List of Canadian Politicians Who Have Crossed The Floor - 1950s

1950s

• 1952: Tilly Rolston - British Columbia Progressive Conservative MLA crossed the floor to join the British Columbia Social Credit Party of W.A.C. Bennett.
• 1955: Ross Thatcher - Co-operative Commonwealth Federation (CCF) MP from Saskatchewan leaves the party to sit as an Independent. He runs as a Liberal in the 1957 election but is defeated. Subsequently becomes leader of the Liberal Party of Saskatchewan and then Premier of Saskatchewan.
• 1955: Sam Drover leaves the Liberal Party of Newfoundland and Labrador to become the province's first MHA representing the CCF, losing his seat in the next year's election.