For more information on provincial politics see: Ontario.


Premier Party Term
Kathleen Wynne Liberal 2013 to present
Dalton McGuinty Liberal 2003-2013
Ernie Eves Conservative 2002-03
Michael Deane Harris Conservative 1995-2002
Robert Keith Rae NDP 1990-95
David Robert Peterson Liberal 1985-90
Frank Miller Conservative 1985
William Grenville Davis Conservative 1971-85
John Parmenter Robarts Conservative 1961-71
Leslie Miscampbell Frost Conservative 1949-61
Kennedy Conservative 1948-49
George Alexander Drew Conservative 1943-48
Harry Corwin Nixon Liberal 1943
Gordon Daniel Conant Liberal 1942-43
Mitchell Frederick Hepburn Liberal 1934-42
George Stewart Henry Conservative 1930-34
George Howard Ferguson Conservative 1923-30
Ernest Charles Drury United Farmers of Ontario 1919-23
William Howard Hearst Conservative 1914-19
James Pliny Whitney Conservative 1905-14
George William Ross Liberal 1899-1905
Arthur Sturgis Hardy Liberal 1896-99
Oliver Mowat Liberal 1872-96
Edward Blake Liberal 1871-72
John Sandfield Macdonald Liberal-Conservative 1867-71