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Surname Karastoyanova (Карастоянова
, Karastoyanova
) , in all the world, is quite a rare family name. The cognomen Karastoyanova is characteristic of Bulgaria, where it is quite a common surname, Ukraine, where it is a rare surname, and Kazakhstan, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Eastern Europe, particularly Bulgaria, Ukraine, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Карастоянова | Bulgaria, Kazakhstan, Russia, Ukraine |
| Karastoyanova | Russia, Bulgaria, United States, United Kingdom, Ukraine |