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In all the world, Castiglioni (Castiglioni ) is a rare gender-neutral forename. The forename Castiglioni is habitual in Southern Europe, particularly Italy, where it is a rare epicene name. Much more frequently, Castiglioni is the last name as well as the forename.
VARIANT | COUNTRY |
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Castiglioni | Uruguay, Paraguay, Argentina, Brazil, Italy |