Name: Caesar A. Rodney
	State of Residency: Delaware
	Title: Minister Plenipotentiary
	Appointment: Jan 27, 1823
	Presentation of Credentials: Dec 27, 1823
	Termination of Mission: Died at post, Jun 10, 1824
	Note: Commissioned as Minister Plenipotentiary at Buenos Aires.
	 
	Name: John M. Forbes
	State of Residency: Massachusetts
	Title: Chargé d'Affaires
	Appointment: Mar 9, 1825
	Presentation of Credentials: [Aug 20, 1825]
	Termination of Mission: Died at post, Jun 14, 1831
	 
	Name: Francis Baylies
	State of Residency: Massachusetts
	Title: Chargé d'Affaires
	Appointment: Jan 3, 1832
	Presentation of Credentials: Jun 15, 1832
	Termination of Mission: Left post, Sep 26, 1832
	Note: Commissioned to the Republic of Buenos Aires.
	 
	Name: William Brent, Jr.
	State of Residency: District of Columbia
	Title:. Chargé d'Affaires
	Appointment: Jun 14, 1844
	Presentation of Credentials: Nov 15, 1844
	Termination of Mission: Presented recall, Jul 7, 1846
	Note: Commissioned to the Republic of Buenos Aires.
	 
	Name: William A. Harris
	State of Residency: Virginia
	Title: Chargé d'Affaires
	Appointment: Feb 19, 1846
	Presentation of Credentials: Jul 7, 1846
	Termination of Mission: Probably presented recall before Sep 12, 1851
	Note: Commissioned to the Argentine Confederation.
	 
	Name: John S. Pendleton
	State of Residency: Virginia
	Title: Chargé d'Affaires
	Appointment: Feb 27, 1851
	Presentation of Credentials: Sep 12, 1851 or soon thereafter
	Termination of Mission: Relinquished charge from Montevideo, Uruguay, as of Mar 31, 1854.
	Note: Commissioned to the Argentine Republic. Pendleton served as Chargé d'Affaires to Chile from 1841 to 1844, and Minister to Brazil in 1852. 
	 
	Name: James A. Peden
	State of Residency: Florida
	Title: Minister Resident
	Appointment: Jun 29, 1854
	Presentation of Credentials: Jan 22, 1855
	Termination of Mission: Left Buenos Aires about May 1, 1857
	Note: Commissioned on May 22, 1854, as Chargé d'Affaires to the Republic of Buenos Aires, but did not proceed to post in this capacity. Nominated Feb 25, 1856, to be Envoy Extraordinary and Minister Plenipotentiary to the Argentine Confederation; nomination withdrawn before the Senate acted upon it. The dates given on the second line [see entry below] are for Peden's service as Minister Resident to the Republic of Buenos Aires; those in brackets on the third line relate to his service as Minister Resident to the Argentine Confederation, with its capital at Parana.
	 
	Name: James A. Peden
	State of Residency: Florida
	Title: Minister Resident
	Appointment: Jun 25, 1856
	Presentation of Credentials: [Dec 1, 1854]
	Termination of Mission: [Presented recall, Dec 1, 1858]
	 
	Name:Benjamin C. Yancey
	State of Residency: Georgia
	Title: Minister Resident
	Appointment: Jun 14, 1858
	Presentation of Credentials: Dec 1, 1858
	Termination of Mission: Transmitted recall by note from Montevideo, Uruguay, Sep 30, 1859
	Note: Commissioned to the Argentine Confederation.
	 
	Name: John F. Cushman
	State of Residency: Mississippi
	Title: Minister Resident
	Appointment: Jul 18, 1859
	Presentation of Credentials: Dec 22, 1859
	Termination of Mission: Relinquished charge Feb 17, 1861
	Note: Commissioned to the Argentine Confederation. Commissioned during a recess of the Senate; recommissioned after confirmation on Jan 24, 1860.
	 
	Name: Robert M. Palmer
	State of Residency: Pennsylvania
	Title: Minister Resident
	Appointment: Mar 28, 1861
	Presentation of Credentials: Oct 5, 1861
	Termination of Mission: Left post about Apr 12, 1862
	Note: Commissioned to the Argentine Confederation.
	 
	Name: Robert C. Kirk
	State of Residency: Ohio
	Title: Minister Resident
	Appointment: Mar 4, 1862
	Presentation of Credentials: Jun 21, 1862
	Termination of Mission: Left post, Jul 26, 1866
	Note: Commissioned to the Argentine Confederation.
	 
	Name: Alexander Asboth
	State of Residency: Missouri
	Title: Minister Resident
	Appointment: Mar 12, 1866
	Presentation of Credentials: Oct 20, 1866
	Termination of Mission: Died at post, Jan 21, 1868
	Note: Commssioned to the Argentine Republic. Accredited also to Uruguay; resident at Buenos Aires. Asboth, born in Hungary, served the United States Army with distinction as a Brigadier General during the Civil War. 
	 
	Name: H. G. Worthington
	State of Residency: Nevada
	Title: Minister Resident
	Appointment: Jun 5, 1868
	Presentation of Credentials: Sep 11, 1868
	Termination of Mission: Presented recall, Jul 8, 1869
	Note: Commssioned to the Argentine Republic. Accredited also to Uruguay; resident at Buenos Aires.
	 
	Name: Robert C. Kirk
	State of Residency: Ohio
	Title: Minister Resident
	Appointment: Apr 16, 1869
	Presentation of Credentials: Jul 8, 1869
	Termination of Mission: Presented recall, Nov 4, 1871
	Note: Commssioned to the Argentine Republic. Accredited also to Uruguay; resident at Buenos Aires.
	 
	Name: Julius White
	State of Residency: Illinois
	Title: Minister Resident
	Appointment: Dec 12, 1872
	Presentation of Credentials: May 6, 1873
	Termination of Mission: Left post, Nov 14, 1873
	Note: Commssioned to the Argentine Republic.
	Commissioned during a recess of the Senate Jul 23, 1872; declined appointment. White served the U.S. Army with distinction as a Brigadier General during the Civil War. 
	 
	Name: Thomas O. Osborn
	State of Residency: Illinois
	Title: Minister Resident
	Appointment: Feb 10, 1874
	Presentation of Credentials: May 21, 1874
	Termination of Mission: Recommissioned as Minister Resident/Consul General
	Note: Commssioned to the Argentine Republic.
	 
	Name: Thomas O. Osborn
	State of Residency: Illinois
	Title: Minister Resident/Consul General
	Appointment: Jul 7, 1884
	Termination of Mission: Probably presented recall on or before Oct 15, 1885
	Note: Commssioned to the Argentine Republic.
	Commissioned during a recess of the Senate; recommissioned after confirmation on Jul 7, 1884.
	 
	Name: Bayless W. Hanna
	State of Residency: Indiana
	Title: Minister Resident/Consul General
	Appointment: Jun 17, 1885
	Presentation of Credentials: Oct 15, 1885
	Termination of Mission: Promoted to Envoy Extraordinary and Minister Plenipotentiary
	Note: Commissioned to the Argentine Republic. Commissioned during a recess of the Senate; recommissioned after confirmation on Apr 28, 1886.
	 
	Name: Bayless W. Hanna
	State of Residency: Indiana
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Jul 1, 1887
	Presentation of Credentials: Feb 15, 1888
	Termination of Mission: Left post, Jul 8, 1889
	Note: Commssioned to the Argentine Republic. Commissioned during a recess of the Senate; recommissioned after confirmation on Dec 15, 1881.
	 
	Name: John R. G. Pitkin
	State of Residency: Louisiana
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Jul 26, 1889
	Presentation of Credentials: Oct 31, 1889
	Termination of Mission: Left post, Aug 15, 1893
	Note: Commssioned to the Argentine Republic. Commissioned during a recess of the Senate; recommissioned after confirmation on Jan 9, 1890.
	 
	Name: William I. Buchanan
	State of Residency: Iowa
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Jan 26, 1894
	Presentation of Credentials: May 19, 1894
	Termination of Mission: Left post, Jul 11, 1899
	Note: Commssioned to the Argentine Republic.
	 
	Name: William P. Lord
	State of Residency: Oregon
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Oct 16, 1899
	Presentation of Credentials: Feb 14, 1900
	Termination of Mission: Left post, Mar 27, 1903
	Note: Commssioned to the Argentine Republic.
	Commissioned during a recess of the Senate; recommissioned after confirmation on Dec 14, 1899. Lord served as a Justice on the Oregon Supreme Court from 1880 to 1894, and as Governor of Oregon from 1895 to 1899.   
	 
	Name: John Barrett
	State of Residency: Oregon
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Jul 2, 1903
	Presentation of Credentials: Dec 21, 1903
	Termination of Mission: Left post, Apr 27, 1904
	Note: Commssioned to the Argentine Republic. Commissioned during a recess of the Senate; recommissioned after confirmation Nov 16, 1903. Barrett served as Minister to Siam (Thailand) from 1894 to 1898, Minister to Panama from 1894 to 1895, Minister to Colombia from 1895 to 1896, and Director General of the Pan American Union (now the Organization of American States) from 1907 to 1921. 
	 
	Name: Arthur M. Beaupre
	State of Residency: Illinois
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Mar 17, 1904
	Presentation of Credentials: Jun 17, 1904
	Termination of Mission: Left post, May 2, 1908
	Note: Commssioned to the Argentine Republic.
	 
	Name: Spencer F. Eddy
	State of Residency: Illinois
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Apr 2, 1908
	Presentation of Credentials: Aug 27, 1908
	Termination of Mission: Left post, Jan 2, 1909
	Note: Commssioned to the Argentine Republic.
	 
	Name: Charles H. Sherrill
	State of Residency: New York
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Apr 1, 1909
	Presentation of Credentials: Jun 30, 1909
	Termination of Mission: Left post, Sep 16, 1910
	Note: Commssioned to the Argentine Republic.
	 
	Name: John W. Garrett
	State of Residency: Maryland
	Title: Envoy Extraordinary and Minister Plenipotentiary
	Appointment: Dec 14, 1911
	Presentation of Credentials: Feb 29, 1912
	Termination of Mission: Left post, Nov 22, 1913
	 
	Name: Frederic Jesup Stimson
	State of Residency: Massachusetts
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Oct 1, 1914
	Presentation of Credentials: Jan 8, 1915
	Termination of Mission: Left post, Apr 21, 1921
	 
	Name: John W. Riddle
	State of Residency: Connecticut
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Nov 18, 1921
	Presentation of Credentials: Mar 8, 1922
	Termination of Mission: Left post, May 28, 1925
	 
	Name: Peter Augustus Jay
	State of Residency: Rhode Island
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Mar 18, 1925
	Presentation of Credentials: Sep 24, 1925
	Termination of Mission: Left post, Dec 30, 1926
	 
	Name: Robert Woods Bliss
	State of Residency: New York
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Feb 17, 1927
	Presentation of Credentials: Sep 9, 1927
	Termination of Mission: Left post, Apr 29, 1933
	 
	Name: Alexander W. Weddell
	State of Residency: Virginia
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jun 3, 1933
	Presentation of Credentials: Sep 18, 1933
	Termination of Mission: Left post, Oct 29, 1938
	Note: Weddell served as Ambassador to Spain from 1939 to 1942. 
	 
	Name: Norman Armour
	State of Residency: New Jersey
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 18, 1939
	Presentation of Credentials: Jun 19, 1939
	Termination of Mission: Normal relations interrupted Feb 24, 1944; new Government of Argentina still unrecognized by the United States when Armour left post, Jun 29, 1944. 
	Note: In a long career as a foreign service officer, Armour served as Chief of Mission to eight countries (France, 1929; Haiti, 1932-1935; Canada, 1935-1938; Chile, 1938-1939; Argentina, 1939-1944; Spain, 1945; Venezuela, 1950-1951; and Guatemala, 1954-1955), and as Assistant Secretary of State for Political Affairs from 1922 to 1924. While serving in Russia during the 1917 Revolution, he met and eventually married a Russian princess. 
	 
	Name: Spruille Braden
	State of Residency: New York
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 8, 1945
	Presentation of Credentials: May 21, 1945
	Termination of Mission: Left post, Sep 23, 1945
	Note: Braden was one of the owners of the Braden Copper Company in Chile, a prominent shareholder of the United Fruit Company, an officer in the W. Averell Harriman Securities Corporation, and an agent of Standard Oil. He held several brief but important ambassadorships, to Colombia (1939-1942), Cuba (1942), Argentina (1945), Guatemala (1953-1954), and Chile (1975-1976). His diplomatic activities in these countries often coincided with coups d’etats and other interventions in internal politics. 
	 
	Name: George S. Messersmith
	State of Residency: Delaware
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Apr 12, 1946
	Presentation of Credentials: May 23, 1946
	Termination of Mission: Left post, Jun 12, 1947
	Note: Messersmith served as the head of the U.S. Consulate in Nazi Germany during the rise of the Nazi party.
	 
	Name: James Bruce
	State of Residency: Maryland
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jul 12, 1947
	Presentation of Credentials: Aug 21, 1947
	Termination of Mission: Left post, Aug 20, 1949
	 
	Name: Stanton Griffis
	State of Residency: Connecticut
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Sep 22, 1949
	Presentation of Credentials: Nov 17, 1949
	Termination of Mission: Left post, Sep 23, 1950
	 
	Name: Ellsworth Bunker
	State of Residency: New York
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Mar 13, 1951
	Presentation of Credentials: May 8, 1951
	Termination of Mission: Left post, Mar 12, 1952
	Note: Although not a career foreign service officer, Bunker was an experienced diplomat. He served as ambassador to Italy from 1952 to 1953, India from 1956 to 1961, the Organization of American States from 1964 to 1966, and South Vietnam from 1967 to 1973. 
	 
	Name: Albert F. Nufer
	State of Residency: New York
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 29, 1952
	Presentation of Credentials: Aug 14, 1952
	Termination of Mission: Left post, May 12, 1956
	 
	Name: Willard L. Beaulac
	State of Residency: Rhode Island
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 10, 1956
	Presentation of Credentials: Jun 1, 1956
	Termination of Mission: Left post, Aug 2, 1960
	Note: Nominated July 17, 1953 to be Ambassador to Argentina; nomination withdrawn before the Senate acted upon it; renominated in 1956. Beaulac served as ambassador to Paraguay from 1944 to 1947, Colombia from 1947 to 1951, Cuba from 1951 to 1953, and Chile from 1953 to 1956. He also wrote five books on foreign affairs. 
	 
	Name: Roy Richard Rubottom, Jr.
	State of Residency: Texas
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Aug 27, 1960
	Presentation of Credentials: Oct 20, 1960
	Termination of Mission: Left post, Oct 19, 1961
	Note: Commissioned during a recess of the Senate Jul 29, 1960; declined appointment.
	 
	Name: Robert McClintock
	State of Residency: California
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Feb 6, 1962
	Presentation of Credentials: Feb 14, 1962
	Termination of Mission: Left post, May 10, 1964
	 
	Name: Edwin M. Martin
	State of Residency: Ohio
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jan 29, 1964
	Presentation of Credentials: Jun 11, 1964
	Termination of Mission: Left post, Jan 5, 1968
	 
	Name: Carter L. Burgess
	State of Residency: New York
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jul 24, 1968
	Presentation of Credentials: Aug 21, 1968
	Termination of Mission: Left post, Mar 14, 1969
	 
	Name: John Davis Lodge
	State of Residency: Connecticut
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 27, 1969
	Presentation of Credentials: Jul 23, 1969
	Termination of Mission: Left post, Nov 10, 1973
	Note: Lodge served as a Republican Congressman from Connecticut from 1947 to 1951, Governor of Connecticut from 1951 to 1955, Ambassador to Spain from 1955 to 1961, and Switzerland in 1983. 
	 
	Name: Robert C. Hill
	State of Residency: New Hampshire
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Dec 19, 1973
	Presentation of Credentials: Feb 15, 1974
	Termination of Mission: Left post, May 10, 1977
	Note: Hill served as ambassador to Costa Rica from 1953 to 1954, El Salvador from 1954 to 1955, Mexico from 1957 to 1960, and Spain from 1969 to 1972. 
	 
	Name: Raul H. Castro
	State of Residency: Arizona
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Sep 15, 1977
	Presentation of Credentials: Nov 16, 1977
	Termination of Mission: Left post, Jul 30, 1980
	Note: The Mexican-born Castro served as ambassador to El Salvador from 1964 to 1968, and to Bolivia from 1968 to 1969. He was the first Hispanic Governor of Arizona from 1975 to 1979. 
	 
	Name: Harry W. Shlaudeman
	State of Residency: California
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Oct 2, 1980
	Presentation of Credentials: Nov 4, 1980
	Termination of Mission: Left post, Aug 26, 1983
	 
	Name: Frank V. Ortiz
	State of Residency: New Mexico
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Nov 18, 1983
	Presentation of Credentials: Nov 29, 1983
	Termination of Mission: Left post, Aug 29, 1986
	 
	Name: Theodore E. Gildred
	State of Residency: California
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Oct 16, 1986
	Presentation of Credentials: Nov 6, 1986
	Termination of Mission: Left post, May 31, 1989
	 
	Name: Terence A. Todman
	State of Residency: Virgin Islands
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Apr 20, 1989
	Presentation of Credentials: Jun 13, 1989
	Termination of Mission: Left post, Jun 28, 1993
	Note: Todman served as ambassador to Chad from 1969 to 1972, Guinea from 1972 to 1975, Costa Rica from 1975 to 1977, Spain from 1978 to 1983, and Denmark from 1983 to 1989.
	 
	Name: William Graham Walker
	State of Residency: Maryland
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Note: Nomination of May 12, 1992, was not acted upon by the Senate.
	 
	Name: James Richard Cheek
	State of Residency: Arkansas
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: May 28, 1993
	Presentation of Credentials: Jul 19, 1993
	Termination of Mission: Left post, Dec 18, 1996
	Note: Ronald D. Godard served as Chargé d'Affaires ad interim, Dec 1996- .
	 
	Name: Hassan Nemazee
	State of Residency: New York
	Non-career appointee
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jan 6, 1999
	Note: Nomination returned without confirmation Aug 5, 1999.
	 
	Name: James Donald Walsh
	State of Residency: Pennsylvania
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Jun 14, 2000
	Presentation of Credentials: Jul 3, 2000
	Termination of Mission: Left post May 21, 2003
	 
	Name: Lino Gutierrez
	State of Residency: Florida
	Foreign Service officer
	Title: Ambassador Extraordinary and Plenipotentiary
	Appointment: Apr 16, 2003
	Presentation of Credentials: Oct 15, 2003
	Termination of Mission: Left post, April 8, 2006
	 
	 
                             
                            
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