Joseph Ernest Oscar Gladu (October 25, 1870 – December 25, 1920) was a Canadian politician,[1] who served in the House of Commons of Canada from 1904 to 1911, and from 1917 to 1920.

[2] Born in Saint-François-du-Lac, Yamaska County, Quebec, the son of Victor Gladu and Mary Gill, Gladu was educated at St. Mary's Jesuit College in Montreal, Quebec.

A notary by profession,[2] he was first elected to the House of Commons of Canada for the electoral district of Yamaska in the general elections of 1904.

A Liberal, he was re-elected in 1908 and was defeated in 1911.

This article about a Quebec Member of Parliament from the Liberal Party of Canada is a stub.