Surname Ilyevskaya (Ilyevskaya 
, Ильевская 
) , around the globe, is a rare cognomen. The surname Ilyevskaya is habitual in Belarus, where it is a rare surname, Russia, where it is a very rare surname, and Kazakhstan.
| VARIANT | COUNTRY |
|---|---|
| Ilyevskaya | Russia |
| Ильевская | Kazakhstan, Russia, Ukraine, Belarus |