Cognomen Милюнас (Милюнас 
, Miliunas 
) , globally, is a rare last name. The cognomen Милюнас is habitual in Northern Europe, particularly Lithuania, where it is quite a common surname, Estonia, where it is a rare surname, and Norway, where it is a very rare surname. In absolute terms, it most frequently occurs in Lithuania, Russia, and the United States.
| VARIANT | COUNTRY |
|---|---|
| Милюнас | Kazakhstan, Russia |
| Miliunas | United Kingdom, Australia, Brazil, United States, Lithuania |