Dolon Nor (simplified Chinese: 多伦淖尔; traditional Chinese: 多倫淖爾; pinyin: Duō lún Nào'ĕr; Mongolian: Долоон нуур, Doloon nuur, seven lakes; also: To-lun, Dolonnur), is a town and the county seat of Duolun County, Xilin Gol League in the Inner Mongolia Autonomous region, China.