Crown Prince Jeongseong

Wang Seok
Prince Jeongseong
(정성군, 定城君)
Reign1388–1389
Coronation1388
Crown Prince of Goryeo
Reign1389 – July 1392
Coronation1389
PredecessorCrown Prince Wang Jeong
SuccessorDynasty abolished
(Yi Bangu as the first Crown Prince of Joseon)
MonarchKing Gongyang (father)
BornWang Dan
Goryeo
Died1394
Samcheok-si, Gangwon Province, Joseon
Spouse
Lady Yi
(m. 1391⁠–⁠1394)
HouseHouse of Wang
FatherGongyang of Goryeo
MotherRoyal Consort Sun of the Gyoha No clan
ReligionBuddhism
Korean name
Hangul
정성세자
Hanja
Revised RomanizationJeongseong-seja
McCune–ReischauerCh'ŏngsŏng-seja
Birth name
Hangul
왕단, later 왕석
Hanja
, later
Revised RomanizationWang Dan, later Wang Seok
McCune–ReischauerWang Tan, later Wang Sŏk
Childhood name
Hangul
왕서
Hanja
Revised RomanizationWang Seo
McCune–ReischauerWang Sŏ

Crown Prince Jeongseong (died 1394) or known before as Prince Jeongseong, was the first son of King Gongyang and Consort Sun[1] who would eventually become the last Crown Prince of the Goryeo dynasty. After Yi Seonggye established the new dynasty, he was deposed from his throne along with his parent and got assassinated.[2] His birth name was Wang Dan (왕단; 王瑞), but later changed to Wang Seok (왕석; 王奭) whom he better known with it.

  1. ^ "공양왕 왕자 세자 왕석". Goryeosa (in Korean). Retrieved August 7, 2021.
  2. ^ 한국 무예 사료 총서, vol. 3 [A Collection of Korean Martial Arts Materials, vol. 3] (in Korean). University of Michigan: National Folklore Museum. 2005. p. 801.