Thailand - Chiefs of Mission - People - Department
History
Chiefs of Mission for Thailand
NOTE TO READERS
Updates to the Principal Officers and Chiefs of Mission database are currently suspended. For information about the Department’s current and recent leadership, we recommend visiting the Department of State homepage’s Biographies of Senior Officials and List of U.S. Ambassadors.
Notice posted on January 12, 2024.
Last
updated March 14, 2024.
Chiefs of Mission
- John Acoming Halderman Jr. (1838–1908)
- Minister Resident/Consul General, October 23, 1882–April 1, 1885
- Jacob T. Child (1832–1905)
- Minister Resident/Consul General, June 5, 1886–January 17, 1891
- Sempronius Hamilton Boyd (1828–1894)
- Minister Resident/Consul General, January 17, 1891–June 13, 1892
- John Barrett (1866–1938)
- Minister Resident/Consul General, November 15, 1894–April 26, 1898
- Hamilton King (1852–1912)
- Minister Resident/Consul General, April 26, 1898–July 3, 1903
- Hamilton King (1852–1912)
- Envoy Extraordinary and Minister Plenipotentiary, July 3, 1903–September 2, 1912
- Fred Warner Carpenter (1873–1957)
- Envoy Extraordinary and Minister Plenipotentiary, January 22, 1913–November 16, 1913
- William Harrison Hornibrook (1884–1946)
- Envoy Extraordinary and Minister Plenipotentiary, May 31, 1915–October 24, 1916
- George Pratt Ingersoll (1861–1927)
- Envoy Extraordinary and Minister Plenipotentiary, November 24, 1917–June 23, 1918
- George Wylie Paul Hunt (1859–1934)
- Envoy Extraordinary and Minister Plenipotentiary, September 6, 1920–October 1, 1921
- Edward Everett Brodie (1876–1939)
- Envoy Extraordinary and Minister Plenipotentiary, January 31, 1922–May 2, 1925
- William Worthington Russell (1859–1944)
- Envoy Extraordinary and Minister Plenipotentiary, January 9, 1926–January 7, 1927
- Harold Orville MacKenzie (1886–1980)
- Envoy Extraordinary and Minister Plenipotentiary, June 28, 1927–March 29, 1930
- David E. Kaufman (1883–1962)
- Envoy Extraordinary and Minister Plenipotentiary, December 9, 1930–June 15, 1933
- James Marion Baker (1861–1940)
- Envoy Extraordinary and Minister Plenipotentiary, December 9, 1933–May 2, 1936
- Edwin Lowe Neville (1884–1944)
- Envoy Extraordinary and Minister Plenipotentiary, October 2, 1937–May 1, 1940
- Hugh Gladney Grant (1888–1972)
- Envoy Extraordinary and Minister Plenipotentiary, August 20, 1940–August 30, 1941
- Willys Ruggles Peck (1882–1952)
- Envoy Extraordinary and Minister Plenipotentiary, September 16, 1941–December 8, 1941
- Charles Woodruff Yost (1907–1981)
- Chargé d’Affaires, January 5, 1946–July 4, 1946
- Edwin Forward Stanton (1901–1968)
- Envoy Extraordinary and Minister Plenipotentiary, July 4, 1946–May 9, 1947
- Edwin Forward Stanton (1901–1968)
- Ambassador Extraordinary and Plenipotentiary, May 9, 1947–June 30, 1953
- William Joseph Donovan (1883–1959)
- Ambassador Extraordinary and Plenipotentiary, September 4, 1953–August 21, 1954
- John Emil Peurifoy (1907–1955)
- Ambassador Extraordinary and Plenipotentiary, December 3, 1954–August 12, 1955
- Max Waldo Bishop (1908–1994)
- Ambassador Extraordinary and Plenipotentiary, January 9, 1956–January 6, 1958
- Ural Alexis Johnson (1908–1997)
- Ambassador Extraordinary and Plenipotentiary, February 14, 1958–April 10, 1961
- Kenneth Todd Young Jr. (1916–1972)
- Ambassador Extraordinary and Plenipotentiary, June 22, 1961–August 19, 1963
- Graham Anderson Martin (1912–1990)
- Ambassador Extraordinary and Plenipotentiary, November 7, 1963–September 9, 1967
- Leonard Seidman Unger (1917–2010)
- Ambassador Extraordinary and Plenipotentiary, October 4, 1967–November 19, 1973
- William Roscoe Kintner (1915–1997)
- Ambassador Extraordinary and Plenipotentiary, November 29, 1973–March 15, 1975
- Charles Sheldon Whitehouse (1926–2001)
- Ambassador Extraordinary and Plenipotentiary, May 30, 1975–June 19, 1978
- Morton Isaac Abramowitz (1933–)
- Ambassador Extraordinary and Plenipotentiary, August 9, 1978–July 31, 1981
- John Gunther Dean (1926–)
- Ambassador Extraordinary and Plenipotentiary, October 26, 1981–June 6, 1985
- William Andreas Brown (1930–)
- Ambassador Extraordinary and Plenipotentiary, July 5, 1985–August 5, 1988
- Daniel Anthony O’Donohue (1931–)
- Ambassador Extraordinary and Plenipotentiary, August 13, 1988–August 10, 1991
- David Floyd Lambertson (1940–)
- Ambassador Extraordinary and Plenipotentiary, September 24, 1991–August 25, 1995
- William H. Itoh (1943–)
- Ambassador Extraordinary and Plenipotentiary, February 20, 1996–February 1, 1999
- Richard E. Hecklinger (1943–)
- Ambassador Extraordinary and Plenipotentiary, March 9, 1999–December 21, 2001
- Darryl Norman Johnson (1938–2018)
- Ambassador Extraordinary and Plenipotentiary, March 29, 2002–December 28, 2004
- Ralph Leo Boyce (1952–)
- Ambassador Extraordinary and Plenipotentiary, March 9, 2005–July 21, 2007
- Eric G. John (1960–)
- Ambassador Extraordinary and Plenipotentiary, August 22, 2008–March 2, 2010
- Kristie Ann Kenney (1955–)
- Ambassador Extraordinary and Plenipotentiary, January 19, 2011–November 6, 2014
- Glyn T. Davies (1957–)
- Ambassador Extraordinary and Plenipotentiary, September 22, 2015–September 29, 2018
- Michael G. DeSombre (?–)
- Ambassador Extraordinary and Plenipotentiary, January 30, 2020–
Other Nominees
- Alexander C. Moore (?–?)
- Minister Resident/Consul General: Declined appointment.
- Alexander Sweek (1861–1950)
- Envoy Extraordinary and Minister Plenipotentiary: Not commissioned; nomination not confirmed by the Senate.
- Arthur H. Geissler (1877–1945)
- Envoy Extraordinary and Minister Plenipotentiary: Commissioned to Siam. Took oath of office, but did not proceed to post.