Liu Yi may refer to:
- Liu Yi (Zixiang) (劉翊), style name Zixiang (子相), Eastern Han Dynasty official, see Book of the Later Han
- Liu Yi (Marquis of Pingwang) (劉毅), Eastern Han Dynasty marquis, see Book of the Later Han
- Liu Yi (劉懿; died 125), title Marquess of Beixiang (北鄉侯), briefly ruled as an emperor of the Eastern Han Dynasty
- Liu yi (六藝), the six harmonies of traditional Chinese martial arts