The Australian Hall is a heritage-listed community building located at 150-152 Elizabeth Street, in the Sydney central business district, in the City of Sydney local government area of New South Wales, Australia. It was the site of the Day of Mourning protests by Aboriginal Australians on 26 January 1938. It was also known as the Cyprus Hellene Club. The property is owned by the Indigenous Land Corporation, a statutory corporation of the Australian Government. It was added to the Australian National Heritage List on 20 May 2008 and was added to the New South Wales State Heritage Register on 2 April 1999.