Paz Eufrasia Yrarrázaval Donoso (May 16, 1931 in Santiago – April 11, 2010) was a Chilean actress, best known for her work in television series during the 1980s and 1990s. Her credits included , La madrastra and . Paz, daughter of Joaquín Yrarrázaval Larraín, of Basque descent, and Ana Donoso Foster, served as the former director of the Escuela de Teatro at Pontifical Catholic University of Chile (UC), where she studied acting. She also founded two Chilean theater companies: Ictus and Teatro de Cámara.