| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Azerbaijani, South | 18,841,430 | Altaic | Turkic | Southern Turkic | Azerbaijani | |
| ● Azerbaijani, North | 9,570,170 | Altaic | Turkic | Southern Turkic | Azerbaijani | |
| ● Kashkay | 1,836,000 | Altaic | Turkic | Southern Turkic | Azerbaijani | |
| ● Khalaj, Turkic | 51,400 | Altaic | Turkic | Southern Turkic | Azerbaijani |