Hernaez/T Martin | 7-6,6-0 |
| ITF Spain F16 MD | 2018/06/25 20:45 | Arias/Zeballos v Durasovic/Vidal Azorin | 1-6,4-6 |
| ITF Mexico F2 MD | 2018/05/16 22:25 | Arias/Zeballos v Bradley/Findel-Hawkins | 7-5,3-6,6-10 |
| ITF Spain F23 MD | 2018/08/15 17:10 | Durasovic/Reed v Bellier/Tessa | 6-1,2-6,7-10 |
| ITF Spain F23 MD | 2018/08/13 16:00 | Bellier/Tessa v Marrero Curbelo/M Pujolras | 6-3,6-1 |