Undersecretary | Years Served | Loy Henderson | 1922 - 1960 | William Stoltzfus | 1949 - 1976 | Joseph Sisco | 1951 - 1976 | Hermann Elits | 1947 - 1979 | Andrew Kilgore | 1949 - 1980 | Richard Bordeaux Parker | 1949 - 1981 | Talcott Williams Seelye | 1950 - 1981 | Alfred Leroy Atherton | 1954 - 1984 | Nicholas A. Veliotes | 1955 - 1986 | William L. Eagleton | 1949 - 1988 | Richard W. Murphy | 1955 - 1989 | Robert Pelletreau | 1962 - 1996 | Edward Djerejian | 1966 - 1994 | Hume Alexander Horan | 1966 - 1998 | Edward S. Walker | 1967 - 2001 | Edward Gnehm | 1969 - 2003 | L. Paul Bremer | 1966 - 1989, 2003 - 2004 | Martin Indyk | 1995 - 2011 | Daniel Kurtzer | 1981 - 2006 | C. David Welch | 1977 - 2008 | Dennis Ross | 1989 - 1992 | John Negroponte | 1962 - 2009 | Ryan Clark Crocker | 1972 - Present | Barbara Bodine | 1975 - Present | Francis J. Ricciardone | 1978 - Present | Zalmay Khalilzad | 1984 - Present | William Joseph Burns | 1982 - Present | James Steinberg | 2009 - Present | Source: U.S. State Department |