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Cognomen Lãã (Lãã
) , around the globe, is a rare last name. The cognomen Lãã is habitual in Northern Africa, particularly Algeria, where it is a rare surname, and Egypt, where it is a very rare surname. Very seldom, Lãã is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lãã | Algeria, France, Egypt |