Surname Еско (Esko 
, Yesko 
, Еско 
) , worldwide, is quite a rare cognomen. The last name Еско is characteristic of Estonia, where it is quite a common surname, Finland, where it is quite a rare surname, and Bosnia and Herzegovina. Measured by absolute frequency, this name is the most popular in the United States, Finland, and Turkey. Likewise, Еско is the forename as well as the last name.