Heonae

Queen Heonae of the Hwangju Hwangbo clan, or formally called Grand Queen Dowager Heonae, was a Goryeo royal family member as the second and oldest daughter of Wang Uk, and younger sister of King Seongjong who became a queen consort through her marriage with her half first cousin, King Gyeongjong as his third wife. After his death, she served as a regent from 997 to 1009 as regent of her son, King Mokjong. From this marriage, Queen Heonae became the third Goryeo queen who adopted her maternal clan's surname after Queen Heonui, her half first cousin. She is better known as Queen Dowager Cheonchu.