Cognomen บุญพิสุทธิ์ (บุญพิสุทธิ์ 
, Bunphisut , Boonphisut ) , all around the world, is a very rare last name. The surname บุญพิสุทธิ์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, บุญพิสุทธิ์ is the forename as well as the last name.