Frédéric Dorion (August 23, 1898 – July 15, 1981) was a Quebec politician and chief justice. He led a group of Independent MPs in the House of Commons of Canada who were opposed to the implementation of conscription during World War II.
Dorion studied at Laval University but left in order to enlist in the Royal Flying Corps during World War I. He joined his family's law firm in Quebec City after the war and was an organizer for the Conservative Party in Quebec during the 1930s. His brother, Charles Napoléon Dorion, would go on to be a Conservative MP from 1930 to 1935. Another brother, Noël Dorion, would also lead a political career as a Progressive Conservative MP from 1958 to 1962.
He was adamantly opposed to conscription during the World War II conscription crisis. Dorion ran as an independent anti-conscription candidate in a November 30, 1942 by-election in Charlevoix—Saguenay defeating Thérèse Casgrain. In October 1944, Dorion