List of political parties in Ontario

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Parties represented in the Legislative Assembly[edit]

Name Founded Ideology Leader MPPs
  Ontario Liberal Party
Parti libéral de l'Ontario
1857 liberalism Kathleen Wynne 59
  Progressive Conservative Party of Ontario
Parti progressiste-conservateur de l'Ontario
1854 conservatism Patrick Brown 28
  Ontario New Democratic Party
Nouveau Parti démocratique de l'Ontario
1961 social democracy Andrea Horwath 20

Other parties registered with Elections Ontario[edit]

Name Founded Notes
Canadian Constituents' Party 2016
Canadians' Choice Party
Le Parti du choix des Canadiens et Canadiennes
Communist Party of Canada (Ontario)
Parti communiste du Canada (Ontario)
1940 Known as the Labor-Progressive Party from 1941 to 1949. Had two MPPs from 1943 to 1951, and one from 1951 to 1955.
Equal Parenting Party 2014
Freedom Party of Ontario
Parti de la Liberté - Ontario
Green Party of Ontario
Parti Vert de l'Ontario
None of the Above Party of Ontario
Aucune de ces Réponses Parti de l’Ontario
Northern Ontario Party 1977 Revived in 2010
Ontario Libertarian Party
Parti libertarien de l'Ontario
Ontario Moderate Party 2014
Ontario Provincial Confederation of Regions Party 1989
Party for People with Special Needs
Parti pour les gens qui ont des besoins spéciaux
Pauper Party of Ontario
Parti Pauvre de l’Ontario
Stop the New Sex-Ed Agenda 2016
The People's Political Party 2011
Trillium Party of Ontario
Parti Trillium de l’Ontario
Vegan Environmental Party
Parti écologique végan


Unregistered parties[edit]

Historical parties that won seats in the Legislative Assembly[edit]

Pre-Confederation parties[edit]

Other historical parties[edit]

Name Period Notes
Natural Law Party of Ontario 1993-2000
New Reform Party of Ontario 1987-2016 Known as Family Coalition Party of Ontario from 1987-2015
Ontario Alternative 2007
Party for Human Rights in Ontario 2011
People First Republican Party of Ontario 2007
Reform Party of Ontario 1989-2015
Representative Party of Ontario 2005
Social Credit Party of Ontario/Union of Electors 1945-1970s
Unparty 1980-1983 Succeeded by Freedom Party of Ontario

Toronto municipal parties[edit]

Name Period
Toronto Party 2007
Metro New Democratic Party 1970s-1990s
Civic Liberals 1969

See also[edit]


  1. ^ "Registered Political Parties". Elections Ontario. Retrieved 3 June 2014.