Athina Hélène Onassis is a French-Greek heiress and equestrian, the only surviving descendant of Greek shipping magnate Aristotle Onassis, and the only child of Aristotle's daughter Christina Onassis.
She makes rare public appearances. Wikipedia
Born: 1985 (age 39 years), American Hospital of Paris, Neuilly-sur-Seine, France
Spouse: Álvaro de Miranda Neto (m. 2005–2017)
Grandparents: Aristotle Onassis, Tina Onassis Niarchos, Henry Julien Gaston Roussel, and more
Parents: Christina Onassis and Thierry Roussel
Siblings: Sandrine Roussel, Erik Christopher Roussel, and Johanna Roussel
Height: 5′ 7″
Education: Lussy-sur-Morges