Cognomen Ehva (Эва 
, Ehva 
) , in the world, is a very rare family name. The last name Ehva is characteristic of Kyrgyzstan, where it is a very rare surname, Russia, where it is an extremely rare surname, and Ukraine. Much more prevalently, Ehva is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Эва | Estonia, Kazakhstan, Lithuania, Belarus, Russia |
| Ehva | India, Philippines |