| 1. | Allan MacEachen | under Trudeau | September 16, 1977 - June 3, 1979 |
| vacant | under Clark | June 4, 1979 - March 2, 1980 | |
| Allan MacEachen (2nd time) | under Trudeau | March 3, 1980 - June 29, 1984 | |
| 2. | Jean Chrétien | under Turner | June 30, 1984 - September 16, 1984 |
| 3. | Erik Nielsen[?] | under Mulroney | September 17, 1984 - June 29, 1986 |
| 4. | Don Mazankowski[?] | under Mulroney | June 30, 1986 - June 24, 1993 |
| 5. | Jean Charest | under Campbell | June 25, 1993 - November 3, 1993 | 6. | Sheila Copps | under Chrétien | November 4, 1993 - April 30, 1996 |
| vacant | under Chrétien | May 1, 1996 - June 18, 1996 | |
| Sheila Copps (2nd time) | under Chrétien | June 19, 1996 - June 10, 1997 | |
| 7. | Herb Gray[?] | under Chrétien | June 11, 1997 - January 14, 2002 |
| 8. | John Manley | under Chrétien | January 15, 2002 - |
See other lists of incumbents
wikipedia.org dumped 2003-03-17 with terodump