Jacksonian (1831–1838) Erastus Root (March 16, 1773 – December 24, 1846) was an early American lawyer and politician from New York.

He is most notable for serving four separate non-consecutive terms in the U.S. House of Representatives in the early 19th century.

[2] In 1815, Root contested successfully the election of John Adams to the 14th United States Congress arguing that ballots that were cast for "Erastus Rott" should be counted for him, and took his seat on December 26, 1815, served until March 3, 1817, and was Chairman of the Committee on Expenditures in the War Department.

He was Lieutenant Governor of New York from 1823 to 1824, but was defeated when running for re-election on the ticket with Samuel Young in 1824.

Together, they were the parents of five children, three girls and two boys, including:[1] Root died in New York City on December 24, 1846.