Cognomen Magalias (Magalias 
, Магаляс 
) , all around the world, is quite a rare last name. The family name Magalias is habitual in Ukraine, where it is quite a rare surname, Greece, where it is a rare surname, and Kazakhstan. Not in comparison with a country's population, it is the most numerous in Ukraine, Russia, and Greece.
| VARIANT | COUNTRY |
|---|---|
| Magalias | United States, Greece, Ukraine, Brazil, Venezuela |
| Магаляс | Kazakhstan, Ukraine, Belarus, Russia |