In all the world, Marchello (Marchello 
) is a rare boy's forename. The forename Marchello is habitual in Sweden, where it is a rare boy's name, Italy, where it is a rare primarily male, but scarcely female name, and Indonesia, where it is a rare male name. In absolute terms, it is the most numerous in Indonesia, the United States, and Italy. Likewise, Marchello is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Marchello | Italy, Argentina, United States, France, Indonesia |