Surname Adeikis (Adeikis 
) , in the entire world, is a very rare family name. The family name Adeikis is habitual in Northern Europe, particularly Lithuania, where it is quite a rare surname. Much less frequently, Adeikis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Adeikis | Venezuela, Lithuania |