Enheduanna was the entu (high) priestess of the moon god Nanna (Sīn) in the Sumerian city-state of Ur in the reign of her father, Sargon of Akkad. She was likely appointed by her father as the leader of the religious group at Ur to cement ties between the Akkadian religion of her father and the native Sumerian religion. Enheduanna has been celebrated as the earliest known named author in world history. c. 2300 BC – c. 2300 BC; died at about 0. Wiki link