Warwick Thornton (born 23 July, 1970; Alice Springs) is an Australian film director, screenwriter and cinematographer. His debut feature film Samson and Delilah won the Caméra d'Or at the 2009 Cannes Film Festival and the award for Best Film at the Asia Pacific Screen Awards. He also won the Asia Pacific Screen Award for Best Film in 2017 for Sweet Country.

Thornton is a Kaytetye man born and raised in Alice Springs. His mother Freda Glynn co-founded and was the first director of the Central Australian Aboriginal Media Association (CAAMA) and was the director of Imparja Television for its first 10 years. At 13, Thornton was sent to school in Australia's only monastic town, New Norcia, Western Australia, although he later declared he became angry with Christianity and did not consider himself religious. He graduated in cinematography from the Australian Film, Television and Radio School.