Family name 艾加 (Eggar 
, Agger 
, 艾加 
) , across the world, is quite a rare cognomen. The family name 艾加 is characteristic of Northern Europe, particularly Denmark, where it is quite a common surname, the United Kingdom, where it is a rare surname, and Sweden. Measured by absolute frequency, this name is the most popular in Denmark, Indonesia, and the United Kingdom. Much less frequently, 艾加 is the forename as well as the last name.