Cognomen อรหันต์ (Arhan 
, Arphat 
, อรหันต์ ) , in the world, is quite a rare family name. The cognomen อรหันต์ is habitual in Turkey, where it is a rare surname, France, and Saudi Arabia. Not in comparison with a country's population, this name is the most popular in Turkey, Indonesia, and Bangladesh. Likewise, อรหันต์ is the forename as well as the last name.