All over the world, Gilliano (Gilliano 
) is a rare boy's first name. The forename Gilliano is habitual in Latin America and the Caribbean, particularly Brazil, where it is a very rare male name. Very seldom, Gilliano is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gilliano | South Africa, Philippines, United States, Brazil, Netherlands |
| gilliano fred nascimento cutrim politician from Brazil, BR (b. 1979) |
|