Surname แสงจำรัส (แสงจำรัส, Sangchamras 
) , in all the world, is a very rare cognomen. The last name แสงจำรัส is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sangchamras | Thailand |
Sangjamras, and Sangjumras