Major General Leonard William Roberts-Smith, is a former Justice of the Supreme Court of Western Australia. From February 2005, he was one of the inaugural Judges of the Court of Appeal Division, having been first appointed to the Supreme Court on 6 November 2000. From May 2007, he served as Commissioner of the Corruption and Crime Commission of Western Australia, having been appointed for a five-year term. He retired on 31 January 2011.