Born: June 4, 1744, Boston, Massachusetts.
Died: June 20, 1798, Boston, Massachusetts.
Buried: Originally at the Granary Burying Ground in Boston, later moved to Mount Auburn Cemetery, Cambridge, Massachusetts.
Belknap, a Harvard University graduate (1762), was a Unitarian minister, historian, author, and a founder of the Massachusetts Historical Society.
He served pastorates in Dover, New Hampshire, and Boston, Massachusetts.