Sir John A. Macdonald                                   Conservative         1867—73

Alexander Mackenzie                                     Liberal                  1873—78

Sir John A. Macdonald                                   Conservative         1878—91

Sir John J. C. Abbott                                      Conservative         1891—92

Sir John S. D. Thompson                                Conservative         1892—94

Sir Mackenzie Bowell                                     Conservative         1894—96

Sir Charles Tupper                                          Conservative         1896

Sir Wilfred Laurier                                           Liberal                  1896—1911

Sir Robert L. Borden                          Conservative/Unionist        1911—20

Arthur Meighen                                                Conservative        1920—21

William Lyon Mackenzie King                          Liberal                  1921—26

Arthur Meighen                                                Conservative         1926

William Lyon Mackenzie King                          Liberal                  1926—30

Richard B. Bennett                                           Conservative         1930—35

William Lyon Mackenzie King                          Liberal                  1935—48

Louis St. Laurent                                              Liberal                  1948—57

John G. Diefenbaker                     Progressive Conservative           1957—63

Lester B. Pearson                                             Liberal                   1963—68

Pierre Elliott Trudeau                                        Liberal                   1968—79

Joseph (Joe) Clark                       Progressive Conservative            1979—80

Pierre Elliott Trudeau                                         Liberal                   1980—84

John Turner                                                       Liberal                  1984

Brian Mulroney                            Progressive Conservative            1984—93

Kim Campbell                              Progressive Conservative            1993

Jean Chrétien                                                    Liberal                  1993-2003

Paul Martin                                                       Liberal                  2003-06

Stephen Harper                                                 Conservative         2006-