2009 Copa Petrobras Buenos Aires – Doubles

Máximo González and Sebastián Prieto were the defending champions, but they didn't participate together this year.

Prieto played with Horacio Zeballos, but they were eliminated by Juan Pablo Brzezicki and David Marrero already in the first round.

González played with Lucas Arnold Ker and they reached the final, where they lost to Brian Dabul and Sergio Roitman 4–6, 5–7.

Seeds
• # 🇪🇸 Rubén Ramírez Hidalgo / 🇪🇸 Santiago Ventura (semifinals)

• # 🇦🇷 Sebastián Prieto / 🇦🇷 Horacio Zeballos (first round)

• # 🇦🇷 Lucas Arnold Ker / 🇦🇷 Máximo González (final)

• # 🇦🇷 Brian Dabul / 🇦🇷 Sergio Roitman (champions)