Last name ปัณณวรรธน์ (ปัณณวรรธน์ 
) , globally, is an extremely rare family name. The cognomen ปัณณวรรธน์ is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More frequently, ปัณณวรรธน์ is the forename as well as the last name.