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Around the world, Castagnaro (Castagnaro
) is a very rare gender-neutral first name. The first name Castagnaro is habitual in Southern Europe, particularly Italy, where it is a very rare gender-neutral name. Much more frequently, Castagnaro is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Castagnaro | Brazil, Italy, United States, Argentina, Germany |