John McNeil Wilmot (May 3, 1775 – September 7, 1847) was a businessman, judge and political figure in New Brunswick.
He was born in Poughkeepsie, New York, the son of Major Lemuel Wilmot, commander of a company of the Loyal American Regiment, and Elizabeth Street, a sister of Samuel Street.
He entered the retail business in Fredericton, later moving to Saint John.
Wilmot served as a member of the Common Council for Saint John and was a justice in the Inferior Court of Common Pleas and a magistrate in the Saint John County court.
His son Robert Duncan also served in the provincial assembly and later became a Father of Confederation.