Family name Somatra (Somatra 
) , in the entire world, is a very rare last name. The surname Somatra is characteristic of Philippines, where it is a very rare surname, Malaysia, and the United States, where it is an extremely rare surname. Also, Somatra is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Somatra | Philippines, United States, South Africa, Malaysia, India |