List of Canadian prime ministers and American presidents

This is a list and timeline of Canadian prime ministers and American presidents. Canada's prime minister serves as the primary minister of the Crown, chair of the Cabinet, and head of government of Canada, while the British monarch serves as head of state under representation from the governor general. The American president is both the head of government and head of state of the United States, chief-executive of the executive branch and the federal government, and is the commander-in-chief of the United States Armed Forces. The two positions are uniquely tied by geopolitical and cultural similarities, long-lasting and complex relations, economic ties, and the world's longest international land border. Both nations have historically considered each other their closest partner and ally. The longest co-serving prime minister and president were William Lyon Mackenzie King and Franklin D. Roosevelt, who both continuously held power for 9 years, 5 months, and 20 days straight between October 23, 1935 and April 12, 1945. The first pair of concurrently serving prime minister and president was John A. Macdonald and Andrew Johnson, for 1 year, 8 months, and 4 days from July 1, 1867 to March 4, 1869, and the current holders are Mark Carney and Donald Trump, since March 14, 2025.

There has been one pair of father and son that both served as prime minister, being Pierre Trudeau and Justin Trudeau, while two pairs of father and son both served as president, John Adams and John Quincy Adams, and George H. W. Bush and George W. Bush, the latter of which both served post-Canadian Confederation. The Roosevelts share both the longest and second-longest prime minister and president duo, as Theodore Roosevelt also served for 7 years, 5 months, and 18 days alongside Wilfrid Laurier, almost exactly two years fewer than FDR did with Mackenzie King. John A. Macdonald served with a record 7 different presidents (Johnson, Grant, Hayes, Garfield, Arthur, Cleveland, and Harrison), while Grover Cleveland served with 5 different prime ministers (Macdonald, Thompson, Bowell, Tupper, and Laurier).

Three pairs served abreast on two separate occasions. William Lyon Mackenzie King and Calvin Coolidge served concurrently from 1923 to 1926 and again from 1926 to 1929 with Arthur Meighen briefly becoming prime minister between the two stints. Pierre Trudeau and Jimmy Carter served concurrently from 1977 to 1979 and again from 1980 to 1981, due to Joe Clark briefly gaining power from 1979 to 1980. Most recently, Justin Trudeau and Donald Trump served concurrently from 2017 to 2021 and again briefly in 2025, due to Joe Biden gaining power from 2021 to 2025.

Timeline of Canadian prime ministers and American presidents

Canadian Prime Minister

Party

American President

Party

Start

End

Tenure

John A. Macdonald

Liberal-Conservative

Andrew Johnson

National Union

Democratic

July 1, 1867

March 4, 1869

612 days

John A. Macdonald

Liberal-Conservative

Ulysses S. Grant

Republican

March 4, 1869

November 5, 1873

1707 days

Vacant

Ulysses S. Grant

Republican

November 5, 1873

November 7, 1873

2 days

Alexander Mackenzie

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Ulysses S. Grant

Republican

November 7, 1873

March 4, 1877

1213 days

Alexander Mackenzie

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Rutherford B. Hayes

Republican

March 4, 1877

October 8, 1878

583 days

Vacant

Rutherford B. Hayes

Republican

October 8, 1878

October 17, 1878

9 days

John A. Macdonald

Conservative

Rutherford B. Hayes

Republican

October 17, 1878

March 4, 1881

869 days

John A. Macdonald

Conservative

James A. Garfield

Republican

March 4, 1881

September 19, 1881

199 days

John A. Macdonald

Conservative

Chester A. Arthur

Republican

September 19, 1881

March 4, 1885

1262 days

John A. Macdonald

Conservative

Grover Cleveland

Democratic

March 4, 1885

March 4, 1889

1461 days

John A. Macdonald

Conservative

Benjamin Harrison

Republican

March 4, 1889

June 6, 1891

824 days

Vacant

Benjamin Harrison

Republican

June 6, 1891

June 16, 1891

10 days

John Abbott

Conservative

Benjamin Harrison

Republican

June 16, 1891

November 24, 1892

527 days

Vacant

Benjamin Harrison

Republican

November 24, 1892

December 5, 1892

11 days

John Sparrow David Thompson

Conservative

Benjamin Harrison

Republican

December 5, 1892

March 4, 1893

89 days

John Sparrow David Thompson

Conservative

Grover Cleveland

Democratic

March 4, 1893

December 12, 1894

648 days

Vacant

Grover Cleveland

Democratic

December 12, 1894

December 21, 1894

9 days

Mackenzie Bowell

Conservative

Grover Cleveland

Democratic

December 21, 1894

April 27, 1896

493 days

Vacant

Grover Cleveland

Democratic

April 27, 1896

May 1, 1896

4 days

Charles Tupper

Conservative

Grover Cleveland

Democratic

May 1, 1896

July 8, 1896

68 days

Vacant

Grover Cleveland

Democratic

July 8, 1896

July 11, 1896

3 days

Wilfrid Laurier

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Grover Cleveland

Democratic

July 11, 1896

March 4, 1897

236 days

Wilfrid Laurier

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

William McKinley

Republican

March 4, 1897

September 14, 1901

1654 days

Wilfrid Laurier

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Theodore Roosevelt

Republican

September 14, 1901

March 4, 1909

2728 days

Wilfrid Laurier

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

William Howard Taft

Republican

March 4, 1909

October 6, 1911

946 days

Vacant

William Howard Taft

Republican

October 6, 1911

October 10, 1911

4 days

Robert Borden

Conservative

William Howard Taft

Republican

October 10, 1911

March 4, 1913

511 days

Robert Borden

Conservative
Unionist

Woodrow Wilson

Democratic

March 4, 1913

July 10, 1920

2685 days

Arthur Meighen

Unionist

Woodrow Wilson

Democratic

July 10, 1920

March 4, 1921

237 days

Arthur Meighen

Unionist

Warren G. Harding

Republican

March 4, 1921

December 29, 1921

300 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Warren G. Harding

Republican

December 29, 1921

August 2, 1923

581 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Calvin Coolidge

Republican

August 2, 1923

June 28, 1926

1061 days (first tenure; 1952 days in total)

Vacant

Calvin Coolidge

Republican

June 28, 1926

June 29, 1926

1 day

Arthur Meighen

Conservative

Calvin Coolidge

Republican

June 29, 1926

September 25, 1926

88 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Calvin Coolidge

Republican

September 25, 1926

March 4, 1929

891 days (second tenure; 1952 days in total)

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Calvin Coolidge

Republican

August 2, 1923 September 25, 1926

June 28, 1926 March 4, 1929

1952 days in total 1. 1061 days

2. 891 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Herbert Hoover

Republican

March 4, 1929

August 7, 1930

521 days

R. B. Bennett

Conservative

Herbert Hoover

Republican

August 7, 1930

March 4, 1933

940 days

R. B. Bennett

Conservative

Franklin D. Roosevelt

Democratic

March 4, 1933

October 23, 1935

963 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Franklin D. Roosevelt

Democratic

October 23, 1935

April 12, 1945

3459 days

William Lyon Mackenzie King

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Harry S. Truman

Democratic

April 12, 1945

November 15, 1948

1313 days

Louis St. Laurent

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Harry S. Truman

Democratic

November 15, 1948

January 20, 1953

1527 days

Louis St. Laurent

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Dwight D. Eisenhower

Republican

January 20, 1953

June 21, 1957

1613 days

John Diefenbaker

Progressive Conservative

Dwight D. Eisenhower

Republican

June 21, 1957

January 20, 1961

1309 days

John Diefenbaker

Progressive Conservative

John F. Kennedy

Democratic

January 20, 1961

April 22, 1963

822 days

Lester B. Pearson

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

John F. Kennedy

Democratic

April 22, 1963

November 22, 1963

214 days

Lester B. Pearson

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Lyndon B. Johnson

Democratic

November 22, 1963

April 20, 1968

1611 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Lyndon B. Johnson

Democratic

April 20, 1968

January 20, 1969

275 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Richard Nixon

Republican

January 20, 1969

August 9, 1974

2027 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Gerald Ford

Republican

August 9, 1974

January 20, 1977

895 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Jimmy Carter

Democratic

January 20, 1977

June 4, 1979

865 days (first tenure; 1188 days in total)

Joe Clark

Progressive Conservative

Jimmy Carter

Democratic

June 4, 1979

March 3, 1980

273 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Jimmy Carter

Democratic

March 3, 1980

January 20, 1981

323 days (second tenure; 1188 days in total)

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Jimmy Carter

Democratic

January 20, 1977 March 3, 1980

June 4, 1979 January 20, 1981

1188 days in total 1. 865 days

2. 323 days

Pierre Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Ronald Reagan

Republican

January 20, 1981

June 30, 1984

1257 days

John Turner

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Ronald Reagan

Republican

June 30, 1984

September 17, 1984

79 days

Brian Mulroney

Progressive Conservative

Ronald Reagan

Republican

September 17, 1984

January 20, 1989

1586 days

Brian Mulroney

Progressive Conservative

George H. W. Bush

Republican

January 20, 1989

January 20, 1993

1461 days

Brian Mulroney

Progressive Conservative

Bill Clinton

Democratic

January 20, 1993

June 25, 1993

156 days

Kim Campbell

Progressive Conservative

Bill Clinton

Democratic

June 25, 1993

November 4, 1993

132 days

Jean Chrétien

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Bill Clinton

Democratic

November 4, 1993

January 20, 2001

2634 days

Jean Chrétien

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

George W. Bush

Republican

January 20, 2001

December 12, 2003

1056 days

Paul Martin

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

George W. Bush

Republican

December 12, 2003

February 6, 2006

787 days

Stephen Harper

Conservative

George W. Bush

Republican

February 6, 2006

January 20, 2009

1079 days

Stephen Harper

Conservative

Barack Obama

Democratic

January 20, 2009

November 4, 2015

2479 days

Justin Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Barack Obama

Democratic

November 4, 2015

January 20, 2017

443 days

Justin Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Donald Trump

Republican

January 20, 2017

January 20, 2021

1461 days (first tenure; 1514 days in total)

Justin Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Joe Biden

Democratic

January 20, 2021

January 20, 2025

1461 days

Justin Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Donald Trump

Republican

January 20, 2025

March 14, 2025

53 days (second tenure; 1514 days in total)

Justin Trudeau

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Donald Trump

Republican

January 20, 2017 January 20, 2025

January 20, 2021 March 14, 2025

1514 days in total 1. 1461 days

2. 53 days

Mark Carney

{ style="border-left: 5px solid #EA6D6A; padding-left: 5px;"|Liberal

Donald Trump

Republican

March 14, 2025

Present day

(as of )

See also

  • Canada–United States relations
  • Canada–United States political executive relations
  • List of prime ministers of Canada
  • List of presidents of the United States

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