Emperor Wu or the Wu Emperor (, lit. "The Martial Emperor") is the posthumous name of numerous Chinese rulers: Emperor Wu of Han (156–87 BC), emperor of the Han dynasty Emperor Wu of Wei (AD 155–220), a posthumous name of Cao Cao Emperor Wu of Jin (236–290), first emperor of the Jin dynasty Emperor Wu of Liu Song (363–422), founding emperor of the Chinese dynasty Liu Song Emperor Wu of Southern Qi (440–493), emperor of the Chinese Southern Qi Dynasty Emperor Wu of Liang (464–549), founding emperor of the Liang Dynasty of Chinese history Emperor Wu of Chen (503–559), first emperor of the Chen dynasty of China Emperor Wu of Northern Zhou (543–578), an emperor of the Xianbei dynasty Northern Zhou Empress Wu Zetian (625–705), from her actual surname rather than a posthumous epithet Emperor of Wu () may refer to: Li Zitong (died 622), agrarian rebel during the Sui–Tang interregnum See also Cao Cao (155–220), posthumously honored as the King Wu of Wei () Wudi (disambiguation) Wu Di (disambiguation) Wu (disambiguation) Title and name disambiguation pages