Paulo Barbosa Villaça (Bauru, São Paulo, 1933 — Rio de Janeiro, Rio de Janeiro, 1992) was a Brazilian actor and theatre director.

Villaça worked as a Literature professor, journalist and advertising manager before his breakthrough as an actor in the 1960s. He achieved success by playing the main role in Rogério Sganzerla's "The Red Light Bandit" (1968).