Joseph Pierre Octave Guilbault (September 3, 1870 – September 27, 1924) was a notary and political figure in Quebec.
He represented Joliette in the House of Commons of Canada from 1911 to 1917 as a Conservative.
[1] He was born in Saint-Paul, Quebec, the son of Joseph Guilbault and Adelaide Renaud, and was educated at the Collège de l'Assomption and the Université Laval.
Guilbault was secretary-treasurer of the school commission.
[2] This article about a Quebec Member of Parliament from the Conservative Party of Canada (1867–1942) is a stub.