Pat Duncan (born April 8, 1960) is a Canadian politician from Yukon. Duncan served as leader of the Yukon Liberal Party from 1998 to 2005 and as the sixth premier of Yukon from 2000 until 2002. Duncan was the first Liberal premier of the Yukon and the first female premier in the Yukon, the second woman in Canadian history to win the premiership of a province or territory through a general election, the first to do so by defeating an incumbent premier, and the first to do so by defeating a male opponent. Duncan was appointed to the Senate of Canada on December 12, 2018.