[1] 2 years later, at 16, she became the model of the painter Jean-Gabriel Domergue,[2] a socialite who opened the door for her to the worlds of theater and film.

In 1958, she started a romantic relationship with Lance Callingham, the son of British socialite Norah Docker.

[1] Lhopitalier used the noble title of her husband (Baroness), issued to the Rothschild family by the Austro-Hungarian Empire.

[7] In 2004, she opened the Nadine de Rothschild International Way of Life Academy in Geneva, Switzerland.

In disagreement with her daughter-in-law Ariane de Rothschild, she transferred her share of the family fortune to the Swiss private bank Pictet in 2014 and 2019.