Maria O'Brien
Acting
Born August 14, 1950 · Los Angeles, California, USA
Died February 24, 2026
Also known as Maria O'Brian
Biography
Maria O'Brien (August 14, 1950 – February 24, 2026) was an American actress and acting coach. She was the daughter of actors Edmond O'Brien and Olga San Juan, and sister of voice actor Brendan O'Brien. She was best known as a character actress, but she also had a recurring role on a few television series, such as Ave 43 and The Life and Times of Eddie Roberts. She was also an acting coach on soap operas, such as Days of Our Lives, Sunset Beach, and Passions.
Filmography15 titles
Murder, She Wrote
Magnum, P.I.
Beyond Belief: Fact or Fiction
Matlock
CHiPs
Howard
The Love Boat
Your Mother Wears Combat Boots
Suddenly Susan
In a Stranger's Hand
Protocol
The Choirboys
The Incredible Shrinking Woman
Shell Game
Dead on Arrival