Nicoll Fosdick (9 November 1785-7 May 1868) was a member of the US House of Representatives (NR-NY 20) from 4 March 1825 to 3 March 1827, succeeding Ela Collins and preceding Silas Wright Jr. and Rudolph Bunner. He worked as a merchant in Norway, New York, served in the State Assembly in 1818 and 1819, and was later elected to Congress. He returned to his birthplace of New London, Connecticut in 1843 and served as customs collector from 1849 to 1853.