Canadian History/Premiers of Ontario

This is a list of the premiers of the province of Ontario, Canada, since Confederation (1867).

The premier is the head of the provincial government of Ontario.

1.

  Name: John Macdonald. 
  In office: 1867-1871 
  Party: Liberal-Conservative Coalition 
  Riding: Cornwall

2.

  Name: Edward Blake 
  In office: 1871-1872 
  Party: Liberal 
  Riding: Bruce South

3.

  Name: Sir Oliver Mowat 
  In office: 1872-1896 
  Party: Liberal 
  Riding: Oxford North

4.

  Name: Arthur Hardy 
  In office: 1896-1899 
  Party: Liberal 
  Riding: Brant South

5.

  Name: Sir George William Ross 
  In office: 1899-1905 
  Party: Liberal 
  Riding: Middlesex West

6.

  Name: Sir James Whitney 
  In office: 1905-1914 
  Party: Conservative 
  Riding: Dundas

7.

  Name: Sir William Hearst 
  In office: 1914-1919 
  Party: Conservative 
  Riding: Sault Ste. Marie

8.

  Name: Ernest Drury 
  In office: 1919-1923 
  Party: Farmer-Labour Coalition 
  Riding: Halton

9.

  Name: George Howard Ferguson 
  In office: 1923-1930 
  Party: Conservative 
  Riding: Grenville

10.

  Name: George Stewart Henry 
  In office: 1930-1934 
  Party: Conservative 
  Riding: York East

11.

  Name: Mitchell Hepburn 
  In office: 1934-1942 
  Party: Liberal 
  Riding: Elgin

12.

  Name: Gordon Daniel Conant 
  In office: 1942-1943 
  Party: Liberal 
  Riding: Ontario

13.

  Name: Harry Nixon 
  In office: 1943-1943 
  Party: Liberal 
  Riding: Brant

14.

  Name: George Drew 
  In office: 1943-1948 
  Party: Progressive Conservative 
  Riding: High Park

15.

  Name: Thomas Kennedy 
  In office: 1948-1949 
  Party: Progressive Conservative 
  Riding: Peel

16.

  Name: Leslie Frost 
  In office: 1949-1961 
  Party: Progressive Conservative 
  Riding: Victoria

17.

  Name: John Robarts 
  In office: 1961-1971 
  Party: Progressive Conservative 
  Riding: London North

18.

  Name: Bill Davis 
  In office: 1971-1985 
  Party: Progressive Conservative 
  Riding: Peel North (1971-1975), Brampton (1975-1985)

19.

  Name: Frank Miller 
  In office: 1985-1985
  Party: Progressive Conservative 
  Riding: Muskoka

20.

  Name: David Peterson*
  In office: 1985-1990*
  Party: Liberal*
  Riding: London Centre*

21.

  Name: Bob Rae 
  In office: 1990-1995 
  Party: NDP 
  Riding: York South

22.

  Name: Mike Harris 
  In office: 1995-2002 
  Party: Progressive Conservative 
  Riding: Nipissing

23.

  Name: Ernie Eves 
  In office: 2002-2003 
  Party: Progressive Conservative 
  Riding: Dufferin—Peel—Wellington—Grey

24.

  Name: Dalton McGuinty 
  In office: 2003 - 2013
  Party: Liberal 
  Riding: Ottawa South

25.

  Name: Kathleen Wynne 
  In office: 2013 - 2018
  Party: Liberal 
  Riding: Don Valley West

26.

  Name: Doug Ford
  In office: 2018 - 
  Party: Progressive Conservative 
  Riding: Etobicoke North

The Peterson Government (Liberal) from 1985 to 1987 did not have the most seats in the legislature, but had the formal support of the NDP through a signed accord without an official coalition government being formed.