Michael Robert Polley AM (born 4 November 1949 in Westbury, Tasmania) is a Labor Party politician and former member of the Tasmanian House of Assembly in the Division of Lyons. First elected in 1972 at age 22 he was the longest-serving member of the Tasmanian parliament, having been re-elected at ten successive State elections. He is married with two sons and one daughter. In 1989 during the Field government he was made the speaker of the Tasmanian House of Assembly. He became speaker again in 1998 when Labor won government. He was minister for national parks 1976–1981.