Family name Абдуллайев (Abdullayev 
, Абдуллайев , Abdullaiev 
) , in the world, is a common last name. The family name Абдуллайев is characteristic of Azerbaijan, where it is a common surname, Uzbekistan, where it is quite a common surname, and Turkmenistan, where it is quite a rare surname. Very seldom, Абдуллайев is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Abdullayev | Uzbekistan, Russia, Tajikistan, Azerbaijan, Turkmenistan |
| Абдуллайев | Russia, Azerbaijan |
| Abdullaiev | Ukraine, Georgia |