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Cognomen Siiva (Sivert
, Siiva
) , globally, is a rare surname. The last name Siiva is habitual in Denmark, where it is a rare surname, Sweden, and France. Not in comparison with a country's population, it is commonest in the United States, France, and Brazil. Also, Siiva is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sivert | Norway, Brazil, France, Sweden, United States |
| Siiva | Brazil, Malaysia, India, New Zealand, United States |