By-elections to the 44th Canadian Parliament may be held to fill vacancies in the House of Commons of Canada between the 2021 federal election and the 45th federal election. The 44th Canadian Parliament has existed since 2021 with the membership of its House of Commons having been determined by the results of the 44th Canadian federal election held on September 20, 2021. The Liberal Party of Canada has a minority government during this Parliament, supported by the New Democratic Party in a confidence-and-supply agreement.
