Emperor Gaozu of Han
Liu Xiang (; died 179 BC), formally King Ai of Qi () was a Han dynasty king of Qi and a key player during the Lü Clan Disturbance (180 BC). He was the grandson of Emperor Gaozu of Han and the eldest son of Liu Fei, Prince of Qi by Consort Si. With Liu Fei's death in 189 BC, Emperor Hui allowed Liu Xiang to inherit the title of "Prince of Qi".