She was the fourth daughter of 'Nakanokanpaku FUJIWARA no Michitaka and her biological mother was Kita no Mandokoro (legal wife of regent or chief adviser to the Emperor) TAKASHINA no Kishi, a daughter of TAKASHINA no Naritada.
中関白藤原道隆の四女、生母は北政所高階成忠女高階貴子である。