Choonghee Hahn is Ambassador and Deputy Permanent Representative of the Republic of Korea to the United Nations. Ambassador HAHN’s major positions in the Ministry of Foreign Affairs include Director-General for Cultural Affairs (2012-2014), Sous-sherpa and Spokesman for the 2012 Seoul Nuclear Security Summit (2011-2012), Director-General for Human Resources (2010), and Deputy Director-General for North Korean Nuclear Affairs (2007-2008). Ambassador Hahn also served in the Ministry as Director for North American Affairs (2005-2007) and was Director for Policy and DPRK at the Korean Peninsula Energy Development Organization (KEDO) in New York (2002-2005).

As a career diplomat, his areas of expertise include North Korean nuclear affairs, nuclear non-proliferation, regional architecture surrounding the Korean Peninsula and Northeast Asia, North American, European and African affairs, as well as public diplomacy. He also served at the Korean Embassy in Washington, D.C. (1991-1994), Lagos (1994-1996), Vienna (1999-2002), and Paris (2008-2010).

Ambassador Hahn received an M.A. in international relations from the University of Pennsylvania, a B.A. in French from Seoul National University and studied at University of Paris I (Pantheon-Sorbonne) in its training program.