2018 Open Castilla y León – Men's doubles

Adrián Menéndez Maceiras and Sergiy Stakhovsky were the defending champions but withdrew before their quarterfinal match.

Andrés Artuñedo and David Pérez Sanz won the title after defeating Matías Franco Descotte and João Monteiro 6–7(3–7), 6–3, [10–6] in the final.

Seeds
• # 🇮🇳 Sriram Balaji / 🇮🇳 Vishnu Vardhan (quarterfinals)

• # 🇧🇦 Tomislav Brkić / Ante Pavić (semifinals)

• # 🇪🇸 Adrián Menéndez Maceiras / 🇺🇦 Sergiy Stakhovsky (quarterfinals, withdrew)

• # 🇮🇹 Filippo Baldi / 🇮🇹 Andrea Pellegrino (first round)