In all the world, Regiani (Regiani 
) is quite a rare feminine given name. The forename Regiani is habitual in Latin America and the Caribbean, particularly Brazil, where it is a rare girly name. Likewise, Regiani is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Regiani | Italy, Brazil, Indonesia, United States, Argentina |
| regiani carvalho de oliveira researcher (ORCID 0000-0003-2871-0162) |
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