Anthony Lake, American academic and diplomat, 18th United States National Security Advisor
William Anthony Kirsopp Lake (born April 2, 1939) is an American diplomat and political advisor who served as the 18th United States National Security Advisor from 1993 to 1997 and as the 6th Executive Director of UNICEF from 2010 to 2017.

He has been a foreign policy advisor to many Democratic U.S. presidents and presidential candidates, and served as National Security Advisor under U.S. President Bill Clinton from 1993 to 1997. Lake is credited as being one of the individuals who developed the policy that led to the resolution of the Bosnian War. He also held the chair of Distinguished Professor in the Practice of Diplomacy at the Edmund A. Walsh School of Foreign Service at Georgetown University, in Washington, D.C.