Last name Хайрулло (Хайрулло 
, Khayrullo 
, Khairullo ) , across the world, is quite a rare family name. The surname Хайрулло is habitual in Kyrgyzstan, where it is quite a common surname, Tajikistan, where it is quite a rare surname, and Russia, where it is an extremely rare surname. More frequently, Хайрулло is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Хайрулло | Uzbekistan, Russia, Tajikistan, Azerbaijan, Kyrgyzstan |
| Khayrullo | Uzbekistan, United Kingdom, India, Tajikistan, Kyrgyzstan |
| Khairullo | Russia, Uzbekistan |