Canada
- Chiefs of Mission - People - Department History
Chiefs of Mission for Canada
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
- William Phillips (1878–1968)
- Envoy Extraordinary and Minister Plenipotentiary, June 1, 1927–December 14, 1929
- Hanford MacNider (1889–1968)
- Envoy Extraordinary and Minister Plenipotentiary, August 29, 1930–August 15, 1932
- Warren Delano Robbins (1885–1935)
- Envoy Extraordinary and Minister Plenipotentiary, May 16, 1933–March 28, 1935
- Norman Armour (1887–1982)
- Envoy Extraordinary and Minister Plenipotentiary, August 7, 1935–January 15, 1938
- Daniel Calhoun Roper (1867–1943)
- Envoy Extraordinary and Minister Plenipotentiary, May 19, 1939–August 20, 1939
- James Henry Roberts Cromwell (1898–1990)
- Envoy Extraordinary and Minister Plenipotentiary, January 24, 1940–May 16, 1940
- Jay Pierrepont Moffat (1896–1943)
- Envoy Extraordinary and Minister Plenipotentiary, June 13, 1940–January 24, 1943
- Ray Atherton (1883–1960)
- Envoy Extraordinary and Minister Plenipotentiary, August 3, 1943–November 19, 1943
- Ray Atherton (1883–1960)
- Ambassador Extraordinary and Plenipotentiary, November 19, 1943–August 30, 1948
- Laurence Adolph Steinhardt (1892–1950)
- Ambassador Extraordinary and Plenipotentiary, November 1, 1948–March 28, 1950
- Stanley Woodward (1899–1992)
- Ambassador Extraordinary and Plenipotentiary, June 22, 1950–January 14, 1953
- R. Douglas Stuart (1886–1975)
- Ambassador Extraordinary and Plenipotentiary, July 15, 1953–May 4, 1956
- Livingston Tallmadge Merchant (1903–1976)
- Ambassador Extraordinary and Plenipotentiary, May 23, 1956–November 6, 1958
- Richard Bowditch Wigglesworth (1891–1960)
- Ambassador Extraordinary and Plenipotentiary, December 15, 1958–October 19, 1960
- Livingston Tallmadge Merchant (1903–1976)
- Ambassador Extraordinary and Plenipotentiary, March 15, 1961–May 26, 1962
- William Walton Butterworth (1903–1975)
- Ambassador Extraordinary and Plenipotentiary, December 11, 1962–September 10, 1968
- Harold Francis Linder (1900–1981)
- Ambassador Extraordinary and Plenipotentiary, September 10, 1968–July 9, 1969
- Adolph William Schmidt (1904–2000)
- Ambassador Extraordinary and Plenipotentiary, September 11, 1969–January 29, 1974
- William James Porter (1914–1988)
- Ambassador Extraordinary and Plenipotentiary, March 13, 1974–December 16, 1975
- Thomas Ostrom Enders (1931–1996)
- Ambassador Extraordinary and Plenipotentiary, February 17, 1976–September 14, 1979
- Kenneth Merwin Curtis (1931–)
- Ambassador Extraordinary and Plenipotentiary, October 5, 1979–January 20, 1981
- Paul Heron Robinson Jr. (1930–)
- Ambassador Extraordinary and Plenipotentiary, July 15, 1981–September 9, 1985
- Thomas Michael Tolliver Niles (1939–)
- Ambassador Extraordinary and Plenipotentiary, September 10, 1985–June 28, 1989
- Edward Noonan Ney (1925–2014)
- Ambassador Extraordinary and Plenipotentiary, June 30, 1989–June 29, 1992
- Peter Barry Teeley (1940–)
- Ambassador Extraordinary and Plenipotentiary, July 3, 1992–February 19, 1993
- James J. Blanchard (1942–)
- Ambassador Extraordinary and Plenipotentiary, August 19, 1993–March 29, 1996
- James Donald Walsh (1946–)
- Chargé d’Affaires ad interim, March 1996–May 1997
- Gordon D. Giffen (1949–)
- Ambassador Extraordinary and Plenipotentiary, September 17, 1997–March 1, 2001
- Argeo Paul Cellucci (1948–)
- Ambassador Extraordinary and Plenipotentiary, April 17, 2001–March 18, 2005
- David Horton Wilkins (1946–)
- Ambassador Extraordinary and Plenipotentiary, June 24, 2005–January 20, 2009
- David C. Jacobson (1951–)
- Ambassador Extraordinary and Plenipotentiary, October 2, 2009–July 10, 2013
- Bruce Alan Heyman (1958–)
- Ambassador Extraordinary and Plenipotentiary, April 8, 2014–January 18, 2017
- Kelly Knight Craft (?–)
- Ambassador Extraordinary and Plenipotentiary, October 23, 2017–August 23, 2019
Other Nominees
- Nathan William MacChesney (1878–1954)
- Envoy Extraordinary and Minister Plenipotentiary: Not commissioned; nomination not confirmed by the Senate.