Cognomen Ñāṇa (ញាណ 
, ญาณ 
, Ñāṇa 
) , in the entire world, is quite a common surname. The last name Ñāṇa is characteristic of South-eastern Asia, particularly Cambodia, where it is quite a common surname, and Myanmar, where it is a very rare surname. Very seldom, Ñāṇa is the forename as well as the last name.