Dagestan, a republic in the North Caucasus region of Russia, is home to a remarkable linguistic diversity, with over 30 languages spoken within its borders. These languages belong to various language families, including Northeast Caucasian (also known as Nakh-Daghestanian), Turkic, and Indo-European.

Among the Northeast Caucasian languages, some of the most prominent include Avar, Dargwa, Lezgian, Lak, Tabasaran, and Chechen. These languages are known for their complex phonological systems and rich morphological structures. Avar serves as a lingua franca in Dagestan, facilitating communication among speakers of different native languages.

Turkic languages spoken in Dagestan include Kumyk and Nogai. Kumyk is widely used in the lowland areas and has historically served as a regional lingua franca. Nogai is spoken by the Nogai people, primarily in the northern parts of Dagestan.

Russian is the official language of Dagestan and serves as the primary language of interethnic communication, government, education, and media. Despite the dominance of Russian, efforts are made to preserve and promote the indigenous languages of Dagestan through education and cultural initiatives. Schools offer instruction in local languages, and there are various programmes aimed at documenting and revitalising these languages, ensuring their continued use and transmission to future generations.