| Minister | Portfolio | Tenure | 
|---|
| Paul Martin | Prime Minister | 12 Dec. 2003 – 6 Feb. 2006 | 
| Anne McLellan | Deputy Prime Minister | 12 Dec. 2003 – 6 Feb. 2006 | 
| Minister of Public Safety and Emergency Preparedness | 4 Apr. 2004 – 6 Feb. 2006 | 
| Solicitor General of Canada | 12 Dec. 2003 – 3 Apr. 2004 | 
| David Anderson | Minister of the Environment | 12 Dec. 2003 – 19 Jul. 2004 | 
| Ralph Goodale | Minister of Finance | 12 Dec. 2003 – 6 Feb. 2006 | 
| Raymond Chan | Minister of State (Multiculturalism and Status of Women) | 20 Jul. 2004 – 6 Feb. 2006 | 
| Lucienne Robillard | Minister of Human Resources and Skills Development | 14 Jan. 2005 – 16 May 2005 | 
| Minister of Intergovernmental Affairs | 20 Jul. 2004 – 6 Feb. 2006 | 
| President of the Queen's Privy Council for Canada | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister of the Economic Development Agency of Canada for the Regions of Quebec | 12 Dec. 2003 – 19 Jul. 2004 | 
| Minister of Industry | 12 Dec. 2003 – 19 Jul. 2004 | 
| Stéphane Dion | Minister of the Environment | 20 Jul. 2004 – 6 Feb. 2006 | 
| Pierre Pettigrew | Minister of Foreign Affairs | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister of Health | 12 Dec. 2003 – 19 Jul. 2004 | 
| Minister of Intergovernmental Affairs | 12 Dec. 2003 – 19 Jul. 2004 | 
| Minister responsible for Official Languages | 12 Dec. 2003 – 19 Jul. 2004 | 
| Andy Mitchell | Minister of Agriculture and Agri-Food | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister of State (Federal Economic Development Initiative for Northern Ontario) | 28 Jun. 2005 – 6 Feb. 2006 | 
| Minister of Indian Affairs and Northern Development | 12 Dec. 2003 – 20 Jul. 2004 | 
| Jim Peterson | Minister of International Trade | 12 Dec. 2003 – 6 Feb. 2006 | 
| Claudette Bradshaw | Minister of State (Human Resources Development) | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister of Labour | 12 Dec. 2003 – 19 Jul. 2004 | 
| Minister responsible for Homelessness | 12 Dec. 2003 – 19 Jul. 2004 | 
| Bill Graham | Minister of National Defence | 20 Jul. 2003 – 6 Feb. 2006 | 
| Minister of Foreign Affairs | 12 Dec. 2003 – 19 Jul. 2004 | 
| Joe McGuire | Minister of the Atlantic Canada Opportunities Agency | 12 Dec. 2003 – 6 Feb. 2006 | 
| Bob Speller | Minister of Agriculture and Agri-Food | 12 Dec. 2003 – 19 Jul. 2004 | 
| Joseph Volpe | Minister of Citizenship and Immigration | 13 Jan. 2005 – 6. Feb 2006 | 
| Minister of Human Resources and Skills Development | 12 Dec. 2003 – 13 Jan. 2005 | 
| Geoff Regan | Minister of Fisheries and Oceans | 12 Dec. 2003 – 6 Feb. 2006 | 
| Mauril Bélanger | Minister of Internal Trade | 18 May 2005 – 6 Feb. 2006 | 
| Minister responsible for Democratic Reform | 20 Jul. 2004 – 17 May 2005 | 
| Minister responsible for Official Languages | 20 Jul. 2004 – 6 Feb. 2006 | 
| Associate Minister of National Defence | 20 Jul. 2004 – 6 Feb. 2006 | 
| Deputy Leader of the Government in the House of Commons | 12 Dec. 2003 – 6 Feb. 2006 | 
| Aileen Carroll | Minister of International Cooperation | 12 Dec. 2003 – 6 Feb. 2006 | 
| Jacques Saada | Minister of the Economic Development Agency of Canada for the Regions of Quebec | 12 Dec. 2003 – 6 Feb. 2006 | 
| Minister responsible for La Francophonie | 20 Jul. 2004 – 6 Feb. 2006 | 
| Leader of the Government in the House of Commons | 12 Dec. 2003 – 19 Jul. 2004 | 
| Minister responsible for Democratic Reform | 12 Dec. 2003 – 19 Jul. 2004 | 
| Irwin Cotler | Minister of Justice and Attorney General of Canada | 12 Dec. 2003 – 6 Feb. 2006 | 
| Judy Sgro | Minister of Citizenship and Immigration | 12 Dec. 2003 – 13 Jan. 2005 | 
| Hélène Scherrer | Minister of Canadian Heritage | 12 Dec. 2003 – 19 Jul. 2004 | 
| Liza Frulla | Minister of Canadian Heritage | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister responsible for the Status of Women | 20 Jul. 2004 – 6 Feb. 2006 | 
| Minister of Social Development | 12 Dec. 2003 – 19 Jul. 2004 | 
| Ujjal Dosanjh | Minister of Health | 20 Jul. 2004 – 6 Feb. 2006 | 
| David Emerson | Minister of Industry | 20 Jul. 2004 – 6 Feb. 2006 | 
| Belinda Stronach | Minister of Human Resources and Skills Development | 18 May 2005 – 6 Feb. 2006 | 
| Minister responsible for Democratic Reform | 18 May 2005 – 6 Feb. 2006 |