Charles David Welch (born 1953) is an American diplomat who served as Assistant Secretary of State for Near Eastern Affairs in the United States Department of State from 2005 through 2008. On August 14, 2008 in Tripoli, Welch signed the U.S.-Libya Comprehensive Claims Settlement Agreement paving the way for the restoration of full diplomatic and commercial relations between the two countries after a 25-year break. Welch is currently the president of the Europe, Africa & Middle East division of Bechtel.