Surname Achanan (Achanan 
) , throughout the world, is a very rare cognomen. The cognomen Achanan is habitual in Morocco, where it is a rare surname, Malaysia, where it is a very rare surname, and Thailand, where it is an extremely rare surname. Measured by absolute frequency, it is the most numerous in Morocco, India, and Malaysia. Very seldom, Achanan is the forename as well as the last name.