Iranian Azerbaijanis (Azerbaijani: ایران آذربایجانلیلاری – İran azərbaycanlıları) also known as Iranian Azeris, Iranian Turks, Azeri Turks or Persian Azerbaijanis, are Iranians of Azerbaijani ethnicity who speak Azerbaijani language as of their first language.Azerbaijanis comprise by far the second largest ethnic group in the nation as well as by far the largest minority ethnic group.