Zhengyi or
Zheng Yi (Wade–Giles: Cheng I) may refer to:
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Zhengyi Dao, a Daoist movement founded by Zhang Daoling
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Zhengyi, a lich character from Dungeons & Dragons
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Zheng Yi (author) (郑义; born 1947), of Scarlet Memorial: Tales of Cannibalism in Modern China
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Zheng Yi (pirate) (鄭一; 1765–1807), a Chinese pirate of the South China Sea
See also
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Cheng Yi (disambiguation)