Cognomen Chiavarini (Chiavarini 
) , across the world, is a rare family name. The cognomen Chiavarini is habitual in Italy, where it is a rare surname, Argentina, and Belgium. Measured by absolute frequency, it is the most numerous in Italy, Argentina, and the United States. Much less frequently, Chiavarini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chiavarini | Belgium, Italy, United States, Argentina, France |
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marco chiavarini Italian middle-distance runner, IT (b. 1972) |
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| salvatore chiavarini researcher, ORCID id # 0000-0003-0614-3240, IT |
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| franco chiavarini Argentine footballer, AR (b. 1980) |
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| manuela chiavarini researcher ORCID ID = 0000-0002-3551-7486 |
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| lorenzo chiavarini IT (b. 1994) |
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Mr, Mauro, Moira, Sarah, Ariel, Carla, Clint, Baldo, Belen, Blain, Katia, Katie, Kelly, Paulo, Pablo, Paola, Piero, Rocky, Roque, Diego, Dixie, Djeni, Massi, Marco, Marta, Mario, Ms, Ale, Ana, Don, Joe, Ida, Zoe, Mary, Aldo, Anna, Guido, Abel, Luca, Luis, John, Juan, Elmo, Emma, Egle, Hugo, Ivan, Maria, Rick, and Laura