Thomas Nicholson Gibbs PC (March 11, 1821 – April 7, 1883) was a Canadian parliamentarian. Born in Terrebonne, Lower Canada (now Quebec), the eldest son of Thomas Gibbs and Caroline Tate, his family moved to Oshawa, Upper Canada (now Ontario) in 1832. He became one of the most successful business men in Canada. In 1880, he was appointed to the Senate representing the senatorial division of Newmarket, Ontario. He died in office in 1883.