Cognomen ภิญญาวัธน์ (ภิญญาวัธน์ 
) , in the world, is a very rare family name. The cognomen ภิญญาวัธน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ภิญญาวัธน์ is the forename as well as the last name.