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 | Belarus, United States |
| Ширкова | Russia, Bulgaria, Kazakhstan, Belarus, Ukraine |