Surname พวงพัฒน์ (พวงพัฒน์ 
, Phuangphat , Phaungpat ) , all around the world, is a very rare family name. The last name พวงพัฒน์ is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, พวงพัฒน์ is the forename as well as the last name.