Last name Осконалиева (Осконалиева 
) , in the world, is a very rare cognomen. The cognomen Осконалиева is characteristic of Kyrgyzstan, where it is quite a rare surname, Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Осконалиева | Kyrgyzstan, Kazakhstan, Russia |