Cognomen Ajjak (Ajjak 
) , all around the world, is a very rare last name. The surname Ajjak is habitual in Venezuela, where it is a very rare surname, Chile, where it is an extremely rare surname, and the United States. Measured by absolute frequency, it is the most numerous in Venezuela, the United States, and India. More frequently, Ajjak is the forename as well as the last name.