Mariclare Costello

Mariclare Costello

Acting6th February 1936(died at 90)Peoria, Illinois, USA32 titles

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.

Born

6th February 1936 · Peoria, Illinois, USA

Died

17th April 2026

Known for

Acting

Also known as

Mariclare Catherine Costello

Links

IMDb

Known for

Filmography

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