Louis Côté (September 13, 1890 – February 2, 1943) was an Ontario lawyer and political figure. He represented Ottawa East in the Legislative Assembly of Ontario as a Progressive Conservative from 1929 to 1934 and was also a Conservative member of the Senate of Canada for Ottawa East division from 1933 to 1943.
He was born in Ottawa in 1890 and studied at the University of Ottawa and Osgoode Hall. Côté married Stella, the daughter of judge Ernest Cimon and granddaughter of Hector-Louis Langevin, in 1922. He was a member of the Scott-Merchant-Côté Commission which recommended the creation of a bilingual school system for Franco-Ontarians.
Côté died of a heart attack at Ottawa's Union train station in 1943 while still serving as a senator.