Family name エイノ (Eino 
, エイノ) , across the world, is quite a rare cognomen. The family name エイノ is characteristic of Namibia, where it is quite a common surname, Egypt, where it is quite a rare surname, and Estonia. Not in comparison with a country's population, the name is most common in Egypt, Namibia, and Malaysia. More prevalently, エイノ is the forename as well as the last name.