Ban Ki-moon (Hangul: 반기문; Hanja: 潘基文; born 13 June 1944) is a South Korean diplomat. He was the eighth Secretary-General of the United Nations from 2007 to 2016. He replaced Kofi Annan on 1 January 2007.

Ban was the Foreign Minister of South Korea from January 2004 to November 2006. On October 13, 2006, he was elected to be the eighth Secretary-General by the United Nations General Assembly.