
Mariclare Costello
ActingPersonal Info
gender
Female
birthday
February 6, 1936
died
April 17, 2026
place of birth
Peoria, Illinois, USA
also known as
Mariclare Catherine Costello
total credits
24 movies
Biography
Mariclare Catherine Costello (February 3, 1936 – April 17, 2026) was an American actress. She was a lifetime member of The Actors Studio. Costello's most notable role was that of Rosemary Hunter Fordwick on the television series The Waltons, from 1972 to 1977. In 1977, after her role on The Waltons, she played matriarch Maggie Fitzpatrick on the short-lived drama show The Fitzpatricks.
Known For
Filmography
24 credits · sorted by popularity · swipe or use arrows























