Cognomen แสงยา (Saengya 
, แสงยา ) , in the world, is a very rare surname. The cognomen แสงยา is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname. Very seldom, แสงยา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| แสงยา, Saengya | Thailand |