Last name สมเจษ (สมเจษ 
) , in the world, is a very rare cognomen. The last name สมเจษ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Likewise, สมเจษ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สมเจษ | Thailand |