Cognomen โสมทัศน์พัชร (โสมทัศน์พัชร 
) , all around the world, is an extremely rare last name. The surname โสมทัศน์พัชร is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| โสมทัศน์พัชร | Thailand |