Cognomen Brilianti (Brilianti 
) , around the world, is a rare surname. The cognomen Brilianti is characteristic of Georgia, where it is a rare surname, Indonesia, and Malaysia, where it is a very rare surname. Very seldom, Brilianti is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Brilianti | Indonesia, Georgia, Malaysia |