Last name Somasa (Somasa 
) , around the world, is a rare family name. The cognomen Somasa is habitual in Thailand, where it is a rare surname, Venezuela, where it is a very rare surname, and the United States, where it is an extremely rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, Venezuela, and India. Likewise, Somasa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Somasa | Thailand, Venezuela, United States, India, Japan |