Dongfeng County (simplified Chinese: 东丰县; traditional Chinese: 東豐縣; pinyin: Dōngfēng Xiàn) is located in southwestern Jilin province, China and is under the administration of Liaoyuan City.

Its major industry is a pharmaceutical company (Dongfeng Yaoye), after which the county town's main street is named.

The county is linked by a single track railway to Liaoyuan and Siping in one direction and Meihekou in the other, with trains running to Beijing, Tonghua and Changchun amongst other places.

There is also a frequent bus service to Meihekou, the nearest large town, which can also be reached by shared taxi for Y20 or Y5 a person.

Buses also link Dongfeng with Liaoyuan, Siping, Changchun, Shenyang, and other cities and counties.