Last name แสงปรางค์ (แสงปรางค์ 
, Sangaunprang , Saengprang ) , across the world, is a very rare surname. The family name แสงปรางค์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Very seldom, แสงปรางค์ is the forename as well as the last name.