Who was Nico Robin’s mother?

Nico Robin's Mother

Nico Robin, whose full name is Nico Robin, is also known by various aliases including Devil Child and Ms. All-Sunday. Her family includes her mother, Nico Olvia, along with her uncle Oran, aunt Roji, and cousin Mizuira. Throughout her journey, she has been affiliated with several groups: she was formerly part of the Baroque Works and the Revolutionary Army, but she currently belongs to the Straw Hat Pirates.