As a figure from the Later Silla period, she is the first one from among the ancestors of King Taejo to be accurately reported by the remaining records.
The Chinese nobleman father of her son was from the ruling House of Li of the Tang dynasty, China.
[5][6] While on his way to find his father in China, Chakchegŏn met Queen Wonchang and married her and decided to return to Korea instead.
According to Record of Seongwon (성원녹; 聖源録), Queen Wonchang was a daughter of Tu Ŭn-chŏm from Pyongju.
[8][9] According to Goryeosa, her elder sister climbed the top of Mount Ogwan (오관산; 五冠山) in a dream.