Alejandro "Alex" Sosa is a fictional character and the main antagonist in the 1983 American crime film Scarface and the 2006 video game Scarface: The World Is Yours. He is an international Bolivian drug lord and the chief supplier of cocaine for his business partner Tony Montana. Only when Sosa was betrayed did his relationship with Tony Montana end. Sosa is portrayed by Paul Shenar in the film. He is based on the Bolivian drug lord Roberto Suárez Goméz.
