Mary Billings French Rockefeller was an American heiress, socialite, philanthropist, and a member of the extensive Rockefeller family. She was married to Laurance Rockefeller, son of John Davison Rockefeller Jr. and Abby Aldrich Rockefeller. She was the mother of Laura Rockefeller Chasin, Marion Rockefeller Weber, Lucy Rockefeller Waletzky, and Laurance Spelman Rockefeller Jr.

Laurance Spelman Rockefeller was an American businessman, financier, philanthropist, and conservationist. Rockefeller was the third son and fourth child of John D. Rockefeller Jr. and Abby Aldrich Rockefeller. As a trustee of the Rockefeller Brothers Fund, he provided venture capital for Intel, Apple Computer and many other successful start-ups. Rockefeller was known for his involvement in wilderness preservation, ecology and the protection of wildlife. His crusade was the establishing of a conservation ethic, and he was declared America's leading conservationist by Lady Bird Johnson.