Onésime Côté (August 13, 1840 – October 23, 1911) was a general merchant and political figure in Quebec who represented Chicoutimi-Saguenay in the Legislative Assembly of Quebec from 1890 to 1892 as a member of the Parti National. He was born in Baie-Saint-Paul, Lower Canada, the son of Désiré Côté and Édith Perron, and established himself in business at Bagotville. In 1867, he married Marie-Philomène-Angèle Maltais. Côté was mayor of the northwest division of Bagot township in 1871 and 1872.