Cheng Yi

Cheng Yi (Wade–Giles: Ch'eng I) may refer to:


 * Cheng Yi (Tang dynasty) (died 819), Tang dynasty chief councilor
 * Cheng Yi (philosopher) (1033–1107), Song dynasty philosopher
 * Cheng Yi (actor) (born 1990), Chinese actor
 * Cheng Yi (成宜), Han dynasty warlord involved in the Battle of Tong Pass (211)