Kim Jong-un (officially transcribed Kim Jong Un; Korean: 김정은; Korean pronunciation: [kim. dzɔŋ. ɯn];[a] born 8 January 1983 or 1984) is a North Korean politician. He is currently the incumbent Supreme Leader of North Korea since 2011 and Chairman of the Workers' Party of Korea since 2012. Kim is the second child of Kim Jong-il (1941–2011), the country's second leader from 1994 to 2011, and Ko Yong-hui (1952–2004). He is the grandson of Kim Il-sung, who was the founder and first leader of North Korea from 1948 to 1994. Kim is the first North Korean leader who was born after the country's founding, and is also the second youngest currently-serving head of government in the world.