This is a list of Canadian politicians who have crossed the floor, in that they have changed party affiliation while in office. These are Members of Parliament (MPs) unless otherwise noted. * MPPs are Members of Provincial Parliament of Ontario * MNAs are Members of the National Assembly of Quebec * MHAs are Members of the House of Assembly of Newfoundland and Labrador * MLAs are Members of the Legislative Assembly of other provinces(This is a dynamic list and may never be able to satisfy particular standards for completeness. You can help by adding missing items with reliable sources.)