Robert Murray Hill (born 25 September 1946), is the current Australian Ambassador to the United Nations and a former Australian politician. Mr Hill was a Liberal member of the Australian Senate from July 1981 to March 2006, representing South Australia. He was born in Adelaide, South Australia, and was educated at the University of Adelaide and the University of London, where he gained a masters degree in law. His father, Murray Hill, was a prominent Liberal member of the South Australian Legislative Council. He was a barrister and solicitor before entering politics. His daughter, Victoria, is an Australian actress..