 On April 30, 1900, he married Edith Livingston Morton (1874–1964), a descendant of many prominent families, including the Livingston family of New York.Edith, a daughter of Anna Livingston Reade (née Street) Morton and Levi Parsons Morton, the 22nd U.S. Vice President under Benjamin Harrison, served as a member of the memorial commission for the District of Columbia War Memorial.Together Edith and William were the parents of five children, including