Tsakhiagiin Elbegdorj (, "Cahiagín Elbegdorj" ; also referred to as Mongolyin Tsakhiagiin Elbegdorj and Tsakhia Elbegdorj; born 30 March 1963) is a Mongolian politician and activist. He was President of Mongolia from 2009 to 2017. He previously was Prime Minister in 1998 and again from 2004 to 2006.