   azerbaijani, azeri, or azeri turkish (azÉrbaycanca or azÉrbaycan dili) is a language belonging to the turkic language family, spoken primarily in the south caucasus region by the azerbaijani people. the language is indigenous to northern iran (14.4 to 23-27 million speakers), azerbaijan (9 million speakers),ethnologue georgia, russian caucasus, eastern turkey and small parts of armenia (6 million speakers).encyclopedia of the peoples of africa and the middle east, facts on file, incorporated, 2009, p.79 azerbaijani is a member of the oghuz/western branch of the turkic languages and is closely related to turkish, qashqai, turkmen and crimean tatar. turkish and azerbaijani closely resemble one another and are largely mutually intelligible, though it has been said that it is easier for a speaker of azerbaijani to understand turkish than the other way around.{{cite book|last=sinor|first=denis|t
Agglutinative_languages Azerbaijani_language Languages_of_Azerbaijan Languages_of_Georgia_(country) Languages_of_Iran Languages_of_Iraq Languages_of_Kazakhstan Languages_of_Russia Languages_of_Syria Languages_of_Turkey Languages_with_ISO_639-1_code Languages_with_ISO_639-2_code Subjectaobjectaverb_languages Turkic_languages