Deidre Rubenstein (born 1948) is an Australian television and theatre actress, well known for her performance in Australian soap operas and main stage dramatic roles. She has won the Australian Film Institute (AFI)Award as Best Actress.
Rubenstein has worked in television comedies, drama, mini-series and TV movies. In 1970 she appeared in an episode of Homicide. She played a guest role in Prisoner (1979–80), as terrorist Janet Dominguez. In 2004 Rubenstein played the scheming Svetlanka Ristic in the soap opera Neighbours.