2018 Barcelona Open Banco Sabadell – Doubles
Florin Mergea and Aisam-ul-Haq Qureshi were the defending champions, but Mergea chose to compete in Budapest instead. Qureshi played alongside Jean-Julien Rojer, but lost in the final to Feliciano López and Marc López, 6–7, 4–6.
Feliciano and Marc López became the first all-spanish team in winning the tournament since 1997.
Qualifying
Qualifiers
- ''' Jaume Munar / Tommy Robredo'''