Last name Polihronova (Polihronova 
, Полихронова 
) , in all the world, is a rare cognomen. The last name Polihronova is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Russia, where it is a very rare surname, and Ukraine, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Polihronova | Bulgaria |
| Полихронова | Ukraine, Russia, Bulgaria |