Maria O'Brien
Acting1950Los Angeles, California, USA
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.
Known For
Acting History
2018
Dead on Arrival
as Neighbor
Howard
as Maria (archive footage)
2002
For the People
TVas Judge• 1 eps
1998
Suddenly Susan
TVas Maria• 1 eps
Beyond Belief: Fact or Fiction
TVas Paranormal Investigator (segment "The Chess Game")• 1 eps
1997
Good Luck
as Peggy
1996
Murder, She Wrote
TVas Lt. Abbe Esposito• 1 eps
1992
In Sickness and in Health
as Nancy
1991
In a Stranger's Hand
as Paula
1990
1989
Your Mother Wears Combat Boots
as Carla
1988
Matlock
TVas Juanita Martinez• 2 eps
1987
Magnum, P.I.
TVas Club Manager Applicant• 1 eps
1984
Protocol
as Donna
1982
CHiPs
TVas Patti Poncherello• 1 eps
1981
The Incredible Shrinking Woman
as Neighbor
1980
1978
The Love Boat
TVas Rita Almerez• 1 eps
1977
The Choirboys
as Carrier 2's Wife
1975
Smile
as Maria
Shell Game
as Lola Ramirez