Laurance Rockefeller Laurance Rockefeller Laurance Spelman Rockefeller (May 26, 1910 – July 11, 2004) was an American philanthropist, businessman, financier, and major conservationist. He was a prominent third-generation member of the Rockefeller family, being the fourth child of John Davison Rockefeller Jr. and Abigail Greene "Abby" Aldrich. His siblings were Abby, John III, Nelson, Winthrop, and David. Rockefeller was born in New York City. He graduated from Princeton University (1932) and attended Harvard Law School for two years, until he decided he did not want to be a lawyer. On August 22, 1934, in Woodstock, Vermont, Laurance married childhood friend Mary French,
Margaret Rockefeller Strong 1965. She then donated the corner townhouse to her cousin, David Rockefeller, who founded the Center for Inter-American Relations there. In December 1979, Margaret donated her father's estate, Villa Le Balze in Fiesole, Tuscany, Italy to Georgetown University which operates an overseas campus there. Her life can be read at "El Inútil de la Familia", book written by Jorge Edwards, a Chilean writer. Margaret Rockefeller Strong Margaret Rockefeller Strong (1897–1985) was an American activist. Margaret was the daughter of Elizabeth "Bessie" Rockefeller (1866–1906) and Dr. Charles Augustus Strong (1862–1940). Her maternal grandfather was Standard Oil co-founder John D. Rockefeller (1839–1937).