Family name Sualen (Sualen 
) , in the world, is an extremely rare last name. The surname Sualen is characteristic of Honduras, where it is a very rare surname, Mexico, where it is an extremely rare surname, and Philippines. More frequently, Sualen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sualen | Philippines, Mexico, United States, India, Brazil |