Premiers of the province of Ontario since Canadian Confederation in 1867.
- Dalton McGuinty (2003 to present)
- Ernie Eves (2002 to 2003)
- Mike Harris (1995 to 2002)
- Bob Rae (1990 to 1995)
- David Peterson (1985 to 1990)
- Frank Miller (1985)
- William Davis (1971 to 1985)
- John Robarts (1961 to 1971)
- Leslie Frost (1949 to 1961)
- Thomas Kennedy (1948 to 1949)
- George Drew (1943 to 1948)
- Harry Nixon (1943)
- Gordon Conant (1942 to 1943)
- Mitchell Hepburn (1934 to 1942)
- George Henry (1930 to 1934)
- George Ferguson (1923 to 1930)
- Ernest C Drury (1919 to 1923)
- Sir William Hearst (1914 to 1919)
- Sir James Whitney (1905 to 1914)
- George Ross (1899 to 1905)
- Arthur Hardy (1896 to 1899)
- Oliver Mowat (1872 to 1896)
- Edward Blake (1871 to 1872)
- J S Macdonald (1867 to 1871)
