From Si's family, the same clan as Ouyang, with fief and marquis as surnames. Shao Kang, son of Xia Emperor, was sealed in Huiji and made Yue a vassal state. It was wiped out by Wu in the Spring and Autumn Period. Nineteen years later, Gou Jian returned to China. It's time for the grandson of Gou Jian VI, King of Yue, to have no borders. Destroyed by the State of Chu, his two hooves were sealed in the south of Ouyu Mountain in Wucheng, with Shannan as the sun, so he was called Ouyang, a descendant of Shu Ren. So three surnames, Ou, Ouyang and Feng Jue, were formed.
Ancestor: Infinite. Ouyang is a descendant of Gou Jian, a famous King of Yue in the Spring and Autumn Period. Ouyang's family and Ou's family are of the same ancestry, and both are descendants of the seventh grandson of Yue Wang Gou Jian more than 2,400 years ago. The surname Ouyang has a history of about 2000 years. According to "Lushi", the second son of the King of Yue was sealed in the south of Ouyu Mountain in Wucheng, and the descendants included Ou and Ouyang. According to the book "Tang Prime Minister's Lineage Table", Ouyang's surname came from the illegitimate son of Xia Emperor Shao Kang and was sealed in Huiji. When it reached the King of Yue, it was destroyed by the State of Chu. His son's hoof was changed to Ouyang Houting in the south of Wucheng God Temple, and his son's grandson took Ouyang as his surname. According to the records of Hundred Family Names, Counties and Counties, Ouyang's noble family lived in Bohai County, which is now Cangxian County, Hebei Province. It can be seen that Ouyang Shi and Euclid are of the same origin, both descendants of the King of Yue, and there is no boundary. According to textual research, they are the seventh grandchildren of Gou Jian, the king of Yue, more than 2,400 years ago. In other words, the history of Ouyang and Ou surnames is around 2000. Therefore, the descendants of Ouyang are the ancestors of Ouyang.