Fujiwara no Michinaga
Before his ascension to the Chrysanthemum Throne, his personal name ("imina") was Chikahito"-shinnō" (親仁親王). He was the eldest son of Emperor Go-Suzaku. His mother was Fujiwara no Kishi (藤原嬉子), formerly Naishi-no kami, daughter of Fujiwara no Michinaga. Go-Reizei had three Empresses and no Imperial sons or daughters.