Cognomen Gusas (Gusas 
) , in all the world, is a very rare family name. The family name Gusas is characteristic of Philippines, where it is a very rare surname, the United Kingdom, where it is an extremely rare surname, and the United States. Very seldom, Gusas is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gusas | United Kingdom, United States, Philippines, New Zealand |