Surname Ilvir (Ильвир 
, Илвир , Ilvir 
) , globally, is a very rare family name. The last name Ilvir is characteristic of Russia, where it is a very rare surname, Kyrgyzstan, and Honduras. Much more frequently, Ilvir is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ильвир | Kazakhstan, Kyrgyzstan, Russia |
| Илвир | Kazakhstan, Russia |
| Ilvir | Honduras, Russia, Brazil, India, United States |