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