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Family name Derosia (Derosia
) , in the entire world, is quite a rare cognomen. The cognomen Derosia is habitual in the United States, where it is a rare surname, Canada, where it is a very rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Derosia | United Kingdom, United States, Canada |