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Throughout the world, Maria Karolina (Maria Karolina
) is a rare girly first name. The first name Maria Karolina is habitual in Costa Rica, where it is quite a rare girly name, Sweden, where it is a rare girly name, and Poland, where it is a very rare female name.
| VARIANT | COUNTRY |
|---|---|
| Maria Karolina | Colombia, Poland, Sweden, Ecuador, Costa Rica |