Last name เพชรสังคูณ (เพชรสังคูณ 
) , across the world, is a very rare surname. The surname เพชรสังคูณ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| เพชรสังคูณ | Thailand |
จงดี, ทิพวรรณ, and ฐิติยาภรณ์