Los Angeles, California, USA
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.

as Club Manager Applicant

as Lt. Abbe Esposito
1984

as Rita Almerez
1977

as Club Manager Applicant
1980

as Juanita Martinez
1986

as Paranormal Investigator (segment "The Chess Game")
1997

as Patti Poncherello
1977

as Maria
1996
as Judge
2002

as Neighbor
1981

as Maria (archive footage)
2018

as Maria
1975

as Carla
1990
as Peggy
1997

as Maria (archive footage)
2018

as Neighbor
2018

as Peggy
1997

as Nancy
1992

as Paula
1991

as Carla
1990

as Carla
1989

1988

as Donna
1984

as Neighbor
1981

1980

as Carrier 2's Wife
1977

as Maria
1975

as Lola Ramirez
1975
as Club Manager Applicant
1 ep.

as Lt. Abbe Esposito
1 episodes

as Rita Almerez
1 episodes

as Club Manager Applicant
1 episodes

as Juanita Martinez
2 episodes

as Paranormal Investigator (segment "The Chess Game")
1 episodes

as Patti Poncherello
1 episodes

as Maria
1 episodes
as Judge
1 episodes