Joseph Aloysius Lyons, (15 September 1879 – 7 April 1939) was an Australian politician. He was LaborPremier of Tasmania from 1923 to 1928 and a Minister in the James Scullin government from 1929 until his resignation from the Labor Party in March 1931. He subsequently led the United Australia Party and was the tenthPrime Minister of Australia from January 1932 until his death.