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Worldwide, Sidero (Sidero
) is a rare gender-neutral given name. The first name Sidero is habitual in Southern Europe, particularly Greece, where it is quite a rare epicene name, and Italy, where it is a very rare girly name. More prevalently, Sidero is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Sidero | Philippines, Brazil, Italy, Greece, Argentina |
Sidero is also a name for the fictitious and mythical characters: Sidero , the character of Greek mythology.