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Cognomen Gnann (Gnann
) , in the world, is quite a rare surname. The cognomen Gnann is characteristic of Western Europe, particularly Germany, where it is quite a rare surname, Austria, where it is a rare surname, and Switzerland. Not in comparison with a country's population, the name is most common in Germany, the United States, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Gnann | Brazil, Switzerland, Austria, United States, Germany |