All Floor Crossings

Lela Evans

2024Notable

NDP → Prog. ConservativeMHANewfoundland

1/5

Evans had left the PCs for the NDP in 2022. Just two years later, she went back to the PCs. She represents one of Canada's most remote ridings - Torngat Mountains in Labrador, h…

Lela Evans (1st crossing)

2022Notable

Progressive Conservative → NDPMLANewfoundland and Labrador

1/5

Lela Evans, the Progressive Conservative MHA for Torngat Mountains — a vast northern Labrador riding representing predominantly Inuit and Innu communities — resigned from the PC…

Amanda Simard

2020Notable

Prog. Conservative → LiberalMPPOntario

1/5

Simard resigned from Doug Ford's Ontario PC caucus because the government cut funding for Franco-Ontarian services - including eliminating the French Language Commissioner. She …

Ian Donovan

2014

Wildrose Alliance → Progressive ConservativeMLAAlberta

1/5

Donovan, Wildrose MLA for Little Bow, crossed to the PCs in November 2014 alongside Kerry Towle.

Kerry Towle

2014

Wildrose Alliance → Progressive ConservativeMLAAlberta

1/5

Towle, Wildrose MLA for Innisfail-Sylvan Lake, crossed to the PCs in November 2014, weeks before Danielle Smith's mass crossing. She was unhappy with Smith's leadership.

Patry, NDP MP for Jonquière-Alma, crossed to the Bloc Québécois in February 2013, saying he could better serve his constituents and Quebec national interests with the BQ.

Bruce Hyer

2012Notable

New Democratic Party → Green PartyMPOntario

1/5

Hyer, NDP MP for Thunder Bay-Superior North, left the NDP in 2012 over the party's whipped vote on the long-gun registry. He sat as an independent before joining the Greens in 2…

St-Denis, NDP MP for Saint-Maurice-Champlain, crossed to the Liberals in January 2012, just months after the NDP's historic Quebec sweep, saying she had always been a Liberal at…

Six PQ MNAs — Louise Beaudoin, Pierre Curzi, Lisette Lapointe, Jean-Martin Aussant, Benoit Charette, and René Gauvreau — left the PQ to sit as independents, citing deep dissatis…

Riedl and Auger, Quebec ADQ MNAs, crossed the floor to join the governing Quebec Liberals under Jean Charest as the ADQ declined.

Garth Turner

2007Notable

Conservative → LiberalMPOntario

1/5

Turner was expelled from the Conservative caucus in October 2006 for publicly criticizing the party. After sitting as an independent, he joined the Liberals in February 2007.

MacAlpine-Stiles and Stiles, married New Brunswick PC MLAs, both crossed the floor to join the governing Liberals of Shawn Graham.

Joseph R. "Joe" Comuzzi, a Liberal MP from Thunder Bay—Superior North since 1988, was suspended from the Liberal caucus in March 2007 after voting in favour of the Harper Conser…

Cools, a Liberal senator since 1984, crossed to the newly formed Conservative Party in 2004 over her opposition to same-sex marriage legislation. She was the first Black Canadia…

Carignan, a Liberal senator from Quebec, left the Liberal caucus to sit as an independent in the Senate over policy disagreements.

Bill Matthews, a Progressive Conservative MP for Burin—St. George's in Newfoundland, crossed to the Liberal Party in August 1999. Matthews had been elected as a PC in 1997 and w…

Tremblay was a PC MP who left to join the new Bloc Québécois movement.

Chartrand was among the PC MPs who followed Lucien Bouchard to form the Bloc Québécois after the Meech Lake Accord failure.

Rocheleau was one of the Liberal MPs who left to co-found the Bloc Québécois after the Meech Lake Accord failed.

Donald James Johnston

1988Notable

Liberal → Independent LiberalMPQuebec

1/5

Donald Johnston, a prominent Montreal Liberal MP and former cabinet minister under Pierre Trudeau and John Turner, broke with the Liberal Party in January 1988 over his vehement…

Ittinuar, the first Inuk elected to Parliament (NDP, Nunatsiaq), crossed to the Liberals, reportedly under pressure and the promise of advancement for northern issues.

Ralph Wesley Stewart, a Liberal MP from British Columbia, crossed the floor to join the Progressive Conservative Party in 1979. Stewart's crossing came during a period when the …

Rémi Paul, a Progressive Conservative MP from Quebec, left the PC caucus around 1965 as part of the broader Quebec Conservative revolt against John Diefenbaker's leadership. Lik…

Ouellet and Girouard, Social Credit MPs from Quebec, left the fragmenting Social Credit party to join the Progressive Conservatives.