The Ryan Ministry was the 27th ministry of the Government of Queensland and was led by Premier T. J. Ryan of the Labor Party. It was the first majority Labor government in Queensland's history. It succeeded the Denham Ministry on 1 June 1915, following the latter's defeat at the 1915 state election on 22 May. It was succeeded by the Theodore Ministry on 22 October 1919 following T. J. Ryan's resignation from the Queensland parliament to run for federal politics.