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Cognomen Atkociunas (Atkociunas
) , around the world, is a rare last name. The cognomen Atkociunas is habitual in Lithuania, where it is quite a common surname, the United States, where it is an extremely rare surname, and the United Kingdom.
| VARIANT | COUNTRY |
|---|---|
| Atkociunas | Lithuania, United States, United Kingdom |