Aristotle Onassis and Maria Callas 'couldn't live without the other one,' his longtime personal secretary Kiki Feroudi Moutsatsos tells PEOPLE. And Onassis' wife, Jackie Kennedy, knew about the ...

Aristotle Onassis had a longtime affair with opera singer Maria Callas that lasted until his death in 1975 at age 69. Callas is the subject of a biopic starring Angelina Jolie.

Aristotle Onassis and Maria Callas Even after Onassis married Jackie on Oct. 20, 1969. “He was proud of that,” recalls Moutsatsos, who attended the wedding on his private island of Skorpios.

Maria Callas visited her longtime lover Aristotle Onassis on his deathbed in a secret meeting arranged so that his wife Jacqueline Kennedy Onassis wouldn't find out. The moment is dramatized in ...

A Greek Cypriot purchased the legendary Aristotle Onassis aircrafts of Olympic Airways before they were destined for the ...

Aristotle Onassis' granddaughter attended the dinner of the Friends of the Pompidou Center alongside her friend, the Spanish aristocrat Inés de Cominges. The secrecy is such that it is unknown in ...

Onassis, a giant Amazon River turtle, has lived at the zoo since 1969. ... She was named after shipping magnate Aristotle Onassis, who had married Jackie Kennedy a few months prior.

Onassis, a giant Amazon River turtle, has lived at the zoo since 1969. No one knows exactly how old she is, but she's still curious and healthy.