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Globally, Cilvia (Cilvia
) is quite a rare principally girly, but very infrequently boy's first name. The first name Cilvia is characteristic of Guinea-Bissau, where it is quite a rare feminine name, Bolivia, where it is a rare girly name, and Mexico. Measured by absolute frequency, it most frequently occurs in Mexico, Indonesia, and Guinea-Bissau. Very seldom, Cilvia is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Cilvia | Bolivia, Mexico, Guinea-Bissau, Indonesia, Argentina |