During her lifetime, she was regarded as an international fashion icon.
The former first lady was 64.
Their Long Island estate was called Lasata, an Indian word meaning place of peace.
Onassis died in March 1975 of respiratory failure, but the couple had been having trouble in the months leading up to it.
She spent most of the summer at a home she and the President had rented on Squaw Island, which was near the Kennedy compound on.
It will also be a vital center of education and exchange and thought, which will grow and change with the times.
The dresses of her attendants were also created by Lowe, who was not credited by Jacqueline Kennedy.
From the moment they married, Ari left her alone and upset for two weeks as he jetted around Europe on 'business'.