Last name พวงสมบูรณ์ (พวงสมบูรณ์ 
, Paungsomboon ) , all around the world, is a very rare surname. The surname พวงสมบูรณ์ is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, พวงสมบูรณ์ is the forename as well as the last name.