Known as "Miss Amy", she was the youngest daughter of Eugene du Pont; she never married. She served on the University of Delaware Board of Trustees' Advisory Committee on the Women's College from 1939–1944 and founded the Unidel Foundation

Alfred Victor Philadelphe du Pont (April 11, 1798 – October 4, 1856) was an American chemist and industrialist, who was the eldest son and successor of Eleuthère Irénée du Pont, the founder of the E.I. du Pont de Nemours and Company.

Alfred Irénée du Pont (May 12, 1864 – April 28, 1935) was an American industrialist, financier and philanthropist and a member of the influential Du Pont family.

Alexis Felix du Pont, Jr. (October 2, 1905 – December 30, 1996) was an American aviation pioneer, soldier, philanthropist, and a member of the prominent Du Pont family.