Surname アリオ (アリオ 
, Allio 
, Aliot 
) , around the world, is quite a rare family name. The surname アリオ is habitual in Uruguay, where it is quite a rare surname, France, and Italy, where it is a rare surname. Measured by absolute frequency, it is the most numerous in France, the United States, and Italy. Very seldom, アリオ is the forename as well as the last name.