Emperor Ai of Tang
Li Zuo was born in 892, at the main palace at the Tang imperial capital Chang'an. His father Emperor Zhaozong was already emperor at that point, and he was Emperor Zhaozong's ninth son. His mother was Consort He, who had previously given birth to an older brother of his, Li Yu, Prince of De, who was Emperor Zhaozong's oldest son.
Li (surname 李)
Li was the imperial surname of the Tang dynasty, founded by Li Yuan in 618 AD. One of the most prosperous and influential dynasties in Chinese history, Tang was ruled by 20 emperors surnamed Li. The Tang dynasty imperial family belonged to the northwest military aristocracy prevalent during the Sui dynasty and claimed to be paternally descended from Laozi, the Qin general Li Xin, the Han dynasty general Li Guang, and Western Liang ruler Li Gao.