Hyoeun taeja

Prince Hyoeun , personal name Wang Wŏn or Wang Suk , also known by his title Prince Dongyang and Grand Prince Dongyang was a prince of Goryeo. He was the youngest son of Taejo of Goryeo and Lady Dongyangwon, and the 15th son of Taejo overall. Through his descendant, Wang Mi (, 1365 – ?), ninety percent of the modern day Kaesong Wang clan trace their lineage to Prince Hyoeun. He was the first grandson of Yu Tal who served as the Minister of Works .

Later life He later was executed by his older half-brother, Wang So due to his ferocious personality and he also secretly had different thoughts with people of insignificance. Wang So also said that Hyoeun had a violent temperament and the intention of plotting a rebellion. Both of his sons, Wang Rim and Wang Chŏng whom at this time were too young, escaped from death and fled, hiding in a private house to survive.

Issue Wang Rim, Prince Dongyang Wang Chŏng, Duke Ongyeol (? – March 1013) – other name was Wang Yu ; had 1 daughter, Lady Wang whom later married with Yang Yeo-yang and 1 son, Wang Kyŏng-su .

In popular culture Portrayed by Go Dong-hyun and Park Jin-hyung in the 2002–2003 KBS TV series The Dawn of the Empire. Portrayed by Ji Eun-sung in the 2015 MBC TV Series Shine or Go Crazy. Portrayed by Yoon Sun-woo in the 2016 SBS TV Series Moon Lovers: Scarlet Heart Ryeo.