On 4 May 1970, she was found dead at home on the Niarchos family's private island Spetsopoula, having died from an overdose of barbiturates.[1] An inquiry into the circumstances of her death exonerated her husband.[2]
She is buried in the family tomb of the Niarchos family.
References
^"Mrs. Niarchos Died of Sleeping Pills". The New York Times. 7 May 1970.
^"Niarchos Fully Exonerated". The New York Times. 4 October 1970.