Family name ソワ (Sowa 
, ソワ ) , in all the world, is a common cognomen. The cognomen ソワ is characteristic of Poland, where it is quite a common surname, Luxembourg, and Sierra Leone. Not in comparison with a country's population, it is the most numerous in Poland, Germany, and the United States. Also, ソワ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sowa | Germany, Japan, Algeria, United States, Poland |
| ソワ | Japan |