Shuiximen () is a subdistrict and the seat of Wugang City in Hunan, China. It was one of four subdistricts approved to establish in 1994 and officially created in 2011. The subdistrict has an area of with a population of 64,000 (as of 2015). The subdistrict of Shuiximen has 14 villages and 5 communities under its jurisdiction. Its seat is Desheng Village ().
The subdistrict of Shuiximen was approved to establish from a part of the former Chengguan Town (), Qingfeng Village of Chengdong Township () and two villages of Futian and Xinguang of Chengxi Township () in 1994. It was officially established on May 18, 2011, and on September 29 of the same year, the government of Wugang City confirmed that the subdistrict had 5 communities and 3 villages under its jurisdiction with an area of . On December 2, 2015, the township of Longtian () was merged to it. The subdistrict had 21 villages and 5 communities with an area of . Through the amalgamation of village-level divisions in 2016, the subdistrict has 14 villages and 5 communities under its jurisdiction.
Through the amalgamation of villages in 2016, the number of villages was reduced to 14 from 21, the subdistrict of Shuiximen has 5 communities and 14 villages under its jurisdiction.
In 2015, Longtian Township () was merged to the subdistrict of Shuiximen, the new subdistrict of Shuiximen had 21 villages and 5 communities under it jurisdiction, of which, 5 communities and 3 villages from the former Shuiximen Subdistrict and 18 villages from Longtian Township.