Zhang Ji may refer to:
- Zhang Zhongjing (150–219), also known as Zhang Ji, Han Dynasty physician
- Zhang Ji (Han Dynasty) (died 196), official serving under the Han Dynasty warlord Dong Zhuo
- Zhang Ji (Derong) (died 223), style name Derong, military general of Cao Wei during the Three Kingdoms period
- Zhang Ji (Jingzhong) (張緝) (died 254), style name Jingzhong, official of Cao Wei, father of Cao Fang's Empress Zhang
- Zhang Ji (poet from Hubei), Tang Dynasty poet from Hubei
- Zhang Ji (poet from Jiangnan) (c.766-c.830), Tang Dynasty poet from Jiangnan
- Zhang Ji (handballer) (born 1978), Chinese handball player