Archduchess
An Archduchess is a noble title used primarily in the context of the former Austro-Hungarian Empire. It is a rank above a duchess and is typically held by the daughters or granddaughters of an emperor or empress. The title signifies a high level of nobility and often comes with significant social and political responsibilities.
The most famous Archduchess is perhaps Archduchess Marie Antoinette, who became the Queen of France. The title is not commonly used today, as many monarchies have been abolished or transformed, but it remains an important part of European history and aristocracy.