Cognomen Korovashkina (Korovashkina 
, Коровашкина 
) , around the globe, is a rare surname. The surname Korovashkina is habitual in Russia, where it is a rare surname, and Kazakhstan, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Korovashkina | Russia |
| Коровашкина | Kazakhstan, Russia |