Dawson committed suicide by hanging on the morning of 22 February 2014 at her home in Woolloomooloo, Sydney, New South Wales. She was 47 years old. Police said they were called to the home at 11:18 a.m. and that there were no suspicious circumstances to the death. She had a long history of depression. She tried to commit suicide in August 2012, after a much publicised battle with Twitter trolls.