Family name Iljushina (Илюшина 
, Iljushina 
) , in all the world, is quite a common cognomen. The family name Iljushina is habitual in Russia, where it is quite a rare surname, Kazakhstan, and Belarus, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Илюшина | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Iljushina | Estonia |
| olga iljushina chess player (b. 1981) |
|