List of senators in the 39th Parliament of Canada Senators at the beginning of the 39th Parliament Senators at the beginning of the 39th Parliament

| Name_ | Party | Province_Division | Date_appointed | Appointed_by | Left_office |
|---|---|---|---|---|---|
| Paul J. Massicotte | Liberal | Québec (De Lanaudière) | June 26, 2003 | Chrétien | incumbent |
| Elaine McCoy | Progressive Conservative | Alberta (Calgary) | March 24, 2005 | Martin | incumbent |
| Michael Arthur Meighen | Conservative | Ontario (St. Marys) | September 27, 1990 | Mulroney | February 6, 2012 |
| Terry M. Mercer | Liberal | Nova Scotia (Northend Halifax) | November 7, 2003 | Chrétien | incumbent |
| Pana Merchant | Liberal | Saskatchewan | December 12, 2002 | Chrétien | incumbent |
| Lorna Ann Milne | Liberal | Ontario (Peel County) | September 22, 1995 | Chrétien | incumbent |
| Grant Mitchell | Liberal | Alberta (Edmonton) | March 24, 2005 | Martin | incumbent |
| Wilfred P. Moore | Liberal | Nova Scotia (Stanhope St./Bluenose) | September 26, 1996 | Chrétien | incumbent |
| Jim Munson | Liberal | Ontario (Ottawa/Rideau Canal) | December 10, 2003 | Chrétien | incumbent |