3rd Canadian Ministry
The Third Canadian Ministry was the second cabinet chaired by Prime Minister Sir John A. Macdonald. It governed Canada from 17 October 1878 to 6 June 1891, including the 4th, 5th, and 6th Canadian Parliaments, as well as the first three months of the 7th. The government was formed by the Liberal-Conservative Party in coalition with the old Conservative Party of Canada. Macdonald was also Prime Minister in the First Canadian Ministry.
Ministries
- Prime Minister
- *17 October 1878 – 6 June 1891: Sir John A. Macdonald
- Minister of Agriculture
- *17 October 1878 – 25 September 1885: John Henry Pope
- *25 September 1885 – 6 June 1891: John Carling
- Minister of Customs
- *17 October 1878 – 19 October 1878: Vacant
- *19 October 1878 – 6 June 1891: Mackenzie Bowell
- Minister of Finance
- *17 October 1878 – 11 November 1885: Sir Samuel Leonard Tilley
- *11 November 1885 – 10 December 1885: Vacant
- *10 December 1885 – 27 January 1887: Archibald Woodbury McLelan
- *27 January 1887 – 29 May 1888: Charles Tupper
- *29 May 1888 – 6 June 1891: George Eulas Foster
- Superintendent-General of Indian Affairs
- *17 October 1878 – 17 October 1883: The Minister of the Interior
- **17 October 1878 – 17 October 1883: Sir John A. Macdonald
- *17 October 1883 – 3 October 1887: The President of the Privy Council
- **17 October 1883 – 3 October 1887: Sir John A. Macdonald
- *3 October 1887 – 6 June 1891: The Minister of the Interior
- **3 October 1887 – 22 April 1888: Thomas White
- **22 April 1888 – 8 May 1888: Vacant
- **8 May 1888 – 25 September 1888: Sir John A. Macdonald
- **25 September 1888 – 6 June 1891: Edgar Dewdney
- Minister of Inland Revenue
- *17 October 1878 – 26 October 1878: Vacant
- *26 October 1878 – 8 November 1880: Louis François Georges Baby
- *8 November 1880 – 23 May 1882: James Cox Aikins
- *23 May 1882 – 6 June 1891: John Costigan
- Minister of the Interior
- *17 October 1878 – 17 October 1883: Sir John A. Macdonald
- *17 October 1883 – 4 August 1885: David Lewis Macpherson
- *5 August 1885 – 21 April 1888: Thomas White
- *22 April 1888 – 7 May 1888: Vacant
- *8 May 1888 – 24 September 1888: Sir John A. Macdonald
- *25 September 1888 – 6 June 1891: Edgar Dewdney
- Minister of Justice
- *17 October 1878 – 20 May 1881: James McDonald
- *20 May 1881 – 26 September 1885: Sir Alexander Campbell
- *26 September 1885 – 6 June 1891: Sir John Sparrow David Thompson
- Attorney General of Canada
- *17 October 1878 – 6 June 1891: The Minister of Justice
- **17 October 1878 – 20 May 1881: James McDonald
- **20 May 1881 – 26 September 1885: Sir Alexander Campbell
- **26 September 1885 – 6 June 1891: Sir John Sparrow David Thompson
- Leader of the Government in the Senate
- *17 October 1878 – 7 February 1887: Sir Alexander Campbell
- *7 February 1887 – 12 May 1887: Frank Smith
- *12 May 1887 – 6 June 1891: John Joseph Caldwell Abbott
- Minister of Marine and Fisheries
- *17 October 1878 – 19 October 1878: Vacant
- *19 October 1878 – 10 July 1882: James Colledge Pope
- *10 July 1882 – 10 December 1885: Archibald Woodbury McLelan
- *10 December 1885 – 1 June 1888: George Eulas Foster
- *1 June 1888 – 6 June 1891: Charles Hibbert Tupper
- Minister of Militia and Defence
- *17 October 1878 – 19 October 1878: Vacant
- *19 October 1878 – 16 January 1880: Louis François Rodrigue Masson
- *16 January 1880 – 8 November 1880: Sir Alexander Campbell
- *8 November 1880 – 6 June 1891: Joseph Philippe René Adolphe Caron
- Postmaster General
- *17 October 1878 – 19 October 1878: Vacant
- *19 October 1878 – 20 May 1879: Hector Louis Langevin
- *20 May 1879 – 16 January 1880: Sir Alexander Campbell
- *16 January 1880 – 8 November 1880: John O'Connor
- *8 November 1880 – 20 May 1881: Sir Alexander Campbell
- *20 May 1881 – 23 May 1882: John O'Connor
- *23 May 1882 – 25 September 1885: John Carling
- *25 September 1885 – 27 January 1887: Sir Alexander Campbell
- *27 January 1887 – 11 July 1888: Archibald Woodbury McLelan
- *11 July 1888 – 6 August 1888: John Carling
- *6 August 1888 – 6 June 1891: John Graham Haggart
- President of the Privy Council
- *17 October 1878 – 16 January 1880: John O'Connor
- *16 January 1880 – 1 August 1880: Louis François Rodrigue Masson
- *1 August 1880 – 8 November 1880: Sir John A. Macdonald
- *8 November 1880 – 20 May 1881: Joseph-Alfred Mousseau
- *20 May 1881 – 10 July 1882: Archibald Woodbury McLelan
- *10 July 1882 – 17 October 1883: Sir John A. Macdonald
- *17 October 1883 – 28 November 1889: Sir John A. Macdonald
- *28 November 1889 – 1 May 1891: Charles Carroll Colby
- *1 May 1891 – 6 June 1891: Sir John A. Macdonald
- Minister of Public Works
- *17 October 1878 – 20 May 1879: Charles Tupper
- *20 May 1879 – 6 June 1891: Hector Louis Langevin
- Minister of Railways and Canals
- *20 May 1879 – 29 May 1884: Sir Charles Tupper
- *29 May 1884 – 25 September 1885: John Henry Pope
- *25 September 1885 – 1 April 1889: John Henry Pope
- *1 April 1889 – 10 April 1889: Vacant
- *10 April 1889 – 28 November 1889: Sir John A. Macdonald
- *28 November 1889 – 6 June 1891: Sir John A. Macdonald
- Receiver General of Canada
- *17 October 1878 – 8 November 1878: Vacant
- *8 November 1878 – 20 May 1879: Sir Alexander Campbell
- *20 May 1879 – 6 June 1891: The Minister of Finance
- **20 May 1879 – 11 November 1885: Sir Samuel Leonard Tilley
- **11 November 1885 – 10 December 1885: Vacant
- **10 December 1885 – 27 January 1887: Archibald Woodbury McLelan
- **27 January 1887 – 29 May 1888: Charles Tupper
- **29 May 1888 – 6 June 1891: George Eulas Foster
- Secretary of State of Canada
- *17 October 1878 – 19 October 1878: Vacant
- *19 October 1878 – 8 November 1880: James Cox Aikins
- *8 November 1880 – 20 May 1881: John O'Connor
- *20 May 1881 – 29 July 1882: Joseph-Alfred Mousseau
- *29 July 1882 – 6 June 1891: Joseph Adolphe Chapleau
- Registrar General of Canada
- *17 October 1878 – 6 June 1891: The Secretary of State of Canada
- **17 October 1878 – 19 October 1878: Vacant
- **19 October 1878 – 8 November 1880: James Cox Aikins
- **8 November 1880 – 20 May 1881: John O'Connor
- **20 May 1881 – 29 July 1882: Joseph-Alfred Mousseau
- **29 July 1882 – 6 June 1891: Joseph-Adolphe Chapleau
- Minister without Portfolio
- *8 November 1878 – 11 February 1880: Robert Duncan Wilmot
- *11 February 1880 – 17 October 1883: David Lewis Macpherson
- *2 August 1882 – 6 June 1891: Frank Smith
- *13 May 1887 – 6 June 1891: John Joseph Caldwell Abbott
Succession