John D’s brother William Rockefeller was the grandfather of Godfrey Stillman Rockefeller. Godfrey Stillman Rockefeller (May 1, 1899 – February 23, 1983) was an American financier. He was the second son of William Goodsell Rockefeller and Sarah Elizabeth “Elsie” Stillman. Godfrey served as a second lieutenant in World War One, was a member of the Skull and Bones society graduating from Yale University in 1921, and served as a lieutenant colonel during World War Two. He was partner in Clark, Dodge & Company; stockholder in the Enterprise Development Corporation; chairman of the Cranston Print Works; director of Benson & Hedges; trustee of the Fairfield Foundation; and had been a director of Freeport-McMoRan since December 1931.
He and Helen Gratz were the parents of Godfrey Anderson Rockefeller (c. 1925—2010).
Like his father Godfrey Stillman, Godfrey Anderson Rockefeller was born in New York City and grew up to attend Yale University, at the same time as family friend George H. W. Bush:
Second cousin to Nelson, David, Laurance and Abby, Godfrey was the brother of James Stillman Rockefeller. Godfrey was a trustee of the Fairfield Foundation, which provided funds to Encounter, a British publication later revealed to be financed by the CIA. Fairfield also financed the Congress for Cultural Freedom, also exposed as a CIA front.