Roman Popadiuk
June 4, 1992 – July 30, 1993
William Green Miller
October 21, 1993 – January 6, 1998
Steven Pifer
January 20, 1998 – October 9, 2000
Carlos Pascual
October 22, 2000 – May 1, 2003
John E. Herbst
September 20, 2003 – May 26, 2006
William B. Taylor
June 21, 2006 – May 23, 2009
John F. Tefft
December 7, 2009 – July 9, 2013
Geoffrey Pyatt
August 15, 2013 – August 18, 2016
Marie L. Yovanovitch
August 18, 2016 till now
USUBS
