2016 Rio Open – Men's doubles

Martin Kližan and Philipp Oswald were the defending champions, but Kližan chose not to participate this year. Oswald played alongside Guillermo Durán, but lost in the first round to Rogério Dutra Silva and João Souza. Juan Sebastián Cabal and Robert Farah won the title, defeating Pablo Carreño Busta and David Marrero in the final, 7–6(7–5), 6–1.

Seeds
• # 🇧🇷 Marcelo Melo / 🇧🇷 Bruno Soares (semifinals)

• # 🇨🇴 Juan Sebastián Cabal / 🇨🇴 Robert Farah (champions)

• # Pablo Cuevas / 🇮🇹 Fabio Fognini (withdrew)

• # 🇺🇸 Nicholas Monroe / 🇺🇸 Jack Sock (first round, retired)

Seeds
• # 🇦🇷 Guillermo Durán / 🇦🇹 Philipp Oswald (qualifying competition, lucky losers)

• # 🇪🇸 Pablo Carreño Busta / 🇪🇸 David Marrero (qualified)

Qualifiers

 * 1) 🇪🇸 Pablo Carreño Busta / 🇪🇸 David Marrero

Lucky losers

 * 1) 🇦🇷 Guillermo Durán / 🇦🇹 Philipp Oswald