Diana Canova (born Diana Rivero on June 1, 1953 in West Palm Beach, Florida) is an American actress best known for her role of nymphomaniac daughter Corinne Tate on Soap, a sitcom that parodied soap operas, between 1977 and 1980. Her professional last name is taken from the maiden name of her mother, actress and singer Judy Canova. She is a graduate of Hollywood High School.

In 1980, ABC executives offered Canova her own television series, starring alongside Danny Thomas in I'm a Big Girl Now. The show lasted just one season.

Canova's acting career entered a slump for years before she was cast as Sandy Beatty in Throb!, a successful sitcom which was broadcast in syndication from 1986 to 1988. She played "Jenny" in Stephen Sondheim's Broadway musical revival of Company in 1995.