# 17th Canadian Ministry

The Seventeenth Canadian Ministry was the cabinet chaired by Prime Minister Louis St-Laurent. It governed Canada from 15 November 1948 to 21 June 1957, including the end of the 20th Canadian Parliament, as well as all of the 21st and 22nd. The government was formed by the Liberal Party of Canada.

## Ministers

| Portfolio | Minister | Term | Term |
| Portfolio | Minister | Start | End |
| Prime Minister | Louis St. Laurent | 15 November 1948 | 21 June 1957 |
| Minister of Agriculture | James Garfield Gardiner | 15 November 1948 | 21 June 1957 |
| Minister for Canada Mortgage and Housing Corporation | Robert Winters | 15 November 1948 | 21 June 1957 |
| Minister for the Canadian Wheat Board | C. D. Howe | 15 November 1948 | 21 June 1957 |
| Minister of Citizenship and Immigration | Walter Harris | 18 January 1950 | 1 July 1954 |
| Minister of Citizenship and Immigration | Jack Pickersgill | 1 July 1954 | 21 June 1957 |
| Minister for Defence Construction Limited | C. D. Howe | 1 April 1951 | 21 June 1957 |
| Minister of Defence Production | C. D. Howe | 1 April 1951 | 21 June 1957 |
| Secretary of State for External Affairs | Lester B. Pearson | 15 November 1948 | 21 June 1957 |
| Minister of Finance and Receiver General | Douglas Abbott | 15 November 1948 | 1 July 1954 |
| Minister of Finance and Receiver General | Walter Harris | 1 July 1954 | 21 June 1957 |
| Minister of Fisheries | Robert Wellington Mayhew | 15 November 1948 | 15 October 1952 |
| Minister of Fisheries | James Sinclair | 15 October 1952 | 21 June 1957 |
| Minister responsible for Indian Affairs | James Angus MacKinnon | 15 November 1948 | 1 April 1949 |
| Minister responsible for Indian Affairs | Colin W. G. Gibson | 1 April 1949 | 18 January 1950 |
| Minister responsible for Indian Affairs | Walter Harris | 18 January 1950 | 1 July 1954 |
| Minister responsible for Indian Affairs | Jack Pickersgill | 1 July 1954 | 21 June 1957 |
| Minister of Justice and Attorney General | Stuart Garson | 15 November 1948 | 21 June 1957 |
| Minister of Labour | Humphrey Mitchell | 15 November 1948 | 3 August 1950 |
| Minister of Labour | Paul Martin Sr. (acting) | 3 August 1950 | 7 August 1950 |
| Minister of Labour | Milton Fowler Gregg | 7 August 1950 | 21 June 1957 |
| Leader of the Government in the House of Commons | Alphonse Fournier | 15 November 1948 | 9 May 1953 |
| Leader of the Government in the House of Commons | Walter Harris | 9 May 1953 | 21 June 1957 |
| Leader of the Government in the Senate | Wishart McLea Robertson | 15 November 1948 | 14 October 1953 |
| Leader of the Government in the Senate | William Ross Macdonald | 14 October 1953 | 21 June 1957 |
| Minister of Mines and Resources | James Angus MacKinnon | 15 November 1948 | 1 April 1949 |
| Minister of Mines and Resources | Colin W. G. Gibson | 1 April 1949 | 18 January 1950 |
| Minister of Mines and Technical Surveys | James Joseph McCann | 18 January 1950 | 18 December 1950 |
| Minister of Mines and Technical Surveys | George Prudham | 18 December 1950 | 21 June 1957 |
| Associate Minister of National Defence | Vacant | 15 November 1948 | 12 February 1953 |
| Associate Minister of National Defence | Ralph Campney | 12 February 1953 | 1 July 1954 |
| Associate Minister of National Defence | Vacant | 1 July 1954 | 26 April 1957 |
| Associate Minister of National Defence | Paul Hellyer | 26 April 1957 | 21 June 1957 |
| Minister of National Defence | Brooke Claxton | 15 November 1948 | 1 July 1954 |
| Minister of National Defence | Ralph Campney | 1 July 1954 | 21 June 1957 |
| Minister of National Health and Welfare | Paul Martin Sr. | 15 November 1948 | 21 June 1957 |
| Minister of National Revenue | James Joseph McCann | 15 November 1948 | 21 June 1957 |
| Minister of Northern Affairs and National Resources | Jean Lesage | 16 December 1953 | 21 June 1957 |
| Postmaster General | Ernest Bertrand | 15 November 1948 | 25 August 1949 |
| Postmaster General | Édouard Rinfret | 25 August 1949 | 13 February 1952 |
| Postmaster General | Alcide Côté | 13 February 1952 | 8 August 1955 |
| Postmaster General | Vacant (Walter James Turnbull was acting) | 8 August 1955 | 16 August 1955 |
| Postmaster General | Roch Pinard (acting) | 16 August 1955 | 3 November 1955 |
| Postmaster General | Hugues Lapointe | 3 November 1955 | 21 June 1957 |
| President of the Queen's Privy Council | Louis St. Laurent | 15 November 1948 | 25 April 1957 |
| President of the Queen's Privy Council | Lionel Chevrier | 25 April 1957 | 21 June 1957 |
| Minister of Public Works | Alphonse Fournier | 15 November 1948 | 12 June 1953 |
| Minister of Public Works | Walter Harris | 12 June 1953 | 17 September 1953 |
| Minister of Public Works | Robert Winters | 17 September 1953 | 21 June 1957 |
| Minister of Reconstruction and Supply | Robert Winters | 15 November 1948 | 18 January 1950 |
| Minister of Resources and Development | Robert Winters | 18 January 1950 | 17 September 1953 |
| Minister of Resources and Development | Jean Lesage | 17 September 1953 | 16 December 1953 |
| Secretary of State for Canada and Registrar General | Colin W. G. Gibson | 15 November 1948 | 1 April 1949 |
| Secretary of State for Canada and Registrar General | Frederick Gordon Bradley | 1 April 1949 | 12 June 1953 |
| Secretary of State for Canada and Registrar General | Jack Pickersgill | 12 June 1953 | 1 July 1954 |
| Secretary of State for Canada and Registrar General | Roch Pinard | 1 July 1954 | 21 June 1957 |
| Solicitor General | Joseph Jean | 15 November 1948 | 25 August 1949 |
| Solicitor General | Hugues Lapointe | 25 August 1949 | 7 August 1950 |
| Solicitor General | Stuart Garson | 7 August 1950 | 15 October 1952 |
| Solicitor General | Ralph Campney | 15 October 1952 | 12 January 1954 |
| Solicitor General | William Ross Macdonald | 12 January 1954 | 21 June 1957 |
| Minister of Trade and Commerce | C. D. Howe | 15 November 1948 | 21 June 1957 |
| Minister of Transport | Lionel Chevrier | 15 November 1948 | 1 July 1954 |
| Minister of Transport | George Carlyle Marler | 1 July 1954 | 21 June 1957 |
| Minister of Veterans Affairs | Milton Fowler Gregg | 15 November 1948 | 7 August 1950 |
| Minister of Veterans Affairs | Hugues Lapointe | 7 August 1950 | 21 June 1957 |
| Minister without Portfolio | Wishart McLea Robertson | 15 November 1948 | 14 October 1953 |
| Minister without Portfolio | James Angus MacKinnon | 1 April 1949 | 14 December 1950 |
| Minister without Portfolio | William Ross Macdonald | 14 October 1953 | 12 January 1954 |