This article is about the United States Senator from Louisiana. For the member of the United States House of Representatives from Louisiana, see Edward James Gay (1816–1889).
"Senator Gay" redirects here. For the Nebraska State Senate member, see Tim Gay.
Gay was elected on November 5, 1918, as a Democrat to the U.S. Senate to fill the vacancy caused by the death of Robert F. Broussard and served from November 6, 1918, to March 3, 1921; he declined to be a candidate for reelection in 1920. He had lost his political power base, due to the advent of John M. Parker. While in the Senate, he was chairman of the Committee on Coast and Insular Survey (Sixty-fifth Congress). Gay was president of a manufacturing company and of the Lake Long Drainage District in Iberville Parish; he died in New Orleans in 1952. Interment was in Metairie Cemetery in New Orleans.