Around the world, Masiello (Masiello 
) is a very rare mostly girly, but uncommonly masculine forename. The forename Masiello is habitual in Southern Europe, particularly Italy, where it is a rare mostly feminine, but infrequently male name. Much more frequently, Masiello is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Masiello | Argentina, United States, Switzerland, France, Italy |
| pellegrino masiello researcher |
|