Labor Leader - 15 November 1916 - 10 January 1922

Biography
Labor Party Member of the House of Representatives 1901-22 (Yarra), and Minister for Trade and Customs in the three governments of Andrew Fisher (13 November 1908 - 2 June 1909, 29 April 1910 - 24 June 1913, and 17 September 1914 - 27 October 1915) and from 27 October 1915 - 14 September 1916 in the Labor government of WM Hughes. Tudor resigned from Hughes' Cabinet over the conscription issue and replaced Hughes as leader of the federal parliamentary Labor Party after Hughes' expulsion from the Labor Party in November 1916. He was leader until his death on 10 January 1922.
Image from peo.gov.au
Information from National Archives of Australia