Liu Yin may refer to:
Liu Yan (Xin dynasty) (died 23 AD), rebel leader against the Xin dynasty, name also romanized as Liu Yin Liu Yin (Han-Zhao) (died 329), Imperial prince of the Han Zhao state Liu Yin (Southern Han) (874–911), Late Tang Dynasty official and older brother of the founder of the Southern Han kingdom Liu Rushi (Liu Yin; 1618–1664)), Ming Dynasty Chinese female artist Liu Yin (curler) (born 1981), Chinese curler Liu Yin (swimmer) (born 1984), Chinese swimmer