Li Zhen (李振) (died November 20, 923), courtesy name Xingxu (興緒), was an important official of the Chinese Five Dynasties and Ten Kingdoms period state Later Liang. He was a trusted aide of Later Liang's founding emperor Emperor Taizu (Zhu Quanzhong) before the founding of the Later Liang state, and later served as the director of imperial governance (崇政使, Chongzhengshi) during the reigns of Emperor Taizu's sons and successors Zhu Yougui and Zhu Zhen. After Later Liang was destroyed by its rival Later Tang, Later Tang's Emperor Zhuangzong put Li to death.