Family name Somprasong (Somprasong 
) , in all the world, is quite a rare surname. The family name Somprasong is characteristic of Thailand, where it is quite a rare surname, Malaysia, where it is an extremely rare surname, and the United States. Likewise, Somprasong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Somprasong | Laos, Australia, France, Thailand, United States |