Jishui (Chinese: 吉水; pinyin: Jíshuǐ) is a county located on the Gan River in Ji'an city, Jiangxi province, China.

The first Chinese map is made by Luo Hongxian who is from Jishui Futian (阜田).

Jishui is a center for the production of traditional gloves, for which it ranks first in Jiangxi province in export value.

The airport is connected to major mainland cities such as Beijing, Shanghai, Guangzhou, and Shenzhen.

The Jishui Gan River Bridge was built to connect the 105 National Highway and Guanyue Expressway, and it also ends the history of ferrying between the East and West.

Attractions in Jishui include Yanfang Ancient Village (燕坊古村), Dadongshan, and Taohua Island.