Yanfeng Subdistrict () is a subdistrict and the seat of Yanfeng District in Hengyang, Hunan, China. The subdistrict has an area of about with a population of 40,330 (as of 2010 census). The subdistrict of Yanfeng has a village and six communities under its jurisdiction.
The subdistrict of Yanfeng was established in May 1955 and was named after Huiyan Peak (), the first peak of Mount Heng. In 1958, it was reorganized as Yanfeng Subdistrict Branch () of the Yanfeng People's Commune (). In 1965, Damatou Subdistrict Branch () was incorporated to it. In May 1966, it was renamed to Hongwei Subdistrict Branch (). In 1971, Hongwei Subdistrict () was established. In 1981, The subdistrict of Hongwei was restored to the name of Yanfeng.
In 2014, Yanfeng Subdistrict administered nine communities of Daweiping, Jielong, Yudetang, Yuhuating, Xiangyinling, Yanfenglu, Lijiachong, Xinjiacun and Dangjiacun, and Yuedong Village. Through the merger of village-level divisions in 2015, its division was reduced to seven from 10, it has six communities and a village under its jurisdiction.