杜佑
Du You was born in 735, during the reign of Emperor Xuanzong. His family, the Du clan of Jingzhao, was from the Tang Dynasty capital Chang'an and traced its ancestry to a line of officials of Chu, Qin Dynasty, Han Dynasty, Cao Wei, Jin Dynasty (266–420), Northern Zhou, and Tang. Du You's great-grandfather Du Xingmin (), grandfather Du Que (), and father Du Xiwang () all served as officials in Tang governments.