Heads of State of Ontario
Lieutenant Governor of Ontario
Major-General Henry William Stisted
Date of birth/date of death: b. June 5 1817; d. December 10 1875.
1867 – 1868
William Pearce Howland
Date of birth/date of death: b. May 29 1811; d. January 1 1907.
1868 – 1873
John Willoughby Crawford
Date of birth/date of death: b. August 26 1817; d. May 13 1875.
1873 – 1875
John Beverley Robinson
Date of birth/date of death: b. February 21 1821; d. June 19 1896.
1880 – 1887
Sir Alexander Campbell
Date of birth/date of death: b. March 9 1822; d. May 24 1892.
1887 – 1892
George Airey Kirkpatrick
Date of birth/date of death: b. September 13 1841; d. December 13 1899.
1892 – 1896
Sir Oliver Mowat
Date of birth/date of death: b. July 22 1820; d. April 19 1903.
1897 – 1903
Sir John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
1908 – 1914
Sir William Mulock*
Date of birth/date of death: b. January 19 1843; d. October 1 1944.
1931 – 1932
Louis Orville Breithaupt
Date of birth/date of death: b. October 28 1890; d. December 6 1960.
1952 – 1957
John Keiller MacKay
Date of birth/date of death: b. July 11 1888; d. June 12 1970.
1957 – 1963
William Earl Rowe
Date of birth/date of death: b. May 13 1894; d. February 9 1984.
1963 – 1968
William Ross Macdonald
Date of birth/date of death: b. December 25 1891; d. May 28 1976.
1968 – 1974
John Black Aird
Date of birth/date of death: b. May 5 1923; d. May 6 1995.
1980 – 1985
James Karl Bartleman
Date of birth/date of death: b. December 24 1939; d. August 14 2023.
2002 – 2007
Heads of Government of Ontario
Premier of Ontario
John Sandfield Macdonald
Date of birth/date of death: b. December 12 1812; d. June 1 1872.
Conservative Party of Ontario
1867 – 1871
Dominick Edward Blake
Date of birth/date of death: b. October 13 1833; d. March 1 1912.
Ontario Liberal Party
1871 – 1872
Sir Oliver Mowat
Date of birth/date of death: b. July 22 1820; d. April 19 1903.
Ontario Liberal Party
1872 – 1896
George William Ross
Date of birth/date of death: b. September 18 1841; d. March 7 1914.
Ontario Liberal Party
1899 – 1905
George Howard Ferguson
Date of birth/date of death: b. June 18 1870; d. February 21 1946.
Conservative Party of Ontario
1923 – 1930
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
Conservative Party of Ontario
1930 – 1934
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
Ontario Liberal Party
1934 – 1942
Harry Corwin Nixon
Date of birth/date of death: b. April 1 1891; d. October 22 1961.
Ontario Liberal Party
1943
George Alexander Drew
Date of birth/date of death: b. May 7 1894; d. January 4 1973
Progressive Conservative Party of Ontario
1943 – 1948
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
Progressive Conservative Party of Ontario
1971 – 1985
David Robert Peterson
Date of birth/date of death: b. December 28 1943.
Ontario Liberal Party
1985 – 1990
Robert Keith “Bob” Rae
Date of birth/date of death: b. August 2 1948.
Ontario New Democratic Party
1990 – 1995
Michael Deane “Mike” Harris
Date of birth/date of death: b. January 23 1945.
Progressive Conservative Party of Ontario
1995 – 2002
Dalton James Patrick McGuinty, Jr.
Date of birth/date of death: b. July 19 1955.
Ontario Liberal Party
2003 – 2013
Douglas Robert “Doug” Ford, Jr.
Date of birth/date of death: b. November 20 1964.
Progressive Conservative Party of Ontario
2018 – present
Deputy Premier of Ontario
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1987 – 1990
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
Progressive Conservative Party of Ontario
2001 – 2002
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
Ontario Liberal Party
2011 – 2013
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
Progressive Conservative Party of Ontario
2018 – 2022
Leader of the Official Opposition of Ontario
Dominick Edward Blake
Date of birth/date of death: b. October 13 1833; d. March 1 1912.
Ontario Liberal Party
1869 – 1871
Matthew Crooks Cameron
Date of birth/date of death: b. October 2 1822; d. June 25 1887.
Conservative Party of Ontario
1872 – 1878
William Ralph Meredith
Date of birth/date of death: b. March 31 1840; d. August 21 1923.
Conservative Party of Ontario
1878 – 1894
George William Ross
Date of birth/date of death: b. September 18 1841; d. March 7 1914.
Ontario Liberal Party
1905 – 1907
Newton Wesley Rowell
Date of birth/date of death: b. November 1 1867; d. November 22 1941.
Ontario Liberal Party
1911 – 1917
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
Ontario Liberal Party
1930 – 1934
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
Conservative Party of Ontario
1935 – 1938
George Alexander Drew
Date of birth/date of death: b. May 7 1894; d. January 4 1973
Liberal-Conservative Association of Ontario (1939 – 1942); Progressive Conservative Party of Ontario (1942 – 1943)
1939 – 1943
Edward Bigelow “Ted” Jolliffe
Date of birth/date of death: b. March 2 1909; d. March 18 1998.
Ontario Co-operative Commonwealth Federation
1943 – 1945
Edward Bigelow “Ted” Jolliffe
Date of birth/date of death: b. March 2 1909; d. March 18 1998.
Ontario Co-operative Commonwealth Federation
1948 – 1951
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1967 – 1975
Stephen Henry Lewis
Date of birth/date of death: b. November 11 1937.
Ontario New Democratic Party
1975 – 1977
Stuart Lyon Smith
Date of birth/date of death: b. May 7 1938; d. June 10 2020.
Ontario Liberal Party
1977 – 1981
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1982
David Robert Peterson
Date of birth/date of death: b. December 28 1943.
Ontario Liberal Party
1982 – 1985
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
Progressive Conservative Party of Ontario
1985 – 1987
Robert Keith “Bob” Rae
Date of birth/date of death: b. August 2 1948.
Ontario New Democratic Party
1987 – 1990
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1990 – 1991
Murray John Elston
Date of birth/date of death: b. October 8 1949.
Ontario Liberal Party
1991
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
Ontario Liberal Party
1991 – 1992
Lyn McLeod
Date of birth/date of death: b. c. 1942.
Ontario Liberal Party
1992 – 1996
Dalton James Patrick McGuinty, Jr.
Date of birth/date of death: b. July 19 1955.
Ontario Liberal Party
1996 – 2003
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
2004 – 2005
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
2007 – 2009
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
Progressive Conservative Party of Ontario
2009 – 2014
Patrick Walter Brown
Date of birth/date of death: b. May 26 1978.
Progressive Conservative Party of Ontario
2015 – 2018
Andrea Lynn Horwath
Date of birth/date of death: b. October 24 1962.
Ontario New Democratic Party
2018 – 2022
Deputy Leader of the Official Opposition of Ontario
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
Progressive Conservative Party of Ontario
2009 – 2015
Cabinet of Ontario
Ministry of Agriculture
Commissioner of Agriculture and Public Works
John Carling
Date of birth/date of death: b. January 23 1828; d. November 6 1911.
1867 – 1871
Minister of Agriculture, Food, and Rural Affairs
John Jeffrey Leal
Date of birth/date of death: b. December 13 1954.
2013 – 2018
Ministry of the Attorney General
Attorney General of Ontario
John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
1899 – 1904
William Edgar Raney
Date of birth/date of death: b. December 8 1859; d. September 24 1933.
1920 – 1923
William Folger Nickle
Date of birth/date of death: b. December 31 1869; d. November 15 1957.
1923 – 1926
Roland Roy McMurtry
Date of birth/date of death: b. May 31 1932; d. March 18 2024.
1975 – 1985
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
1999 – 2001
Caroline Anne Mulroney Lapham
Date of birth/date of death: b. June 11 1974.
2018 – 2019
Ministry of Children, Community, and Social Services
Minister of Community and Social Services
Janet Ecker
Date of birth/date of death: b. October 18 1953.
1996 – 1999
John Russell Baird
Date of birth/date of death: b. May 26 1969.
1999 – 2002
Minister of Children and Youth Services
John Russell Baird
Date of birth/date of death: b. May 26 1969.
2001 – 2002
Minister of Citizenship and Culture
Lily Oddie
Date of birth/date of death: b. September 27 1937; d. April 6 2021.
1985 – 1987
Ministry of Colleges and Universities
Minister of University Affairs
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
1964 – 1971
Minister of Colleges and Universities
Lyn McLeod
Date of birth/date of death: b. c. 1942.
1987 – 1989
Sean Conway
Date of birth/date of death: b. July 24 1951.
1989 – 1990
Ministry of Economic Development, Job Creation, and Trade
Minister of Economic Development and Trade
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
2001 – 2002
Minister of Enterprise, Opportunity, and Innovation
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
2002 – 2003
Minister of Economic Development
Joseph Cordiano
Date of birth/date of death: b. October 30 1957.
2003 – 2006
Dalton James Patrick McGuinty, Jr.
Date of birth/date of death: b. July 19 1955.
2009
Ministry of Education
Minister of Education
Richard Harcourt
Date of birth/date of death: b. March 17 1849; d. November 29 1932.
1899 – 1905
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
1962 – 1971
Sean Conway
Date of birth/date of death: b. July 24 1951.
1985 – 1987
Sean Conway
Date of birth/date of death: b. July 24 1951.
1989 – 1990
Janet Ecker
Date of birth/date of death: b. October 18 1953.
1999 – 2002
Gerard Michael Kennedy
Date of birth/date of death: b. July 24 1960.
2003 – 2006
Stephen Francis Lecce
Date of birth/date of death: b. November 26 1986.
2019 – 2024
Ministry of Energy and Mines
Minister of Energy
George Lyle Ashe
Date of birth/date of death: b. October 5 1932; d. August 3 2014.
1985
Michael Deane “Mike” Harris
Date of birth/date of death: b. January 23 1945.
1985
Lyn McLeod
Date of birth/date of death: b. c. 1942.
1989 – 1990
John Russell Baird
Date of birth/date of death: b. May 26 1969.
2002 – 2003
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2003 – 2005
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2006 – 2007
Minister of Energy, Northern Development, and Mines
David Gregory “Greg” Rickford
Date of birth/date of death: b. September 24 1967.
2018 – 2021
Minister of Energy and Mines
Stephen Francis Lecce
Date of birth/date of death: b. November 26 1986.
2024 – present
Ministry of the Environment, Conservation, and Parks
Minister of the Environment
Susan de Avellar Schiller
Date of birth/date of death: b. March 21 1945.
1985
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
1985 – 1990
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
1999 – 2000
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
2011 – 2014
Ministry of Finance
Treasurer
Edmund Burke Wood
Date of birth/date of death: b. February 13 1820; d. October 7 1882.
1867 – 1871
Richard Harcourt
Date of birth/date of death: b. March 17 1849; d. November 29 1932.
1890 – 1899
George William Ross
Date of birth/date of death: b. September 18 1841; d. March 7 1914.
1899 – 1905
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
1934
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
1934 – 1943
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
1983 – 1985
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
1985 – 1990
Minister of Finance
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
2001 – 2002
Janet Ecker
Date of birth/date of death: b. October 18 1953.
2002 – 2003
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2005 – 2006
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2007 – 2013
Minister of Revenue
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2008 – 2009
Ministry of Health
Minister of Health
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
1982 – 1983
Murray John Elston
Date of birth/date of death: b. October 8 1949.
1985 – 1987
Elinor Caplan
Date of birth/date of death: b. May 20 1944.
1987 – 1990
Evelyn Adelaide Gigantes
Date of birth/date of death: b. November 1 1942; d. January 16 2026.
1990 – 1991
Minister of Health and Long-Term Care
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
2001 – 2003
David Richard Caplan
Date of birth/date of death: b. November 15 1964; d. July 24 2019.
2007 – 2009
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
2018 – 2019
Minister of Health
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
2019 – 2022
Minister of Health Promotion
James Alexander “Jim” Watson
Date of birth/date of death: b. July 30 1961.
2005 – 2007
Minister of Long-Term Care
Paul A. Calandra
Date of birth/date of death: b. May 13 1970.
2022 – 2023
Stan Cho
Date of birth/date of death: b. September 14 1977.
2023 – 2024
Ministry of Indigenous Affairs and First Nations Economic Reconciliation
Minister of Aboriginal Affairs
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
1999 – 2001
Minister of Indigenous Affairs and First Nations Economic Reconciliation
David Gregory “Greg” Rickford
Date of birth/date of death: b. September 24 1967.
2018 – present
Minister of Infrastructure
David Richard Caplan
Date of birth/date of death: b. November 15 1964; d. July 24 2019.
2003 – 2007
Ministry of Intergovernmental Affairs
Minister of Intergovernmental Affairs
Douglas Robert “Doug” Ford, Jr.
Date of birth/date of death: b. November 20 1964.
2018 – present
Ministry of Labour, Immigration, Training, and Skills Development
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
1997 – 1999
Ministry of Municipal Affairs and Housing
Minister of Municipal Affairs and Housing
Evelyn Adelaide Gigantes
Date of birth/date of death: b. November 1 1942; d. January 16 2026.
1991 – 1994
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
1999 – 2001
James Alexander “Jim” Watson
Date of birth/date of death: b. July 30 1961.
2007 – 2010
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
2010
Paul A. Calandra
Date of birth/date of death: b. May 13 1970.
2023 – present
Ministry of Natural Resources
Minister of Mines
Sean Conway
Date of birth/date of death: b. July 24 1951.
1987 – 1989
Minister of Natural Resources
Michael Deane “Mike” Harris
Date of birth/date of death: b. January 23 1945.
1985
Lyn McLeod
Date of birth/date of death: b. c. 1942.
1989 – 1990
Minister of Northern Development and Mines
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
1999 – 2001
Minister of Northern Development, Mines, Natural Resources, and Forestry
David Gregory “Greg” Rickford
Date of birth/date of death: b. September 24 1967.
2021 – 2022
Minister of Northern Development
David Gregory “Greg” Rickford
Date of birth/date of death: b. September 24 1967.
2022 – present
Office of the Provincial Secretary and Registrar
Provincial Secretary and Registrar of Ontario
John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
1889 – 1896
Daniel Roland Michener
Date of birth/date of death: b. April 19 1900; d. August 6 1991
1946 – 1948
Ministry of Public and Business Service Delivery and Procurement
Minister of Consumer and Commercial Relations
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
1977 – 1978
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
1985
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
1999 – 2001
Minister of Consumer and Business Services
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
2002 – 2003
James Alexander “Jim” Watson
Date of birth/date of death: b. July 30 1961.
2003 – 2005
Minister of Government Services
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
1985
Sean Conway
Date of birth/date of death: b. July 24 1951.
1986 – 1987
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
2012 – 2013
Ministry of the Solicitor General
Solicitor General of Ontario
John Reesor Williams
Date of birth/date of death: b. September 9 1930.
1975
David Christopherson
Date of birth/date of death: b. October 5 1954.
1993 – 1995
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
1995 – 1999
Minister of Correctional Services
David Christopherson
Date of birth/date of death: b. October 5 1954.
1992 – 1995
Minister of Public Safety and Security
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
2002 – 2003
Ministry of Tourism, Culture, and Sport
Minister of Industry and Tourism
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
1978 – 1982
Minister of Culture, Tourism, and Recreation
Lily Oddie
Date of birth/date of death: b. September 27 1937; d. April 6 2021.
1987 – 1989
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
2001 – 2002
Margaret Aileen Carroll
Date of birth/date of death: b. June 1 1944; d. April 19 2020.
2007 – 2010
Stan Cho
Date of birth/date of death: b. September 14 1977.
2024 – present
Ministry of Transportation
Minister of Public Works and Highways
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
1923 – 1930
Minister of Highways
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
1930 – 1931
Minister of Transportation
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
1997 – 1999
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
2007 – 2010
Caroline Anne Mulroney Lapham
Date of birth/date of death: b. June 11 1974.
2019 – 2023
Treasury Board Secretariat
President of the Treasury Board
Caroline Anne Mulroney Lapham
Date of birth/date of death: b. June 11 1974.
2023 – present
Legislative Assembly of Ontario
Leadership of the Legislative Assembly of Ontario
Speaker of the Legislative Assembly of Ontario
Edward “Ed” Doyle
Date of birth/date of death: b. November 30 1935; d. January 22 2026.
Non-Partisan
1996
Gary Carr
Date of birth/date of death: b. August 14 1955.
Non-Partisan
1999 – 2003
Leader of the Government in the Legislative Assembly of Ontario
Sean Conway
Date of birth/date of death: b. July 24 1951.
Ontario Liberal Party
1987 – 1989
Janet Ecker
Date of birth/date of death: b. October 18 1953.
Progressive Conservative Party of Ontario
2001 – 2002
John Russell Baird
Date of birth/date of death: b. May 26 1969.
Progressive Conservative Party of Ontario
2003
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
Ontario Liberal Party
2003 – 2005
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
Ontario Liberal Party
2005 – 2007
Paul A. Calandra
Date of birth/date of death: b. May 13 1970.
Progressive Conservative Party of Ontario
2019 – 2024
Chief Whip of the Government in the Legislative Assembly of Ontario
John Russell Baird
Date of birth/date of death: b. May 26 1969.
Progressive Conservative Party of Ontario
2002
Leader of the Official Opposition in the Legislative Assembly of Ontario
Remo Mancini
Date of birth/date of death: b. May 26 1951.
Ontario Liberal Party
1991 – 1992
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
2003 – 2004
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
2005 – 2007
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
2009 – 2010
Members of the Legislative Assembly of Ontario (Current Seats)
Navigation: Brampton South | Brantford—Brant | Davenport | Don Valley East | Durham | Etobicoke North | Hamilton Centre | Hastings—Lennox and Addington | Huron—Bruce | Kanata—Carleton | Kenora—Rainy River | King—Vaughan | Lanark—Frontenac—Kingston | Leeds—Grenville—Thousand Islands and Rideau Lakes | Markham—Stouffville | Markham—Thornhill | Newmarket—Aurora | Nipissing | Oakville | Ottawa Centre | Ottawa South | Ottawa West—Nepean | Parkdale—High Park | Renfrew—Nipissing—Pembroke | Peterborough—Kawartha | St. Catharines | Scarborough—Rouge Park | Simcoe North | Thornhill | Thunder Bay—Atikokan | Willowdale | Windsor—Tecumseh | York Centre | York—Simcoe | York South—Weston.
Member of the Legislative Assembly of Ontario for Brampton
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
Progressive Conservative Party of Ontario
1975 – 1985
Member of the Provincial Parliament of Ontario for Brampton South
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
Progressive Conservative Party of Ontario
1995 – 1999
Brantford—Brant
Member of the Provincial Parliament of Ontario for Brant North
Harry Corwin Nixon
Date of birth/date of death: b. April 1 1891; d. October 22 1961.
United Farmers of Ontario (1919 – 1923); Progressive Party of Ontario (1923 – 1926)
1919 – 1926
Member of the Provincial Parliament of Ontario for Brant County
Harry Corwin Nixon
Date of birth/date of death: b. April 1 1891; d. October 22 1961.
Progressive Party of Ontario
1926 – 1934
Member of the Provincial Parliament of Ontario for Brant
Harry Corwin Nixon
Date of birth/date of death: b. April 1 1891; d. October 22 1961.
Liberal-Progressive Party (1934 – 1937); Ontario Liberal Party (1937 – 1961)
1934 – 1961
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1962 – 1975
Member of the Provincial Parliament of Ontario for Brant—Oxford—Norfolk
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1975 – 1987
Member of the Provincial Parliament of Ontario for Brant—Haldimand
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
Ontario Liberal Party
1987 – 1991
Member of the Provincial Parliament of Ontario for Bruce South
Dominick Edward Blake
Date of birth/date of death: b. October 13 1833; d. March 1 1912.
Ontario Liberal Party
1867 – 1872
Member of the Legislative Assembly of Ontario for Cornwall
John Sandfield Macdonald
Date of birth/date of death: b. December 12 1812; d. June 1 1872.
Liberal-Conservative Party of Ontario
1867 – 1875
Davenport
Member of the Provincial Parliament of Ontario for Davenport
Tony Ruprecht
Date of birth/date of death: b. December 12 1942.
Ontario Liberal Party
1999 – 2011
Don Valley East
Member of the Legislative Assembly of Ontario for Don Valley East
David Richard Caplan
Date of birth/date of death: b. November 15 1964; d. July 24 2019.
Ontario Liberal Party
1999 – 2011
Member of the Legislative Assembly of Ontario for Durham
John O’Toole
Date of birth/date of death: b. c. 1944.
Progressive Conservative Party of Ontario
1999 – 2014
Member of the Provincial Parliament of Ontario for Durham West
Dominick Edward Blake
Date of birth/date of death: b. October 13 1833; d. March 1 1912.
Ontario Liberal Party
1867 – 1871
George Lyle Ashe
Date of birth/date of death: b. October 5 1932; d. August 3 2014.
Progressive Conservative Party of Ontario
1977 – 1987
Member of the Provincial Parliament of Ontario for Etobicoke North
Douglas Robert “Doug” Ford, Jr.
Date of birth/date of death: b. November 20 1964.
Progressive Conservative Party of Ontario
2018 – present
Hamilton Centre
Member of the Provincial Parliament of Ontario for Hamilton Centre
Michael Norman “Mike” Davison
Date of birth/date of death: b. March 31 1950.
Ontario New Democratic Party
1975 – 1981
Sheila Maureen Copps
Date of birth/date of death: b. November 27 1952.
Ontario Liberal Party
1981 – 1984
Michael Norman “Mike” Davison
Date of birth/date of death: b. March 31 1950.
Ontario New Democratic Party
1984 – 1985
Lily Oddie
Date of birth/date of death: b. September 27 1937; d. April 6 2021.
Ontario Liberal Party
1985 – 1990
David Christopherson
Date of birth/date of death: b. October 5 1954.
Ontario New Democratic Party
1990 – 1999
Andrea Lynn Horwath
Date of birth/date of death: b. October 24 1962.
Ontario New Democratic Party
2007 – 2022
Member of the Provincial Parliament of Ontario for Hastings—Lennox and Addington
Daryl Kramp
Date of birth/date of death: b. June 14 1947; d. February 8 2024.
Progressive Conservative Party of Ontario
2018 – 2022
Member of the Provincial Parliament of Ontario for Huron—Bruce
Murray John Elston
Date of birth/date of death: b. October 8 1949.
Ontario Liberal Party
1981 – 1987
Kanata—Carleton
Member of the Parliament of Canada for Kanata—Carleton
Karen A. McCrimmon
Date of birth/date of death: b. 1959.
Ontario Liberal Party
2023 – present
Member of the Provincial Parliament of Ontario for Kenora—Rainy River
David Gregory “Greg” Rickford
Date of birth/date of death: b. September 24 1967.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for King—Vaughan
Stephen Francis Lecce
Date of birth/date of death: b. November 26 1986.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for Lanark—Frontenac—Kingston
Randy Alexander Hillier
Date of birth/date of death: b. 1958.
Progressive Conservative Party of Ontario (2018 – 2019); Independent (2019 – 2022)
2018 – 2022
Member of the Provincial Parliament of Ontario for Leeds—Grenville—Thousand Islands and Rideau Lakes (Leeds—Grenville, 1987 – 2018)
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
1987 – 2010
Member of the Provincial Parliament of Ontario for London Centre
David Robert Peterson
Date of birth/date of death: b. December 28 1943.
Ontario Liberal Party
1975 – 1990
Member of the Provincial Parliament of Ontario for Markham—Stouffville
Paul A. Calandra
Date of birth/date of death: b. May 13 1970.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for Markham—Thornhill
Logan Kanapathi
Date of birth/date of death: b. ??.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for Middlesex West
George William Ross
Date of birth/date of death: b. September 18 1841; d. March 7 1914.
Ontario Liberal Party
1883 – 1908
Member of the Provincial Parliament of Ontario for Newmarket—Aurora
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
Progressive Conservative Party of Ontario
2018 – 2022
Member of the Provincial Parliament of Ontario for Nipissing
Michael Deane “Mike” Harris
Date of birth/date of death: b. January 23 1945.
Progressive Conservative Party of Ontario
1981 – 2002
Oakville
Member of the Provincial Parliament of Ontario for Oakville
Terrance Patrick “Terry” O’Connor
Date of birth/date of death: b. March 24 1940.
Progressive Conservative Party of Ontario
1985 – 1987
Gary Carr
Date of birth/date of death: b. August 14 1955.
Progressive Conservative Party of Ontario
1999 – 2003
Ottawa Centre
Member of the Provincial Parliament of Ontario for Ottawa Centre
Evelyn Adelaide Gigantes
Date of birth/date of death: b. November 1 1942; d. January 16 2026.
Ontario New Democratic Party
1985 – 1987
Evelyn Adelaide Gigantes
Date of birth/date of death: b. November 1 1942; d. January 16 2026.
Ontario New Democratic Party
1990 – 1995
Catherine McKenney
Date of birth/date of death: b. June 3 1961.
Ontario New Democratic Party
2025 – present
Member of the Provincial Parliament of Ontario for Ottawa South
Dalton James Patrick McGuinty, Jr.
Date of birth/date of death: b. July 19 1955.
Ontario Liberal Party
1990 – 2013
Member of the Provincial Parliament of Ontario for Oxford North
Sir Oliver Mowat
Date of birth/date of death: b. July 22 1820; d. April 19 1903.
Ontario Liberal Party
1872 – 1896
Member of the Provincial Parliament of Ontario for Ottawa West—Nepean
James Alexander “Jim” Watson
Date of birth/date of death: b. July 30 1961.
Ontario Liberal Party
2003 – 2010
Member of the Provincial Parliament of Ontario for Parkdale—High Park
Gerard Michael Kennedy
Date of birth/date of death: b. July 24 1960.
Ontario Liberal Party
1999 – 2006
Member of the Legislative Assembly of Ontario for Peel
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
Progressive Conservative Party of Ontario
1959 – 1967
Member of the Legislative Assembly of Ontario for Peel North
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
Progressive Conservative Party of Ontario
1967 – 1975
Member of the Provincial Parliament of Ontario for Peterborough—Kawartha
John Jeffrey Leal
Date of birth/date of death: b. December 13 1954.
Ontario Liberal Party
2003 – 2018
Member of the Provincial Parliament of Ontario for Renfrew—Nipissing—Pembroke
Sean Conway
Date of birth/date of death: b. July 24 1951.
Ontario Liberal Party
1999 – 2003
Member of the Provincial Parliament of Ontario for St. Andrew – St. Patrick
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
Progressive Conservative Party of Ontario
1975 – 1987
St. Catharines
Member of the Legislative Assembly of Ontario for St. Catharines
Robert Mercer Johnston
Date of birth/date of death: b. September 15 1916; d. October 16 1985.
Progressive Conservative Party of Ontario
1967 – 1977
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
Ontario Liberal Party
1977 – 2018
Jennifer “Jennie” Stevens
Date of birth/date of death: b. unknown.
Ontario New Democratic Party
2018 – present
Member of the Provincial Parliament of Ontario for Scarborough—Rouge Park
Vijay Thanigasalam
Date of birth/date of death: b. March 8 1989.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for Simcoe North
Patrick Walter Brown
Date of birth/date of death: b. May 26 1978.
Progressive Conservative Party of Ontario
2015 – 2018
Member of the Provincial Parliament of Ontario for Thornhill
Gila Deborah Gladstone-Martow
Date of birth/date of death: b. June 5 1961.
Progressive Conservative Party of Ontario
2014 – 2022
Thunder Bay—Atikokan
Member of the Provincial Parliament of Ontario for Thunder Bay—Atikokan
Lyn McLeod
Date of birth/date of death: b. c. 1942.
Ontario Liberal Party
1999 – 2003
Member of the Legislative Assembly of Ontario for Toronto East
Alexander Morris
Date of birth/date of death: b. March 17 1826; d. October 28 1889.
Conservative Party of Ontario
1878 – 1886
Member of the Provincial Parliament of Ontario for Willowdale
Stan Cho
Date of birth/date of death: b. September 14 1977.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for Windsor—Tecumseh
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
Ontario Liberal Party
2007 – 2013
Member of the Provincial Parliament of Ontario for York Centre
Roman Baber
Date of birth/date of death: b. August 9 1980.
Progressive Conservative Party of Ontario (2018 – 2021); Independent (2021 – 2022)
2018 – 2022
Member of the Provincial Parliament of Ontario for York—Simcoe
Caroline Anne Mulroney Lapham
Date of birth/date of death: b. June 11 1974.
Progressive Conservative Party of Ontario
2018 – present
Member of the Provincial Parliament of Ontario for York South
Robert Keith “Bob” Rae
Date of birth/date of death: b. August 2 1948.
Ontario New Democratic Party
1982 – 1996
York South—Weston
Member of the Legislative Assembly of Ontario for York South—Weston
Joseph Cordiano
Date of birth/date of death: b. October 30 1957.
Ontario Liberal Party
1999 – 2006
Members of the Legislative Assembly of Ontario (Defunct Constituencies)
Navigation: Barrie | Bramalea—Gore—Malton | Brampton West—Mississauga | Brant South | Brockville | Bruce | Carleton East | Dovercourt | Downsview | Durham East | Durham West | Durham—York | Eglinton | Erie—Lincoln | Essex South | Fort William | Grenville | Grenville South | Halton—Burlington | Hamilton | Hamilton East | Hamilton West | High Park | Lanark—Frontenac—Lennox and Addington | Lawrence | Leeds | London | Mississauga West | Monck | Nepean | Nepean—Carleton | Niagara South | Niagara West—Glanbrook | Oakville South | Oriole | Ottawa | Oxford North | Parkdale | Peel | Pickering—Ajax—Uxbridge | Prince Edward | Renfrew North | Riverdale | St. George | St. George—St. David | Simcoe South | Toronto East | Toronto South | Victoria—Haliburton | Waterloo North | Wellington East | Wellington South | Wentworth East | Whitby—Ajax | Whitby—Oshawa | Wilson Heights | Windsor—St. Clair | Windsor—Walkerville | York East | York South | Yorkview.
Barrie
Member of the Legislative Assembly of Ontario for Barrie
Margaret Aileen Carroll
Date of birth/date of death: b. June 1 1944; d. April 19 2020.
Ontario Liberal Party
2007 – 2011
Member of the Provincial Parliament of Ontario for Bramalea—Gore—Malton
Jagmeet Singh
Date of birth/date of death: b. January 2 1979.
Ontario New Democratic Party
2011 – 2017
Member of the Provincial Parliament of Ontario for Brampton West—Mississauga
Tony Peter Clement
Date of birth/date of death: b. January 27 1961.
Progressive Conservative Party of Ontario
1999 – 2003
Brant South
Member of the Provincial Parliament of Ontario for Brant South
Edmund Burke Wood
Date of birth/date of death: b. February 13 1820; d. October 7 1882.
Conservative Party of Ontario
1867 – 1873
Brockville
Member of the Provincial Parliament of Ontario for Brockville
William Fitzsimmons
Date of birth/date of death: b. March 4 1819; d. July 1894.
Conservative Party of Ontario
1867 – 1875
Christopher Finlay Fraser
Date of birth/date of death: b. October 16 1839; d. August 24 1894.
Ontario Liberal Party
1879 – 1894
Member of the Provincial Parliament of Ontario for Bruce
Murray John Elston
Date of birth/date of death: b. October 8 1949.
Ontario Liberal Party
1987 – 1994
Carleton East
Member of the Legislative Assembly of Ontario for Carleton East
Evelyn Adelaide Gigantes
Date of birth/date of death: b. November 1 1942; d. January 16 2026.
Ontario New Democratic Party
1975 – 1981
Dovercourt
Member of the Provincial Parliament of Ontario for Dovercourt
Antonio “Tony” Lupusella
Date of birth/date of death: b. June 12 1944.
Ontario New Democratic Party (1975 – 1986); Ontario Liberal Party (1986 – 1990)
1975 – 1990
Downsview
Member of the Legislative Assembly of Ontario for Downsview
Joseph Cordiano
Date of birth/date of death: b. October 30 1957.
Ontario Liberal Party
1985 – 1987
Member of the Provincial Parliament of Ontario for Durham Centre
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
Progressive Conservative Party of Ontario
1995 – 1999
Member of the Provincial Parliament of Ontario for Durham East
John O’Toole
Date of birth/date of death: b. c. 1944.
Progressive Conservative Party of Ontario
1995 – 1999
Member of the Provincial Parliament of Ontario for Durham West
Janet Ecker
Date of birth/date of death: b. October 18 1953.
Progressive Conservative Party of Ontario
1995 – 1999
Member of the Provincial Parliament of Ontario for Durham—York
Larry O’Connor
Date of birth/date of death: b. May 4 1956.
Ontario New Democratic Party
1990 – 1995
Member of the Provincial Parliament of Ontario for Eglinton
Roland Roy McMurtry
Date of birth/date of death: b. May 31 1932; d. March 18 2024.
Progressive Conservative Party of Ontario
1975 – 1985
Member of the Provincial Parliament of Ontario for Elgin
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
Ontario Liberal Party
1934 – 1945
Member of the Provincial Parliament of Ontario for Erie—Lincoln
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
Progressive Conservative Party of Ontario
1999 – 2007
Member of the Provincial Parliament of Ontario for Essex South
Remo Mancini
Date of birth/date of death: b. May 26 1951.
Ontario Liberal Party
1975 – 1993
Fort William
Member of the Provincial Parliament of Ontario for Fort William
Lyn McLeod
Date of birth/date of death: b. c. 1942.
Ontario Liberal Party
1987 – 1999
Grenville
Member of the Provincial Parliament of Ontario for Grenville
George Howard Ferguson
Date of birth/date of death: b. June 18 1870; d. February 21 1946.
Conservative Party of Ontario
1905 – 1930
Grenville South
Member of the Provincial Parliament of Ontario for Grenville South
Christopher Finlay Fraser
Date of birth/date of death: b. October 16 1839; d. August 24 1894.
Ontario Liberal Party
1872 – 1879
Halton—Burlington
Member of the Provincial Parliament of Ontario for Halton—Burlington
Julian Alexander Arnott Reed
Date of birth/date of death: b. January 27 1936; d. January 6 2022.
Ontario Liberal Party
1975 – 1985
Hamilton
Member of the Provincial Parliament of Ontario for Hamilton
John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
Ontario Liberal Party
1879 – 1894
Member of the Provincial Parliament of Ontario for Hamilton East
Andrea Lynn Horwath
Date of birth/date of death: b. October 24 1962.
Ontario New Democratic Party
2004 – 2007
Hamilton West
Member of the Provincial Parliament of Ontario for Hamilton West
John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
Ontario Liberal Party
1894 – 1898
Stuart Lyon Smith
Date of birth/date of death: b. May 7 1938; d. June 10 2020.
Ontario Liberal Party
1975 – 1982
David Christopherson
Date of birth/date of death: b. October 5 1954.
Ontario New Democratic Party
1999 – 2003
Member of the Provincial Parliament of Ontario for High Park
William Horace “Bill” Temple
Date of birth/date of death: b. November 28 1898; d. April 9 1988.
Ontario Co-operative Commonwealth Federation
1948 – 1951
Member of the Provincial Parliament of Ontario for Kenora
Peter Heenan
Date of birth/date of death: b. February 19 1875; d. May 12 1948.
Labour Party
1919 – 1926
Peter Heenan
Date of birth/date of death: b. February 19 1875; d. May 12 1948.
Ontario Liberal Party
1934 – 1943
Member of the Provincial Parliament of Ontario for Kingston
William Folger Nickle
Date of birth/date of death: b. December 31 1869; d. November 15 1957.
Conservative Party of Ontario
1908 – 1911
William Folger Nickle
Date of birth/date of death: b. December 31 1869; d. November 15 1957.
Conservative Party of Ontario
1922 – 1926
Member of the Provincial Parliament of Ontario for Lanark—Frontenac—Lennox and Addington
Randy Alexander Hillier
Date of birth/date of death: b. 1958.
Progressive Conservative Party of Ontario
2007 – 2018
Lawrence
Member of the Legislative Assembly of Ontario for Lawrence
Joseph Cordiano
Date of birth/date of death: b. October 30 1957.
Ontario Liberal Party
1987 – 1999
Member of the Provincial Parliament of Ontario for Leeds
Robert William “Bob” Runciman
Date of birth/date of death: b. August 10 1942.
Progressive Conservative Party of Ontario
1981 – 1987
Member of the Legislative Assembly of Ontario for London
John Carling
Date of birth/date of death: b. January 23 1828; d. November 6 1911.
Conservative Party of Ontario
1867 – 1872
William Ralph Meredith
Date of birth/date of death: b. March 31 1840; d. August 21 1923.
Conservative Party of Ontario
1872 – 1894
Member of the Provincial Parliament of Ontario for Mississauga West
Steven W. “Steve” Mahoney
Date of birth/date of death: b. July 18 1947.
Ontario Liberal Party
1987 – 1995
Member of the Provincial Parliament of Ontario for Monck
Richard Harcourt
Date of birth/date of death: b. March 17 1849; d. November 29 1932.
Ontario Liberal Party
1878 – 1908
Member of the Provincial Parliament of Ontario for Nepean
John Russell Baird
Date of birth/date of death: b. May 26 1969.
Progressive Conservative Party of Ontario
1995 – 1999
Member of the Provincial Parliament of Ontario for Nepean—Carleton
John Russell Baird
Date of birth/date of death: b. May 26 1969.
Progressive Conservative Party of Ontario
1999 – 2005
Member of the Provincial Parliament of Ontario for Niagara South
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
Progressive Conservative Party of Ontario
1995 – 1999
Oakville South
Member of the Provincial Parliament of Ontario for Oakville South
Gary Carr
Date of birth/date of death: b. August 14 1955.
Progressive Conservative Party of Ontario
1990 – 1999
Oriole
Member of the Provincial Parliament of Ontario for Oriole
John Reesor Williams
Date of birth/date of death: b. September 9 1930.
Progressive Conservative Party of Ontario
1975 – 1985
Elinor Caplan
Date of birth/date of death: b. May 20 1944.
Ontario Liberal Party
1985 – 1997
David Richard Caplan
Date of birth/date of death: b. November 15 1964; d. July 24 2019.
Ontario Liberal Party
1997 – 1999
Parkdale
Member of the Provincial Parliament of Ontario for Parkdale
James Beecham Trotter
Date of birth/date of death: b. March 23 1923; d. June 1 1989.
Ontario Liberal Party
1959 – 1971
Janusz Romuald “Jan” Dukszta
Date of birth/date of death: b. May 27 1932; d. July 31 2025.
Ontario New Democratic Party
1971 – 1981
Tony Ruprecht
Date of birth/date of death: b. December 12 1942.
Ontario Liberal Party
1981 – 1999
Member of the Provincial Parliament of Ontario for Peel
Duncan McLean Marshall
Date of birth/date of death: b. September 24 1872; January 16 1946.
Ontario Liberal Party
1934 – 1937
Member of the Provincial Parliament of Ontario for Pickering—Ajax—Uxbridge
Janet Ecker
Date of birth/date of death: b. October 18 1953.
Progressive Conservative Party of Ontario
1999 – 2003
Member of the Provincial Parliament of Ontario for Niagara West—Glanbrook
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
Progressive Conservative Party of Ontario
2007 – 2016
Member of the Provincial Parliament of Ontario for Ottawa
Daniel John O’Donoghue
Date of birth/date of death: b. August 1 1844; d. January 16 1907.
Ontario Liberal Party
1874 – 1879
Member of the Provincial Parliament of Ontario for Oxford North
Newton Wesley Rowell
Date of birth/date of death: b. November 1 1867; d. November 22 1941.
Ontario Liberal Party
1911 – 1918
Member of the Provincial Parliament of Ontario for Prescott and Russell
Don Boudria
Date of birth/date of death: b. August 30 1949.
Ontario Liberal Party
1981 – 1984
Member of the Provincial Parliament of Ontario for Prince Edward
William Edgar Raney
Date of birth/date of death: b. December 8 1859; d. September 24 1933.
United Farmers of Ontario
1928 – 1926
Member of the Provincial Parliament of Ontario for Renfrew North
Sean Conway
Date of birth/date of death: b. July 24 1951.
Ontario Liberal Party
1975 – 1999
Riverdale
Member of the Provincial Parliament of Ontario for Riverdale
Robert Aloysius Allen
Date of birth/date of death: b. April 21 1888; d. August 21 1969.
Ontario Liberal Party
1934 – 1937
Member of the Provincial Parliament of Ontario for St. George
Susan de Avellar Schiller
Date of birth/date of death: b. March 21 1945.
Progressive Conservative Party of Ontario
1981 – 1987
Member of the Provincial Parliament of Ontario for St. George—St. David
Timothy John “Tim” Murphy
Date of birth/date of death: b. August 7 1959.
Ontario Liberal Party
1993 – 1995
Member of the Provincial Parliament of Ontario for Scarborough West
Stephen Henry Lewis
Date of birth/date of death: b. November 11 1937.
Ontario New Democratic Party
1963 – 1978
Member of the Provincial Parliament of Ontario for Simcoe South
Edgar James Evans
Date of birth/date of death: b. ?, d ?.
United Farmers of Ontario
1919 – 1923
William Earl Rowe
Date of birth/date of death: b. May 13 1894; d. February 9 1984.
Conservative Party of Ontario
1923 – 1925
Toronto East
Member of the Provincial Parliament of Ontario for Toronto East
Matthew Crooks Cameron
Date of birth/date of death: b. October 2 1822; d. June 25 1887.
Conservative Party of Ontario
1867 – 1878
Alexander Morris
Date of birth/date of death: b. March 17 1826; d. October 28 1889.
Conservative Party of Ontario
1878 – 1886
Member of the Provincial Parliament of Ontario for Toronto South
Oliver Aiken Howland
Date of birth/date of death: b. April 18 1847; d. March 9 1905.
Conservative Party of Ontario
1894 – 1898
Victoria—Haliburton
Member of the Legislative Assembly of Ontario for Victoria—Haliburton
Dennis Paul Drainville
Date of birth/date of death: b. February 20 1954.
Ontario New Democratic Party
1990 – 1993
Waterloo North
Member of the Provincial Parliament of Ontario for Waterloo North
William George Weichel
Date of birth/date of death: b. July 20 1870; d. May 2 1949.
Conservative Party of Ontario
1923 – 1929
Wellington East
Member of the Provincial Parliament of Ontario for Wellington East
John Morison Gibson
Date of birth/date of death: b. January 1 1842; d. June 3 1929.
Ontario Liberal Party
1898 – 1904
William Edgar Raney
Date of birth/date of death: b. December 8 1859; d. September 24 1933.
United Farmers of Ontario
1920 – 1926
Member of the Provincial Parliament of Ontario for Wellington South
Donald Guthrie
Date of birth/date of death: b. May 8 1840; d. October 31 1915.
Ontario Liberal Party
1886 – 1894
Wentworth East
Member of the Legislative Assembly of Ontario for Wentworth East
Edward “Ed” Doyle
Date of birth/date of death: b. November 30 1935; d. January 22 2026.
Progressive Conservative Party of Ontario
1995 – 1999
Member of the Provincial Parliament of Ontario for Whitby—Ajax
James Michael “Jim” Flaherty
Date of birth/date of death: b. December 30 1949; d. April 10 2024.
Progressive Conservative Party of Ontario
1999 – 2006
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
Progressive Conservative Party of Ontario
2006 – 2007
Member of the Provincial Parliament of Ontario for Whitby—Oshawa
Christine Janice Elliott
Date of birth/date of death: b. April 13 1955.
Progressive Conservative Party of Ontario
2007 – 2015
Wilson Heights
Member of the Legislative Assembly of Ontario for Wilson Heights
David Rotenberg
Date of birth/date of death: b. July 24 1930; d. January 13 2022.
Progressive Conservative Party of Ontario
1977 – 1985
Member of the Provincial Parliament of Ontario for Windsor—St. Clair
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
Ontario Liberal Party
1999 – 2007
Member of the Provincial Parliament of Ontario for Windsor—Walkerville
Dwight Duncan
Date of birth/date of death: b. January 3 1959.
Ontario Liberal Party
1995 – 1999
Member of the Provincial Parliament of Ontario for York East
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
Conservative Party of Ontario
1913 – 1943
Member of the Provincial Parliament of Ontario for York South
Edward Bigelow “Ted” Jolliffe
Date of birth/date of death: b. March 2 1909; d. March 18 1998.
Ontario Co-operative Commonwealth Federation
1943 – 1945
Edward Bigelow “Ted” Jolliffe
Date of birth/date of death: b. March 2 1909; d. March 18 1998.
Ontario Co-operative Commonwealth Federation
1948 – 1951
Gerard Michael Kennedy
Date of birth/date of death: b. July 24 1960.
Ontario Liberal Party
1996 – 1999
Member of the Provincial Parliament of Ontario for Yorkview
Giorgio Mammoliti
Date of birth/date of death: b. September 20 1961.
Ontario New Democratic Party
1990 – 1995
Political Parties of Ontario
Ontario Liberal Party
Leader of the Ontario Liberal Party
Dominick Edward Blake
Date of birth/date of death: b. October 13 1833; d. March 1 1912.
1868 – 1872
Sir Oliver Mowat
Date of birth/date of death: b. July 22 1820; d. April 19 1903.
1872 – 1896
George William Ross
Date of birth/date of death: b. September 18 1841; d. March 7 1914.
1899 – 1907
Newton Wesley Rowell
Date of birth/date of death: b. November 1 1867; d. November 22 1941.
1911 – 1917
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
1930 – 1942
Harry Corwin Nixon
Date of birth/date of death: b. April 1 1891; d. October 22 1961.
1943 – 1944
Mitchell Frederick Hepburn
Date of birth/date of death: b. August 12 1896; d. January 5 1953.
1944 – 1945
Walter Cunningham Thomson
Date of birth/date of death: b. December 21 1895; d. April 27 1964.
1951 – 1954
Robert Fletcher Nixon
Date of birth/date of death: b. July 17 1928.
1967 – 1976
Stuart Lyon Smith
Date of birth/date of death: b. May 7 1938; d. June 10 2020.
1976 – 1982
David Robert Peterson
Date of birth/date of death: b. December 28 1943.
1982 – 1990
Murray John Elston (*interim)
Date of birth/date of death: b. October 8 1949.
1991
James Joseph “Jim” Bradley
Date of birth/date of death: b. February 19 1945; d. September 26 2025.
1991 – 1992
Lyn McLeod
Date of birth/date of death: b. c. 1942.
1992 – 1996
Dalton James Patrick McGuinty, Jr.
Date of birth/date of death: b. July 19 1955.
1996 – 2013
Ontario New Democratic Party
Leader of the Ontario Co-operative Commonwealth Federation
Edward Bigelow “Ted” Jolliffe
Date of birth/date of death: b. March 2 1909; d. March 18 1998.
1942 – 1953
Leader of the Ontario New Democratic Party
Stephen Henry Lewis
Date of birth/date of death: b. November 11 1937.
1970 – 1978
Robert Keith “Bob” Rae
Date of birth/date of death: b. August 2 1948.
1982 – 1996
Andrea Lynn Horwath
Date of birth/date of death: b. October 24 1962.
2009 – 2022
Progressive Conservative Party of Ontario
Leader of the Liberal-Conservative Association of Ontario
John Sandfield Macdonald
Date of birth/date of death: b. December 12 1812; d. June 1 1872.
1867 – 1871
Matthew Crooks Cameron
Date of birth/date of death: b. October 2 1822; d. June 25 1887.
1872 – 1878
William Ralph Meredith
Date of birth/date of death: b. March 31 1840; d. August 21 1923.
1878 – 1894
George Howard Ferguson
Date of birth/date of death: b. June 18 1870; d. February 21 1946.
1919 – 1930
William Earl Rowe
Date of birth/date of death: b. May 13 1894; d. February 9 1984.
1936 – 1938
George Alexander Drew
Date of birth/date of death: b. May 7 1894; d. January 4 1973
1938 – 1942
Leader of the Progressive Conservative Party of Ontario
George Stewart Henry
Date of birth/date of death: b. July 16 1871; d. September 2 1958.
1930 – 1936
George Alexander Drew
Date of birth/date of death: b. May 7 1894; d. January 4 1973
1942 – 1948
William Grenville “Bill” Davis
Date of birth/date of death: b. July 30 1929; d. August 8 2021.
1971 – 1985
Lawrence Sheldon “Larry” Grossman
Date of birth/date of death: b. December 2 1943; d. June 22 1997.
1985 – 1987
Michael Deane “Mike” Harris
Date of birth/date of death: b. January 23 1945.
1990 – 2002
Robert William “Bob” Runciman (*interim)
Date of birth/date of death: b. August 10 1942.
2009
Timothy Patrick “Tim” Hudak
Date of birth/date of death: b. November 1 1967.
2009 – 2014
Patrick Walter Brown
Date of birth/date of death: b. May 26 1978.
2015 – 2018
Douglas Robert “Doug” Ford, Jr.
Date of birth/date of death: b. November 20 1964.
2018 – present
President of the Progressive Conservative Party of Ontario
Richard “Rick” Dykstra
Date of birth/date of death: b. April 10 1966.
2016 – 2018