Gregory Ivan "Greg" Combet AM (/ˈkɒmbeɪ/; born 28 April 1958) is a former Australian politician and trade unionist. He was Secretary of the Australian Council of Trade Unions between 2000 and 2007. He was elected member for the New South Wales seat of Charlton for the Australian Labor Party at the 2007 election and was immediately appointed Parliamentary Secretary for Defence Procurement in the First Rudd Ministry on 3 December 2007.