Languages: Mongolian 90% (official) (Khalkha dialect is predominant), Turkic, Russian (1999)
Definition: This entry provides a listing of languages spoken in each country and specifies any that are official national or regional languages. When data is available, the languages spoken in each country are broken down according to the percent of the total population speaking each language as a first language. For those countries without available data, languages are listed in rank order based on prevalence, starting with the most-spoken language.
Source: CIA World Factbook - This page was last updated on January 20, 2018