Sir Arthur William Fadden (13 April 1895 – 21 April 1973) was the 13th Prime Minister of Australia. He was leader of the Country Party when Robert Menzies resigned in 1941. He became Prime Minister but lost to John Curtin in an election held only one month after he became Prime Minister. When Menzies became Prime Minister again in 1949, Fadden was the Treasurer for eight years.