Family name Христианов (Христианов 
, Hristianov , Xristianov 
) , in the entire world, is a rare cognomen. The family name Христианов is habitual in Belarus, where it is a rare surname, Russia, and Greece, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Христианов | Belarus, Ukraine, Russia |
| Hristianov | Ukraine |
| Xristianov | Georgia |
| Khristianov | Belarus, Greece, Russia, Germany |