Aristotle Onassis and his yacht "Christina O". Onassis died at age 69 on 15 March 1975 at the American Hospital of Paris in Neuilly-sur-Seine, France, of respiratory failure, a complication of the myasthenia gravis from which he had been suffering during the last years of his life. Onassis was buried on his island of Skorpios in Greece, alongside his son, Alexander. Onassis' will established a charitable foundation in memory of his son, named the Alexander S. Onassis Public Benefit Foundation, based in the tax haven of Vaduz in Liechtenstein, and headquartered in Athens. The foundation received 45% of Onassis' estate, which would
Alexander Onassis of his fortune, with the remainder left to Alexander's sister, Christina. The foundation consists of two parts; a business foundation which runs various businesses including shipping, and a public benefit foundation which is the sole recipient of the business foundation. The public benefit foundation funds the worldwide promotion of Greek culture, funds the Onassis International Prizes for achievement in various fields, and the funding of scholarships for Greek university students. Alexander Onassis Alexander Socrates Onassis (; April 30, 1948January 23, 1973) was a Greek-American businessman. He was the son of the Greek shipping magnate Aristotle Onassis and his first wife