Independent MP for Richmond-Arthabaska, Québec. On Dec 8, 2003, Bachand announced he would not join the new Conservative Party of Canada.

Independent MP for the Ontario riding of Ancaster-Dundas-Flamborough-Aldershot. Bryden had been a Liberal but announced in February 2004 that he was leaving the party. He ran for the Conservative nomination in his riding but was defeated.

Independent MP for Quebec East.

Independent MP for Chambly. Left the Bloc Quebecois in August 2002.

Independent MP for the British Columbia riding of Esquimalt-Juan de Fuca. Formerly a member of the Canadian Alliance caucus, Martin is sitting as an independent while seeking the Liberal nomination in his riding.

Independent Bloc Québécois MP for Saint-Bruno Saint-Hubert. Expelled from the Bloc Quebecois in February 2003.