Henry du Pont (1812-1889) was an American military officer and son of Eleuthère Irénée du Pont (1771-1834), founder of E.I. du Pont de Nemours & Co., and Sophie Madeleine Dalmas du Pont (1775-1828). The papers relating to du Pont's enrollment and time at the U.S. Military Academy at West Point, including letters from Callender Irvine (1775-1841), Peter B. Porter (1773-1844), E.I. du Pont (1881-1834); du Pont's obituary as published in the 1890 annual reunion of the Association of Graduates Office at the Academy; and a roster of the West Point class of 1833.