Member of a rich and powerful family are known as aristocrats.
An aristocrat is the name usually given to members of rich and powerful families throughout history. The aristocracy was the name given to a class of people that were wealthy and powerful throughout history in particular societies. In addition today the term is still used to describe political elites as "aristocrats."
An aristocrat is a member of a wealthy and powerful family, typically characterized by noble heritage or immense financial resources. They play significant roles in governance and social structures throughout history. Aristocracy involves a privileged ruling class that has historically influenced culture, politics, and economy.
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