Family name Stoianovici (Stoianovici 
) , all around the world, is a rare cognomen. The cognomen Stoianovici is characteristic of Romania, where it is quite a rare surname, Croatia, where it is a very rare surname, and Hungary. Measured by absolute frequency, it most frequently occurs in Romania, Italy, and the United States. Much less frequently, Stoianovici is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Stoianovici | Romania, Germany, Hungary, Italy, United States |
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alexandru stoianovici RO (b. 1892) |
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| luminița stoianovici Romanian actress, RO (b. 1959) |
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| robyn stoianovici researcher (ORCID 0000-0001-5341-8716) |
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| dan stoianovici researcher |
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| olga stoianovici |
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| adrian stoianovici footballer, RO |
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Mr, Lidia, Iulia, Marian, Marius, Monica, Mircea, Simona, Alexia, Andrea, Andrei, Adrian, Carmen, Cosmin, Bianca, Raluca, Daniel, George, Emilia, Victor, Ileana, Ovidiu, Greta, Ofelia, Draga, Dario, Mio, Dan, Eva, Alex, Alin, Anna, Anca, Dara, Doru, Gina, Emma, Vlad, Ines, Oana, Maria, Marin, Mihai, Alina, Calin, Paula, Robyn, Daria, and Michael