Family name Valious (Валюс 
, Valious 
) , in the world, is a rare last name. The family name Valious is habitual in Azerbaijan, where it is quite a rare surname, Ukraine, 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 Azerbaijan. Much less frequently, Valious is the forename as well as the last name.