By-elections to the 26th Canadian Parliament were held to fill vacancies in the Canadian House of Commons between the 1963 federal election and the 1965 federal election. The Liberal Party of Canada led a minority government for the entirety of the 26th Canadian Parliament, with no change from by-elections.
Six vacant seats were filled through by-elections.
References
By-elections to the 26th Canadian Parliament Wikipedia(Text) CC BY-SA