2005 Brasil Open – Doubles

Mariusz Fyrstenberg and Marcin Matkowski were the defending champions, but lost in the semifinals to František Čermák and Leoš Friedl.

František Čermák and Leoš Friedl won in the final 6–4, 6–4, against José Acasuso and Ignacio González King.

Seeds
• # 🇦🇷 Gastón Etlis / 🇦🇷 Martín Rodríguez (quarterfinals)

• # 🇦🇷 Lucas Arnold / 🇦🇷 Mariano Hood (first round)

• # 🇨🇿 František Čermák / 🇨🇿 Leoš Friedl (champions)

• # 🇦🇷 Martín García / 🇦🇷 Sebastián Prieto (quarterfinals)