Richard Clark Barkley, American soldier, academic, and diplomat, United States Ambassador to East Germany (d. 2015)
Richard Clark Barkley (December 23, 1932 – January 30, 2015) was a United States diplomat. From December 1988 until October 1990, he was the last United States Ambassador to East Germany. After that, from 1991 to 1994, he was the United States Ambassador to Turkey.