Surname 阿凱 (Akay 
, 阿凱) , in the world, is a common cognomen. The cognomen 阿凱 is characteristic of Turkey, where it is quite a common surname, Cyprus, where it is quite a rare surname, and Bosnia and Herzegovina. Measured by absolute frequency, it is the most numerous in Turkey, Indonesia, and Germany. Much less frequently, 阿凱 is the forename as well as the last name.