Joseph Bolduc, PC (June 22, 1847 – August 13, 1924) was Speaker of the Senate of Canada from 1916 to 1922. He was born in Beauce County, Canada East (Quebec) in 1847, the son of Augustin Bolduc, and was educated at College Sainte-Marie and Université Laval. He graduated as a public notary in 1874 but also earned his living as a farmer and businessman. In 1876 he was elected in a by-election to the House of Commons of Canada representing the riding of Beauce, Quebec for the Conservative Party. He was re-elected in 1878 and 1882.