Cognomen Ilyinkova (Ilyinkova 
, Ильинкова 
) , around the globe, is a rare last name. The surname Ilyinkova is characteristic of Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Ilyinkova | Russia |
| Ильинкова | Kazakhstan, Russia, Belarus |