Evelyn Guerrero (born February 24, 1949) is an American retired actress. She was also the wife of actor Pat Morita. Guerrero starred in various movies and television series from 1969 to 1999. She is best known for portraying "Donna" in three Cheech and Chong movies. In 1980, Guerrero became the first Latina to pose in "Playboy" magazine.