Mark Rockefeller Mark Rockefeller Mark Fitler Rockefeller (born 1967) is a fourth-generation member of the Rockefeller family. He is the younger son of former U.S. Vice President Nelson A. Rockefeller (1908–1979) and Happy Rockefeller (1926–2015). Rockefeller was chairman of the board of directors of the National Fish and Wildlife Foundation in 2010. Rockefeller was raised at Kykuit, the central mansion at the Pocantico family estate in Westchester County in New York State. He is an alum of the Buckley School, Deerfield Academy, and Princeton University, and he received an M.B.A. from Harvard University's Graduate School of Business Administration. He played football, basketball,
John D. Rockefeller Jr. the Cincinnati. In 1939, he was elected Fellow of the Royal Society under statute 12. The John D. Rockefeller Jr. Library at Brown University, completed in 1964, is named in his honor. John D. Rockefeller Jr. John Davison Rockefeller Jr. (January 29, 1874 – May 11, 1960) was an American financier and philanthropist who was a prominent member of the Rockefeller family. He was the only son among the five children of Standard Oil co-founder John D. Rockefeller and the father of the five famous Rockefeller brothers. In biographies, he is commonly referred to as "Junior" to distinguish him from