thumb|upright=1.45|Ethno-linguistic groups in the Caucasus region as of 1995. The region has many different languages and language families. There are more than 50 ethnic groups living in the region. No fewer than three language families are unique to the area. In addition, Indo-European languages, such as East Slavic, Armenian and Ossetian, and Turkic languages, such as Azerbaijani, Kumyk language and Karachay–Balkar, are spoken in the area. Russian is used as a lingua franca most notably in the North Caucasus.
thumb|upright=1.45|Ethno-linguistic groups in the Caucasus region as of 1995. The region has many different languages and language families. There are more than 50 ethnic groups living in the region. No fewer than three language families are unique to the area. In addition, Indo-European languages such as East Slavic, Armenian and Ossetian, and Turkic languages, such as Azerbaijani, Kumyk language and Karachay–Balkar, are spoken in the area. Russian is used as a lingua franca most notably in the North Caucasus