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Crossing the Floor

The open, bilingual record of every floor crossing in Canadian parliamentary history — from Confederation to today.

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Browse All Crossings | Crossing the Floor

All Floor Crossings

Every documented case of a Canadian MP, MPP, MLA, MNA, or MHA switching parties — federal and provincial, 1867 to present. Filter by level, province, or category.

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Level

Province

Louis-Joseph Papineau

1911

Liberal → ConservativeMPQuebec

2/5

Papineau, Liberal MP since 1908, ran and was re-elected as a Conservative in the 1911 election. He later reversed course in 1917, leaving the Conservatives to oppose conscriptio…

Switched Sides

James Domville

1896

Conservative → LiberalMPNew Brunswick

4/5

James Domville, a Conservative MP from Kings County, New Brunswick, and former militia colonel, switched to the Liberal Party around 1896 as the Conservative coalition showed si…

Switched Sides

Chauveau, Flynn, Fortin, Pâquet, Racicot

1879Notable

Quebec Liberal → ConservativeMNAQuebec

5/5

Five Quebec Liberal MLAs — Alexandre Chauveau, Edmund James Flynn, Louis Napoléon Fortin, Étienne-Théodore Pâquet, and Ernest Racicot — crossed the floor to the Conservatives in…

Switched SidesGot Cabinet

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