Zhenjiang () is a Prefecture-level city in the eastern Jiangsu province of China. It is an important transportation centre because it is located in the interesction of along the Yangtze River and the Grand Canal. Population: 1,280,027.

Once known as Jinjiang (京江 formerly transliterated as Chinkiang) and Jinkou (京口).

The city is located east of Nanjing. It was an important trade center during the Ming and Qing dynasties. It was the provincial capital of Jiangsu during the Republic of China era.

Zhenjiang is the birthplace of Li Lanqing, who is the former vice premier of China.