Biography:Kim Jong Un, born 8 January 1983, is a North Korean politician who has been President of North Korea since 2011 and the leader of the Workers' Party of Korea (WPK) since 2012. He is the third son of Kim Jong Il, who was North Korea's second President from 1994 to 2011, and a grandson of Kim Il Sung, who was the founder and first President of North Korea from its establishment in 1948 until his death in 1994.