Jacob Abbott was an American writer of children's books.
Abbott was born at Hallowell, Maine. He graduated from Bowdoin College in 1820; studied at Andover Theological Seminary in 1821, 1822, and 1824; was tutor in 1824-1825, and from 1825 to 1829 was professor of mathematics and natural philosophy at Amherst College; was licensed to preach by the Hampshire Association in 1826; founded the Mount Vernon School for Young Ladies in Boston in 1829, and was principal of it in 1829-1833; was pastor of Eliot Congregational Church (which he founded), at Roxbury, Massachusetts in 1834-1835; and was, with his brothers, a founder, and in 1843-1851 a principal of Abbott's Institute, and in 1845-1848 of the Mount Vernon School for boys, in New York City.
He was a prolific author, writing juvenile fiction, brief histories, biographies, religious books for the general reader, and a few works in popular science. He died in Farmington, Maine, where he had spent part of his time after 1839, and where his brother Samuel Phillips Abbott founded the Abbott School.