Ambassador O. Koray Ertaş serves as Turkish Ambassador to the UK since 14 March 2023. He previously served as the Turkish Ambassador to Romania (2014-2019), Special Advisor to the Foreign Minister (2019-2023), and Chief of Staff to the President (2011-2014). Prior to that he worked at the Turkish Embassy in Washington, D.C. (2008-2011), Turkish Permanent Mission to the UN Office in Geneva (2003-2005), Turkish Embassy in Sofia (2000-2003), and the Policy Planning Department at the Turkish Foreign Ministry (1997-2000). Mr. Ertaş also worked at the U.S. State Department as a Transatlantic Fellow (2008-2009).

O. Koray Ertaş has a PhD degree from George Mason University’s School of Conflict Analysis and Resolution. He has an M.A. in Contemporary European Studies from University of Sussex and a bachelor’s degree in International Relations from Ankara University.

Ambassador Ertaş was born in Iskenderun, Türkiye, in 1974. He is married with three children.