Sumerian poet, world’s first author known by name (2285 BCE to 2250 BCE).
Enheduanna in the Sumerian city-state of Ur. She was the first known holder of the title "En Priestess", a role of great political importance that was often held by royal daughters. Enheduanna was one of the earliest women in history whose name is known. Regarded by literary and historical scholars as possibly the earliest known author and poet, Enheduanna served as the "High Priestess" during the third millennium BCE. (wikipedia entry)
A crater is a circular depression likely created by an impact event. On Mercury they are named after deceased artists, musicians, painters, and authors who have made outstanding or fundamental contributions to their field and have been recognized as art historically significant figures for more than 50 years.
Image Source. Marker locations are approximate and may not always appear to align with image on map.