John Kerr (governor-general)
Sir John Robert Kerr, (24 September 1914 – 24 March 1991) was the 18th Governor-General of Australia. He dismissed the Labor government of Gough Whitlam on 11 November 1975, marking the climax of the most significant constitutional crisis in Australian history. He had previously been the 13th Chief Justice of the Supreme Court of New South Wales.
John Kerr (footballer, born 1959)
John Kerr (23 November 1959 – 4 June 2006) was a footballer who played at centre forward for Tranmere Rovers, Bristol City, Stockport County and Bury. He made 181 appearances for Tranmere, of which 154 were in the Football League, and scored 45 goals.