The 2009 Brasil Open was a men's tennis tournament played on outdoor clay courts.

17 and defending champion Nicolás Almagro, Tommy Robredo and Albert Montañés.

Other top seeds are 2009 Viña del Mar finalist José Acasuso, Marcel Granollers, Eduardo Schwank, Nicolas Devilder and Potito Starace.

The following players received wildcards into the main draw: The following players received entry from the qualifying draw: Tommy Robredo def.

Thomaz Bellucci, 6–3, 3–6, 6–4 Marcel Granollers / Tommy Robredo def.