| Name | From | To |
|---|---|---|
| Tony Clement | 2011-05-18 | present |
| Stockwell Day | 2010-01-19 | 2011-05-18 |
| Vic Toews | 2007-01-04 | 2010-01-19 |
| John Baird | 2006-02-06 | 2007-01-04 |
| Reg Alcock | 2003-12-12 | 2006-02-05 |
| Lucienne Robillard | 1999-08-03 | 2003-12-11 |
| Marcel Massé | 1996-01-25 | 1999-08-02 |
| Arthur C. Eggleton | 1993-11-04 | 1996-01-24 |
| James S. Edwards | 1993-06-25 | 1993-11-03 |
| Gilles Loiselle | 1990-09-20 | 1993-06-24 |
| Robert René de Cotret | 1989-01-30 | 1990-09-19 |
| Doug Lewis (Acting) | 1988-12-07 | 1989-01-29 |
| Pat Carney | 1988-03-30 | 1988-09-27 |
| Don Mazankowski | 1987-08-27 | 1988-03-29 |
| Robert René de Cotret | 1984-09-17 | 1987-08-26 |
| Herbert E. Gray | 1982-10-01 | 1984-09-16 |
| Donald J. Johnston | 1980-03-03 | 1982-09-29 |
| Sinclair M. Stevens | 1979-06-04 | 1980-03-02 |
| Judd Buchanan | 1978-11-24 | 1979-06-03 |
| Robert K. Andras | 1976-09-14 | 1978-11-23 |
| Jean Chrétien | 1974-08-08 | 1976-09-13 |
| Charles M. Drury | 1968-07-06 | 1974-08-07 |
| Edgar J. Benson | 1966-10-01 | 1968-07-05 |
| Mitchell Sharp | 1965-11-11 | 1966-09-30 |
| Walter Gordon | 1963-04-22 | 1965-11-10 |
| Geo. Nowlan | 1962-08-09 | 1963-04-22 |
| Donald Fleming | 1957-06-21 | 1962-08-08 |
| Walter Harris | 1954-07-01 | 1957-06-21 |
| D.C. Abbott | 1946-12-10 | 1954-06-30 |
| Jas. L. Ilsley | 1940-07-08 | 1946-12-09 |
| Jas. L. Ralston | 1939-09-06 | 1940-07-04 |
| C.A. Dunning | 1935-10-23 | 1939-09-05 |
| E.N. Rhodes | 1932-02-03 | 1935-10-23 |
| R.B. Bennett (P.M.) | 1930-08-07 | 1932-02-02 |
| Chas. A. Dunning | 1929-11-26 | 1930-08-07 |
| Jas. A. Robb | 1926-09-25 | 1929-11-11 |
| R.B. Bennett | 1926-07-13 | 1926-09-25 |
| H.L. Drayton | 1926-06-29 | 1926-07-12 |
| Jas. A. Robb | 1925-09-05 | 1926-06-28 |
| Wm. S. Fielding | 1921-12-29 | 1925-09-04 |
| Henry L. Drayton | 1919-08-02 | 1921-12-29 |
| Wm. T. White | 1911-10-10 | 1919-08-01 |
| Wm. S. Fielding | 1896-07-20 | 1911-10-06 |
| Geo. E. Foster | 1896-01-15 | 1896-07-08 |
| Mackenzie Bowell | 1896-01-06 | 1896-01-14 |
| Geo. E. Foster | 1888-05-29 | 1896-01-05 |
| Sr. Charles Tupper | 1887-01-27 | 1888-05-22 |
| A.W. McLelan | 1885-12-10 | 1887-01-26 |
| Samuel L. Tilley | 1878-10-17 | 1885-11-10 |
| Richard J. Cartwright | 1873-11-07 | 1878-10-08 |
| Samuel L. Tilley | 1873-02-22 | 1873-11-05 |
| Francis Hincks | 1869-10-09 | 1873-02-21 |
| John Rose | 1867-11-18 | 1869-09-30 |
| A.T. Galt | 1867-07-02 | 1867-11-07 |