Around the globe, Ottaviani (Ottaviani 
, Оттавиани 
) is a rare mostly masculine, but uncommonly girly given name. The forename Ottaviani is habitual in Italy, where it is a rare epicene name, the Democratic Republic of the Congo, where it is a rare boy's name, and China, where it is an extremely rare masculine name. More frequently, Ottaviani is the last name as well as the forename.
| ottaviano ottaviani Italian cardinal, FR (b. 1400) |
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| ottaviano ottaviani Italian sculptor, IT (b. 1839) |
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| lara ottaviani researcher (ORCID 0000-0002-5216-5099) |
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