Last name Эннио (Ennio 
, Эннио 
) , all over the world, is quite a rare surname. The last name Эннио is habitual in Cyprus, where it is quite a rare surname, Venezuela, and Italy, where it is a rare surname. In absolute terms, the name is most common in Venezuela, Italy, and Mexico. Much more frequently, Эннио is the forename as well as the last name.