Etymology and OriginRao is a surname predominantly found in the Indian states of Karnataka and Telangana, particularly among Telugu and Kannada speakers. It derives from Sanskrit राज (rāja) meaning "king". The term has long been used as a title for chieftains, nobles, and rulers in the Deccan region, eventually evolving into a hereditary surname.Historical and Cultural ContextHistorically, Rao was a feudal title conferred by Muslim sultans and Hindu kingdoms alike, particularly in the Deccan sultanates and Vijayanagara Empire. It was commonly assumed by warrior and landowning communities. With the decline of princely states, the title became a fixed surname for many families, especially among the Maratha, Deshastha Brahmin, and some Kayastha groups.Variant FormsRelated forms include Raya and Raju, which share the same root meaning in Dravidian languages.Meaning: "king"Origin: SanskritType: Surname (originally a title)Usage Regions: Karnataka, Telangana, Andhra Pradesh