Huanren Manchu Autonomous County, formerly known as Huairen County, is a county located in the eastern part of Liaoning province, China. It falls under the administration of Benxi City and shares a border with Jilin province to the east.
Established in 1877, the county was reorganized as an autonomous county in 1989 following approval by the State Council. It is one of 11 Manchu autonomous counties in China and one of 117 autonomous counties nationally.
The county covers a total area of 3,362 square kilometres (1,298 sq mi) with a population of 293,505. Huanren Town serves as the administrative seat of the county.