Chiefs of Mission for Costa Rica

Chiefs of Mission

• Mirabeau Buonaparte Lamar (1798–1859)
  • Minister Resident, September 14, 1858–May 20, 1859
• Alexander Dimitry (1805–1883)
  • Minister Resident, September 29, 1859–April 27, 1861
• Charles N. Riotte (1814–1887)
  • Minister Resident, August 29, 1861–January 18, 1867
• Albert Gallatin Lawrence (1836–1887)
  • Minister Resident, January 18, 1867–June 24, 1868
• Jacob Beeson Blair (1821–1901)
  • Minister Resident, October 6, 1868–June 30, 1873
• George McWillie Williamson (1829–1882)
  • Minister Resident, August 13, 1873–January 31, 1879
• Cornelius Ambrose Logan (1832–1899)
  • Minister Resident, December 25, 1879–April 17, 1882
• Henry Cook Hall (1820–1901)
  • Minister Resident, November 22, 1882
• Henry Cook Hall (1820–1901)
  • Envoy Extraordinary and Minister Plenipotentiary, November 22, 1882–May 16, 1889
• Lansing Bond Mizner (1825–1893)
  • Envoy Extraordinary and Minister Plenipotentiary, August 30, 1889–December 31, 1890
• Romualdo Pacheco (1831–1899)
  • Envoy Extraordinary and Minister Plenipotentiary, May 7, 1891–October 31, 1891
• Richard Cutts Shannon (1839–1920)
  • Envoy Extraordinary and Minister Plenipotentiary, October 31, 1891–April 30, 1893
• Lewis Baker (1832–1899)
  • Envoy Extraordinary and Minister Plenipotentiary, May 20, 1893–December 9, 1897
• William Lawrence Merry (1835–1911)
  • Envoy Extraordinary and Minister Plenipotentiary, January 15, 1898–December 12, 1907
• William Lawrence Merry (1835–1911)
  • Envoy Extraordinary and Minister Plenipotentiary, December 12, 1907–July 1, 1908
• William Lawrence Merry (1835–1911)
  • Envoy Extraordinary and Minister Plenipotentiary, July 1, 1908–March 4, 1911
• Lewis David Einstein (1877–1967)
  • Envoy Extraordinary and Minister Plenipotentiary, November 3, 1911–December 29, 1911
• Edward Joseph Hale (1839–1922)
  • Envoy Extraordinary and Minister Plenipotentiary, August 29, 1913–January 27, 1917
• Stewart Johnson (1880–1926)
  • Chargé d’Affaires ad interim, –December 5, 1918
• John Funk Martin Jr. (1889–1971)
  • Chargé d’Affaires ad interim, October 15, 1920–
• Walter Clarence Thurston (1894–1974)
  • Chargé d’Affaires ad interim, January 1921–March 1922
• Roy Tasco Davis (1889–1975)
  • Envoy Extraordinary and Minister Plenipotentiary, March 14, 1922–January 4, 1930
• Charles Christopher Eberhardt (1871–1965)
  • Envoy Extraordinary and Minister Plenipotentiary, March 14, 1930–September 24, 1933
• Leo R. Sack (1889–1956)
  • Envoy Extraordinary and Minister Plenipotentiary, October 16, 1933–January 10, 1937
• William Harrison Hornibrook (1884–1946)
  • Envoy Extraordinary and Minister Plenipotentiary, September 2, 1937–September 1, 1941
• Arthur Bliss Lane (1894–1956)
  • Envoy Extraordinary and Minister Plenipotentiary, October 27, 1941–March 17, 1942
• Robert McGregor Scotten (1891–1968)
  • Envoy Extraordinary and Minister Plenipotentiary, March 31, 1942–April 20, 1943
• Fay Allen Des Portes (1890–1944)
  • Envoy Extraordinary and Minister Plenipotentiary, May 20, 1943–September 11, 1944
• Hallett Johnson (1888–1968)
  • Ambassador Extraordinary and Plenipotentiary, February 14, 1945–May 16, 1947
• Walter Joseph Donnelly (1896–1970)
  • Ambassador Extraordinary and Plenipotentiary, June 27, 1947–October 15, 1947
• Nathaniel Penistone Davis (1895–1973)
  • Ambassador Extraordinary and Plenipotentiary, January 31, 1948–June 8, 1949
• Joseph Flack (1894–1955)
  • Ambassador Extraordinary and Plenipotentiary, August 13, 1949–September 21, 1950
• Philip Bracken Fleming (1887–1955)
  • Ambassador Extraordinary and Plenipotentiary, November 20, 1951–August 7, 1953
• Robert Charles Hill (1917–1978)
  • Ambassador Extraordinary and Plenipotentiary, November 4, 1953–September 10, 1954
• Robert Forbes Woodward (1908–2001)
  • Ambassador Extraordinary and Plenipotentiary, December 3, 1954–March 15, 1958
• Whiting Willauer (1906–1962)
  • Ambassador Extraordinary and Plenipotentiary, May 5, 1958–April 17, 1961
• Raymond L. Telles Jr. (1915–2013)
  • Ambassador Extraordinary and Plenipotentiary, May 22, 1961–February 19, 1967
• Clarence A. Boonstra (1914–2006)
  • Ambassador Extraordinary and Plenipotentiary, March 8, 1967–August 11, 1969
• Walter Christian Ploeser (1907–1993)
  • Ambassador Extraordinary and Plenipotentiary, April 27, 1970–April 13, 1972
• Viron Peter Vaky (1925–2012)
  • Ambassador Extraordinary and Plenipotentiary, October 17, 1972–February 9, 1974
• Terence Alphonso Todman (1926–2014)
  • Ambassador Extraordinary and Plenipotentiary, March 17, 1975–January 24, 1977
• Marvin Weissman (1927–)
  • Ambassador Extraordinary and Plenipotentiary, June 28, 1977–March 22, 1980
• Francis J. McNeil (1932–)
  • Ambassador Extraordinary and Plenipotentiary, July 8, 1980–June 27, 1983
• Curtin Winsor Jr. (1939–)
  • Ambassador Extraordinary and Plenipotentiary, July 14, 1983–February 18, 1985
• Lewis Arthur Tambs (1927–)
  • Ambassador Extraordinary and Plenipotentiary, August 1, 1985–January 1, 1987
• Deane Roesch Hinton (1923–2017)
  • Ambassador Extraordinary and Plenipotentiary, November 17, 1987–January 4, 1990
• Luis Guinot Jr. (1935–)
  • Ambassador Extraordinary and Plenipotentiary, August 27, 1991–March 1, 1993
• Joseph Beceila (?–)
  • Chargé d’Affaires ad interim, August 1993–October 1994
• Peter John De Vos (1938–2008)
  • Ambassador Extraordinary and Plenipotentiary, October 21, 1994–October 14, 1997
• Thomas J. Dodd (1935–)
  • Ambassador Extraordinary and Plenipotentiary, November 26, 1997–March 1, 2001
• John J. Danilovich (1950–)
  • Ambassador Extraordinary and Plenipotentiary, October 10, 2001–June 1, 2004
• Douglas M. Barnes (1955–)
  • Chargé d’Affaires ad interim, June 2004–July 2005
• Mark Langdale (1954–)
  • Ambassador Extraordinary and Plenipotentiary, November 8, 2005–January 22, 2008
• Peter E. Cianchette (1961–)
  • Ambassador Extraordinary and Plenipotentiary, June 12, 2008–June 22, 2009
• Anne Slaughter Andrews (1955–)
  • Ambassador Extraordinary and Plenipotentiary, January 12, 2010–June 13, 2013
• Gonzalo Rolando Gallegos (1963–)
  • Chargé d’Affaires ad interim, June 2013–February 2015
• Stafford Fitzgerald Haney (1969–)
  • Ambassador Extraordinary and Plenipotentiary, July 8, 2015–July 15, 2017
• Sharon Day (?–)
  • Ambassador Extraordinary and Plenipotentiary, October 3, 2017–

Other Nominees

• John Slidell (1793–1871)
  • Envoy Extraordinary and Minister Plenipotentiary: Commissioned during a recess of the Senate. Commissioned to Central America; declined appointment.
• Solon Borland (1808–1864)
  • Envoy Extraordinary and Minister Plenipotentiary: Commissioned during a recess of the Senate; recommissioned on February 9, 1854, after confirmation. Commissioned to Central America. Did not present credentials in Costa Rica.
• Thaddeus Phelps Mott (1831–1894)
  • Minister Resident: Not commissioned; nomination withdrawn before the Senate acted upon it.
• Charles N. Riotte (1814–1887)
  • Minister Resident: Not commissioned; nomination tabled by the Senate.
• Hans Frederick Arthur Schoenfeld (1889–1952)
  • Envoy Extraordinary and Minister Plenipotentiary: Did not serve under this appointment.
• Edward Albright (1873–1937)
  • Envoy Extraordinary and Minister Plenipotentiary: Took oath of office, but died in the United States before proceeding to post.
• Stanton Dean Anderson (1940–)
  • Ambassador Extraordinary and Plenipotentiary: Not commissioned; nomination of April 29, 1974, was not acted upon by the Senate.