Surname اینو (Ennio 
, اینو, Aenius 
) , in all the world, is quite a rare last name. The last name اینو is characteristic of Cyprus, where it is quite a rare surname, Venezuela, and Italy, where it is a rare surname. Measured by absolute frequency, it most frequently occurs in Venezuela, Italy, and Mexico. Much more prevalently, اینو is the forename as well as the last name.