Princess Yeonchang
Princess Yeonchang of the No clan was the fifth wife of King Jeongjong of Goryeo
Biography
At first, King Jeongjong heard about her beautiful appearance and seduced by this, then he secretly invited her to enter the palace. Not long after this, she became his most favourite and loved one. Even so, she didn't receive any royal title and after his death, the new king who was his younger brother, Munjong of Goryeo bestowed Yeonchang Palace as her mansion according to the late king's last wish. Knowing this, almost of Munhaseong and Eosadae refused this and said:But, Munjong rejected their advice and still bestowed the Yeonchang Palace to her.
Since lived in Yeonchang Palace, she therefore was called as Princess Yeonchang, but then died on 16 March 1048.