The article is based on the original materials of field research conducted in 2015-2017 in Bayantaria village of Shibaihua village of Tongliao Urban District as part of Dongd Khoshun Kharchin Dzung Gar Autonomous Region of Inner Mongolia (ARVM) of the People’s Republic of China. The article presents the structure and types of the traditional family of the Khorchin Mongol of the eastern part of the ARVM on the example of the population of the village of Bayantaria. At the beginning of the article, the author gives the concepts and names of families, and then the types of families, including the features of the traditional extended family.