Yi Yuanji (birth and death year unknown, around the 11th century AD), whose name is Qingzhi, was born in Changsha, Hunan. Famous painter in the Northern Song Dynasty. He is very talented and sensitive, and he is especially good at painting apes, and he is famous all over the world. The ancient painting critics regarded the roe ape painting as Yi Yuanji's special skill, and regarded it as the unique skill of "the secular place can't see its domain".