George Hadley was of England and Ipswich and Rowley, Massachusetts. [1]
George Hadley and Mary Proctor were ancestors of U.S. president Chester Arthur. [2]
[1] Alice Lucinda Priest, Descendants of George Hadley of Ipswich, Massachusetts and especially of his great grandson Samuel Hadley (Brookline, Mass: 1932), [GoogleBooks].
[2] Gary Boyd Roberts, Julie Helen Otto, Ancestors of American Presidents (1995), 49-50, [GoogleBooks].