| 1. |
C.D. Howe |
under Mackenzie King |
November 2, 1936 - July 8, 1940 |
| 2. |
Pierre Cardin |
under Mackenzie King |
July 8, 1940 - May 13, 1942 |
| 3. |
C.D. Howe (acting) |
under Mackenzie King |
May 13, 1942 - October 6, 1942 |
| 4. |
Joseph Enoil Michaud |
under Mackenzie King |
October 6, 1942 - April 18, 1945 |
5. |
Lionel Chevrier |
under St. Laurent |
April 18, 1945 - July 1, 1954 |
| 6. |
George Carlyle Marler |
under St. Laurent |
July 1, 1954 - June 21, 1957 |
| 7. |
George Harris Hees |
under Diefenbaker |
June 21, 1957 - October 11, 1960 |
| 8. |
Léon Balcer |
under Diefenbaker |
October 11, 1960 - April 22, 1963 |
9. |
George James McIlraith |
under Pearson |
April 22, 1963 - February 3, 1964 |
| 10. |
John Whitney Pickersgill |
under Pearson |
February 3, 1964 - September 19, 1967 |
| 11. |
Paul Theodore Hellyer |
under Trudeau |
September 19, 1967 - April 30, 1969 |
| 12. |
James Armstrong Richardson (acting) |
under Trudeau |
April 30, 1969 - May 5, 1969 |
13. |
Donald Campbell Jamieson |
under Trudeau |
May 5, 1969 - November 27, 1972 |
| 14. |
Jean Marchand |
under Trudeau |
November 27, 1972 - September 26, 1975 |
| 15. |
Otto Emil Lang |
under Trudeau |
September 26, 1975 - June 4, 1979 |
| 16. |
Don Mazankowski |
under Joe Clark |
June 4, 1979 - March 3, 1980 |
17. |
Jean-Luc Pepin |
under Trudeau |
March 3, 1980 - August 12, 1983 |
18. |
Lloyd Axworthy |
under Trudeau |
August 12, 1983 - September 17, 1984 |
19. |
Don Mazankowski |
under Mulroney |
September 16, 1984 - June 30, 1986 |
20. |
John Crosbie |
under Mulroney |
June 30, 1986 - March 31, 1988 |
21. |
Benoît Bouchard |
under Mulroney |
March 31, 1988 - February 23, 1990 |
22. |
Douglas Grinslade Lewis |
under Mulroney |
February 23, 1990 - April 21, 1991 |
23. |
Jean Corbeil |
under Mulroney |
April 21, 1991 - November 4, 1993 |
24. |
Doug Young |
under Chretien |
November 4, 1993 - January 25, 1996 |
25. |
David Anderson |
under Chretien |
January 25, 1996 - June 11, 1997 |
26. |
David Collenette |
under Chretien |
June 11, 1997 - December 12, 2003 |
27. |
Tony Valeri |
under Martin |
December 12, 2003 - |