The following is a list of ambassadors of the United States to Guyana. The current title given by the United States State Department to this position is Ambassador Extraordinary and Minister Plenipotentiary.
Representative Title Presentationof credentials Terminationof mission Appointed by Delmar R. Carlson Chargé d'Affaires ad interim May 26, 1966 August 17, 1966 Lyndon B. Johnson Delmar R. Carlson Ambassador Extraordinary and Plenipotentiary August 17, 1966 September 13, 1969 Spencer Matthews King Ambassador Extraordinary and Plenipotentiary October 15, 1969 March 8, 1974 Richard Nixon Max V. Krebs Ambassador Extraordinary and Plenipotentiary April 4, 1974 June 15, 1976 John R. Burke Ambassador Extraordinary and Plenipotentiary September 30, 1977 September 22, 1979 Jimmy Carter George B. Roberts Jr. Ambassador Extraordinary and Plenipotentiary November 5, 1979 September 8, 1981 Gerald Eustis Thomas Ambassador Extraordinary and Plenipotentiary February 18, 1982 September 6, 1983 Ronald Reagan Clint Arlen Lauderdale Ambassador Extraordinary and Plenipotentiary August 2, 1984 June 11, 1987 Theresa Anne Tull Ambassador Extraordinary and Plenipotentiary September 18, 1987 July 10, 1990 Dennis K. Hays Chargé d'Affaires ad interim July 10, 1990 January 21, 1992 George H. W. Bush George Fleming Jones Ambassador Extraordinary and Plenipotentiary January 21, 1992 August 25, 1995 David L. Hobbs Ambassador Extraordinary and Plenipotentiary November 2, 1995 September 15, 1996 Bill Clinton Hugh Simon Chargé d'Affaires ad interim September 15, 1996 September 25, 1997 James F. Mack Ambassador Extraordinary and Plenipotentiary September 25, 1997 April 21, 2000 Ronald D. Godard Ambassador Extraordinary and Plenipotentiary January 29, 2001 July 6, 2003 George W. Bush Roland W. Bullen Ambassador Extraordinary and Plenipotentiary August 14, 2003 July 14, 2006 David M. Robinson Ambassador Extraordinary and Plenipotentiary August 26, 2006 March 16, 2008 John Melvin Jones Ambassador Extraordinary and Plenipotentiary July 21, 2008 December 31, 2009 Thomas C. Pierce Chargé d'Affaires ad interim August 31, 2010 September 15, 2011 Barack Obama D. Brent Hardt Ambassador Extraordinary and Plenipotentiary September 15, 2011 July 6, 2014 Perry L. Holloway Ambassador Extraordinary and Plenipotentiary October 2, 2015 December 8, 2018 Terry Steers-Gonzalez Chargé d'Affaires ad interim January 2019 March 13, 2019 Donald Trump Sarah-Ann Lynch Ambassador Extraordinary and Plenipotentiary March 13, 2019 September 12, 2023 Adrienne Galanek Chargé d'Affaires ad interim September 13, 2023 October 23, 2023 Joe Biden Nicole D. Theriot Ambassador Extraordinary and Plenipotentiary October 23, 2023 Incumbent
Consuls to Demerara, British Guyana
As of 1852, the consul employed two or three consular agents.
1832–1846 - Moses Benjamin 1846–1849 - Samuel J. Masters 1849 - Elijah J. Payne 1849–1852 - Charles Benjamin 1853–1854 - Rev. Charles Wheeler Denison 1858–1859 - A. V. Colvin 1860 - Thomas C. Jenkins Jr. 1861 - Theodore D. Edwards 1863–1864 - Charles Gilbert Hannah 1865–1888 - 1887–1888 - David T. Bunker 1888–1891 - W. T. Walthall 1894 - Louis Springer Deleplaine 1895 - Dr. James Spaight 1896–1897 - Andrew Johnson Patterson 1897–1904 - George H. Moulton
Consuls to Georgetown, British Guiana
1905 - William Wedemeyer 1905 - John McMackin 1914–1916 - George E. Chamberlain 1943 - Carlton Hurst Jr. 1965 - Delmar Carlson
See also Guyana – United States relations Foreign relations of Guyana Ambassadors of the United States
References
United States Department of State: Background notes on Guyana
External links United States Department of State: Chiefs of Mission for Guyana United States Department of State: Guyana United States Embassy in Georgetown