Curtis Warren Kamman (born January 15, 1939) is a former career diplomat. Kamman graduated from Tucson High School and Yale University and entered the United States Foreign Service in 1960. He served as United States Ambassador to Bolivia, Chile, and Colombia. Kamman also served in various positions in the United States Department of State, including Director of East African Affairs, and in diplomatic assignments in Mexico, Hong Kong, Kenya, Cuba and the Soviet Union. In 1991, he was sent by President George H. W. Bush to re-establish diplomatic relations with the newly independent nations of Latvia, Lithuania and Estonia.