Cognomen Einike (Einike 
, Эйнике 
) , all around the world, is a very rare family name. The surname Einike is characteristic of Kazakhstan, where it is a rare surname, Germany, where it is a very rare surname, and Russia, where it is an extremely rare surname. Very seldom, Einike is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Einike | United States, Germany, Estonia |
| Эйнике | Russia, Kazakhstan |