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Last name Grená (Grenat
, Grená) , across the world, is a rare cognomen. The surname Grená is characteristic of Libya, where it is a rare surname, France, and Argentina. Not in comparison with a country's population, the name is most common in France, Argentina, and the United States. Very seldom, Grená is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Grenat | Brazil, Libya, France, United States, Argentina |