Surname Xardina (Хардина 
, Xardina 
) , worldwide, is a rare family name. The last name Xardina is habitual in Russia, where it is a rare surname, Kazakhstan, and Belarus.
| VARIANT | COUNTRY |
|---|---|
| Хардина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Xardina | Brazil, Georgia |