Julia Leigh (b. 1970) is an Australian novelist, film director and screenwriter.
Born in 1970 in Sydney, Australia,[ Leigh is the eldest of three daughters of a doctor and maths teacher. She initially studied law but shifted to writing. For a time she worked at the Australian Society of Authors. Her mentors included leading authors Frank Moorhouse and Toni Morrison.
Leigh is the author of the novels The Hunter and Disquiet, which received critical acclaim. The Hunter was adapted into a 2011 feature film starring Willem Dafoe, Sam Neill and Frances O'Connor. Leigh also wrote the screenplay Sleeping Beauty about a university student drawn into a mysterious world of desire. She made her directorial debut with this screenplay in 2011 Sleeping Beauty starring Emily Browning. Her film was selected for the main competition at the 2011 Cannes Film Festival.