Cognomen แก้วประพล (แก้วประพล, Kaewprapol 
) , all over the world, is an extremely rare surname. The surname แก้วประพล is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Kaewprapol | Thailand |
Glass, and Keawprapol