Cognomen Shyrkova (Shyrkova 
, Ширкова 
) , all over the world, is quite a rare family name. The family name Shyrkova is characteristic of Eastern Europe, particularly Russia, where it is a rare surname, Ukraine, and Bulgaria.
| VARIANT | COUNTRY |
|---|---|
| Shyrkova | United States, Belarus |
| Ширкова | Kazakhstan, Russia, Belarus, Bulgaria, Ukraine |