Ratu Atut Chosiyah (born Serang, Banten, 16 May 1962) is the current governor of Banten, Indonesia. She was inaugurated on 11 January 2007 along with her deputy governor, Mohammad Masduki by the Minister of Interior Muhammad Ma'ruf.
Prior to her election to the seat of governor, she was the deputy governor under Djoko Munandar from 11 January 2002. Munandar was then involved in a corruption case and was removed, and Chosiyah then became the caretaker governor and then governor. She is the first female governor in Indonesia.