Surname גאלאס (Gallas 
, גאלאס 
) , in the entire world, is quite a common family name. The cognomen גאלאס is habitual in Paraguay, where it is quite a rare surname, Tunisia, and France. Not in comparison with a country's population, it most frequently occurs in Brazil, France, and the United States. Much less frequently, גאלאס is the forename as well as the last name.