Marquess Nangnang (Korean: 낙랑후; Hanja: 樂浪侯), personal name Wang Kyŏng (왕경; 王璥) was a Korean Royal Prince as the second son of Jeongjong of Goryeo and Queen Yongui.
[1] In 1052 after succeeded the Gaebudongsamsa Sutaebo Gyeomsangseoryeong (개부의동삼사 수태보 겸상서령),[2] he became Marquess Nangnang of the Sangju State (상주국낙랑후) and received 3.000 Sik-eup (식읍),[3] also held the position of Suseonghyeobribongdeokgongsin (수성협리봉덕공신) too.
[4]