Cognomen ג'וליאנו (Giuliano 
, ג'וליאנו 
) , in the world, is a common family name. The cognomen ג'וליאנו is characteristic of Italy, where it is quite a common surname, Malta, and Argentina, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Italy, Argentina, and the United States. More frequently, ג'וליאנו is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Giuliano | Italy, Paraguay, Brazil, United States, Argentina |
| ג'וליאנו | Israel |