Family name Somsanith (Somsanith 
) , throughout the world, is quite a rare cognomen. The family name Somsanith is habitual in Laos, where it is quite a common surname, France, where it is a rare surname, and the United States, where it is a very rare surname. Also, Somsanith is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Somsanith | Canada, Thailand, France, Laos, United States |