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) See also Chen Yi (disambiguation) Zhengyi (disambiguation)