article: Leader of the Conservative Party of Canada
links: Brian Mulroney Charles Tupper Leader of the Official Opposition (Canada) Jean Charest Joe Clark Rona Ambrose John Diefenbaker R. B. Bennett John A. Macdonald Arthur Meighen Prime Minister of Canada Pierre Poilievre Candice Bergen (politician) Mackenzie Bowell John Abbott Kim Campbell Conservative Party of Canada Erin O'Toole Stephen Harper Andrew Scheer Yukon (electoral district) Quebec Peter MacKay John Sparrow David Thompson