Joseph-Alphonse Langlois

He was born in Quebec City's St. Roch neighbourhood. He became president of the Société Saint-Jean-Baptiste for the Quebec area.

Langlois ran as a Labour candidate in the provincial district of Saint-Sauveur in a by-election held on November 12, 1909 and won. He was re-elected in the 1912 election, but finished third and was defeated against Liberal candidate Arthur Paquet in the 1916 election.