Family name Cognigni (Cognigni 
) , in the world, is quite a rare surname. The last name Cognigni is habitual in Italy, where it is quite a rare surname, Argentina, where it is a rare surname, and Canada, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Italy, Argentina, and the United States. Very seldom, Cognigni is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Cognigni | Italy, United States, Argentina, Canada, France |
| mario cognigni Italian association football player, IT (b. 1958) |
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| cecilia cognigni Italian librarian (1964-), IT (b. 1964) |
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| paola cognigni researcher |
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| marta cognigni researcher (ORCID 0000-0001-9325-8526) |
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| luca cognigni association football player, IT (b. 1991) |
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Ana, Enzo, Ezio, Hugo, Ines, Irma, Olga, Omar, Yesi, Maria, Eldo, Mario, Marco, Mauro, Maura, Mabel, Mavel, Monia, Mirta, Mirko, Sante, Marta, Elba, Elva, Elsa, Joe, Ida, Sara, Sian, Alan, Anna, Rosa, Rodi, Rita, Dino, Dora, Gina, Gino, Lino, Luca, Luis, Jose, John, Juan, Nora, Elio, Sauro, and Sonia