Last name エーコ (Eco 
, エーコ) , throughout the world, is a common surname. The surname エーコ is characteristic of Montenegro, where it is quite a common surname, Bosnia and Herzegovina, and Philippines, where it is quite a rare surname. In absolute terms, it most frequently occurs in South-eastern Asia, particularly Philippines, Myanmar, and Indonesia. Also, エーコ is the forename as well as the last name.