David Rockefeller, Sr. is a prominent American banker, statesman, globalist and the current patriarch of the Rockefeller family. He is the youngest and only surviving child and grandchild, respectively, of the prominent John D. Rockefeller, Jr. and the billionaire oil tycoon John D. Rockefeller, founder of Standard Oil. His five deceased siblings are: Abby, John D. III, Nelson, Laurance and Winthrop.