Conservative Party leader Pierre Poilievre lost his seat in the Canadian parliament, yielding to Liberal Party candidate Bruce Fanjoy in his Ottawa constituency, according to preliminary results announced on Tuesday.

New Brunswick Conservatives who won their own seats are standing by their leader, Pierre Poilievre, after the party's defeat by the Liberals in the federal election Monday. But they acknowledge Poilievre has challenges ahead if he wants to stay leader.

Canada's main opposition leader Pierre Poilievre lost his seat in Monday's general election, results from Elections Canada showed, as the Conservatives were beaten by the incumbent Liberal Party.