Li Cunxu

Emperor Zhuangzong of Later Tang, personal name Li Cunxu, nickname Yazi (亞子), stage name Li Tianxia (李天下), was the second ruling prince of the Former Jin dynasty who later became the founding emperor of the Later Tang dynasty during the Five Dynasties and Ten Kingdoms period of Chinese history. He was the son of Li Keyong, an ethnic Shatuo Jiedushi of the Tang dynasty.