2018 Swiss Indoors – Doubles

Ivan Dodig and Marcel Granollers were the defending champions, but chose not to participate together. Dodig was scheduled to play alongside Ben McLachlan, but withdrew with a back injury. Granollers teamed up with Rohan Bopanna, but lost in the quarterfinals to Dominic Inglot and Franko Škugor.

Inglot and Škugor went on to win the title, defeating Alexander and Mischa Zverev in the final 6–2, 7–5.

Seeds
• # Raven Klaasen / 🇳🇿 Michael Venus (first round)

• # Ivan Dodig / 🇯🇵 Ben McLachlan (withdrew)

• # Jean-Julien Rojer / 🇷🇴 Horia Tecău (quarterfinals)

• # 🇮🇳 Rohan Bopanna / 🇪🇸 Marcel Granollers (quarterfinals)

Seeds
• # 🇸🇪 Robert Lindstedt / 🇫🇷 Fabrice Martin (qualifying competition, lucky losers)

• # Nicolás Jarry / 🇦🇷 Leonardo Mayer (first round)

Qualifiers

 * 1) 🇪🇸 Guillermo García López / 🇪🇸 David Marrero

Lucky losers

 * 1) 🇸🇪 Robert Lindstedt / 🇫🇷 Fabrice Martin