Last name พุทธาวรรณ (พุทธาวรรณ 
, Phutthawan , Putthamawan ) , in the world, is an extremely rare family name. The surname พุทธาวรรณ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More frequently, พุทธาวรรณ is the forename as well as the last name.