John D. Rockefeller, Jr., American businessman and philanthropist (d. 1960)

John Davison Rockefeller Jr. (January 29, 1874 – May 11, 1960) was an American financier and philanthropist, and the only son of Standard Oil co-founder John D. Rockefeller.

He was involved in the development of the vast office complex in Midtown Manhattan known as Rockefeller Center, making him one of the largest real estate holders in the city. Towards the end of his life, he was famous for his philanthropy, donating over $500 million to a wide variety of different causes, notably in educational establishments. Among his more notable projects was the reconstruction of Colonial Williamsburg in Virginia.

He was widely blamed for having orchestrated the Ludlow Massacre.Rockefeller was the father of six children: Abby, John III, Nelson, Laurance, Winthrop, and David.