Surname Khalilullina (Халилуллина 
, Khalilullina 
) , across the world, is quite a rare family name. The family name Khalilullina is characteristic of Russia, where it is a rare surname, Slovakia, and Kazakhstan, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Халилуллина | Russia, Kazakhstan |
| Khalilullina | Russia, Slovakia |