Cognomen Roncé (Roncé 
) , in the entire world, is a very rare last name. The last name Roncé is habitual in Western Europe, particularly France, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Roncé | France |
| iris le roncé researcher (ORCID 0000-0002-7484-8819) |
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| marie josephine barjot de roncé, dame de la jumellière |
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