>
Cognomen Olio (Olla
, Olha
, Olio
) , all over the world, is a common surname. The family name Olio is habitual in El Salvador, where it is quite a rare surname, Slovakia, and Italy. Not in comparison with a country's population, it is the most numerous in Indonesia, Italy, and the Democratic Republic of the Congo. Likewise, Olio is the forename as well as the last name.