Archduchess Estelle of Austria has died aged 46, leaving European aristocracy in mourning.

The Archduchess leaves behind her husband  Archduke Carl Christian and their five children, Zita, 17, Anezka, 15, Anna, 12, Paola, 10 and Pier-Giorgia, four.

Announcing the death in the Carnet du Figaro bulletin, the family, who live in Nice, wrote: ‘Her husband, Archduke Carl Christian, their children, her parents, and her in-laws are deeply saddened to announce that Archduchess Estelle of Austria, née Lapra de Saint Romain, was called to God on Tuesday, March 4, 2025.’

The family laid her to rest on March 12 at the  Cimiez Monastery in Nice.

Her cause of death was cancer, according to Point De Vue.