Nadia Tass (born 1956) is a film director, producer and actress, originally from Florina, Macedonia, northern Greece, who moved to Australia in the 1960s. She began her career as an actress appearing in the television series Prisoner. Tass has developed into one of Australia's most respected and unique filmmakers with her films being responsible for twenty-three Australian Film Institute (AFI) nominations, while garnering eight wins including Best Film and Best Director. She has also directed plays in Australia including Miss Bosnia, Cosi and Summer of the Aliens.
Nadia Tass is married to fellow Australian director David Parker.