The 33rd Canadian Parliament was in session from November 5, 1984, until October 1, 1988. The membership was set by the 1984 federal election on September 4, 1984, and it only changed slightly due to resignations and by-elections prior to being dissolved before the 1988 election.

The 1984 Canadian federal election was held on September 4, 1984, to elect members to the House of Commons of the 33rd Parliament of Canada.