Cognomen Astreiko (Astreiko 
, Астрейко 
) , in all the world, is quite a rare last name. The cognomen Astreiko is habitual in Eastern Europe, particularly Belarus, where it is quite a common surname, Ukraine, where it is a rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Astreiko | Russia, Belarus |
| Астрейко | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |