Athina Maria "Tina" Onassis Niarchos was an English-born Greek-French socialite and shipping heiress, the second daughter of the Greek shipping magnate Stavros Livanos and Arietta Zafiraki. Wikipedia
Born: March 19, 1929, Kensington, London, United Kingdom
Died: October 10, 1974 (age 45 years), Hotel De Chanaleille, Paris, France
Spouse: Stavros Niarchos (m. 1971–1974), John Spencer-Churchill, 11th Duke of Marlborough (m. 1961–1971), and Aristotle Onassis (m. 1946–1960)
Children: Alexander Onassis and Christina Onassis
Parents: Stavros G. Livanos and Arietta Zafirakis
Grandchild: Athina Onassis
Siblings: Eugenia Livanos and George S. Livanos