Zheng Yin or Yin Zheng may refer to:
Surnamed Zheng Zheng Yin (Early Tang) (d. 710), chancellor of the Tang dynasty Zheng Yin (Middle Tang) (752–829), chancellor of the Tang dynasty Yin Zheng (pianist), Chinese pianist
Surnamed Yin Yin Zheng (actor) (born 1986), Chinese actor
See also Qin Shi Huang, or Ying Zheng Yongzheng Emperor, or Yin Zhen