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.
Brian Kerr, Baron Kerr of Tonaghmore
On 29 June 2009, he was created Baron Kerr of Tonaghmore, of Tonaghmore in the County of Down, and was introduced to the House of Lords the same day. He was the last person to be appointed a Lord of Appeal in Ordinary (and therefore the last to be given a law life peerage under the 1876 Act), and on 1 October 2009 he became one of the inaugural Justices of the new Supreme Court of the United Kingdom. He was also the youngest member, at age 61. He was succeeded as Lord Chief Justice of Northern Ireland on 3 July 2009 by Sir Declan Morgan.