List of ambassadors of the United States to Canada
This is a list of ambassadors from the United States to Canada. The ambassador is the head of the Embassy of the United States in Ottawa.

List of ambassadors of the United States to Canada

Section Title:
Table Section Text: This is a list of ambassadors from the United States to Canada. The ambassador is the head of the Embassy of the United States in Ottawa.

#	Ambassador	Picture	Took office	Left office	President(s)

1	William Phillips	-	June 1, 1927	December 14, 1929	Calvin Coolidge, Herbert Hoover

2	Hanford MacNider	-	August 29, 1930	August 15, 1932	Herbert Hoover

3	Warren Delano Robbins	-	May 16, 1933	March 28, 1935	Franklin D. Roosevelt

4	Norman Armour	-	August 7, 1935	January 15, 1939

5	Daniel Calhoun Roper	-	May 19, 1939	August 20, 1939

6	James H. R. Cromwell	-	January 24, 1940	May 16, 1940

7	Jay Pierrepont Moffat	-	June 13, 1940	January 24, 1943

8	Ray Atherton	-	August 3, 1943	August 30, 1948	Franklin D. Roosevelt Harry S. Truman

9	Laurence Steinhardt	-	November 1, 1949	March 28, 1950	Harry S. Truman

10	Stanley Woodward	-	June 22, 1950	January 14, 1953

11	R. Douglas Stuart	July 15, 1953	May 4, 1956	Dwight D. Eisenhower

12	Livingston T. Merchant	-	May 23, 1956	November 6, 1958

13	Richard B. Wigglesworth	-	December 15, 1958	October 19, 1960

14	Livingston T. Merchant	-	March 15, 1961	May 26, 1962	John F. Kennedy

15	William Walton Butterworth	-	December 11, 1962	September 10, 1968	John F. Kennedy, Lyndon B. Johnson

16	Harold F. Linder	September 10, 1968	July 9, 1969	Lyndon B. Johnson, Richard M. Nixon

17	Adolph W. Schmidt	-	September 11, 1969	January 29, 1974	Richard M. Nixon

18	William J. Porter	-	March 13, 1974	December 16, 1975	Richard M. Nixon, Gerald R. Ford

19	Thomas O. Enders	-	February 17, 1976	December 14, 1979	Gerald R. Ford, Jimmy Carter

20	Kenneth M. Curtis	October 5, 1979	January 20, 1981	Jimmy Carter

21	Paul H. Robinson, Jr.	-	July 15, 1981	September 9, 1985	Ronald Reagan

22	Thomas M. T. Niles	-	September 10, 1985	June 28, 1989	Ronald Reagan, George H. W. Bush

23	Edward N. Ney	June 30, 1989	June 20, 1992	George H. W. Bush

24	Peter Teeley	-	July 3, 1992	February 28, 1993	George H. W. Bush, Bill Clinton

25	James Blanchard	-	August 19, 1993	March 15, 1996	Bill Clinton

26	Gordon Giffin	DF-SD-01-08378 US Ambassador to Canada Gordon Giffin (center) with US Air Force General Myers (left) and USAF Lieutenant General George Macdonald.JPEG	September 17, 1997	April 10, 2001	Bill Clinton, George W. Bush

27	Paul Cellucci	-	April 17, 2001	March 18, 2005	George W. Bush

28	David Wilkins	-	June 29, 2005	January 20, 2009	George W. Bush

29	David Jacobson	-	October 2, 2009	July 15, 2013	Barack Obama

30	Bruce Heyman	-	March 26, 2014	January 20, 2017	Barack Obama

31	Kelly Knight Craft	-	October 23, 2017	Incumbent	Donald Trump

Sentence(s)

Atherton became the United States Ambassador of Canada on August 3, 1943, and served until August 30, 1948.
Atherton became the United States Ambassador to Canada on August 3, 1943 and served until August 30, 1948.
Ray Atherton served as the United States Ambassador to Canada, from August 3, 1943 to August 30, 1948.

final_sentence: Atherton became the United States Ambassador of Canada on August 3, 1943, and served until August 30, 1948.
final_sentence: Atherton became the United States Ambassador to Canada on August 3, 1943 and served until August 30, 1948.
final_sentence: Ray Atherton served as the United States Ambassador to Canada, from August 3, 1943 to August 30, 1948.