The languages of the Caucasus are a large and extremely varied array of languages spoken by more than ten million people in the Caucasus region of Eastern Europe and Western Asia, between the Black Sea and the Caspian Sea. Linguistic studies allow those languages to be classified into several language families, with little or no discernible affinity to each other.
| South Caucasian |
| Georgian |
Georgian, Gruzinic |
| Zan |
Megrelian, Laz, Svan |
| Northwest Caucasian |
| Circassian |
Adyghe, Kabardian |
| Abkhaz-Abaza |
Abkhaz, Abaza, Ubykh |
| Northeast Caucasian |
| Nakh |
Batsbi (Bats), Chechen, Ingush |
| Avar-Andi |
Avar
Andi (Qwannab)
Botlikh (Botlix)
Ghodoberi
Karata (Kirdi)
Akhvakh (Axvax)
Bagvalal (Kvanada)
Tindi (Tindal)
Chamalal. |
| Tsez (Dido) |
Hinukh (Hinux, Ginukh)
Bezhta (Kapuch)
Tsez (Dido)
Khvarshi (Khvarsh, Xvarsh)
Hunzib (Gunzib) |
| Lak isolate |
Lak |
| Dargi (Dargin) |
Dargwa (Dargva)
Kajtag
Kubachi
Itsari
Chirag |
| Khinalug |
Khinalugh (Xinalug) |
| Lezgian |
Archi
Aghul (Agul)
Lezgi
Tabasaran
Rutul
Kryts (Kryz)
Budukh (Budux)
Tsakhur (Tsaxur). |
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