Cognomen Gargantini (Gargantini 
) , in the entire world, is quite a rare last name. The surname Gargantini is habitual in Italy, where it is quite a rare surname, Switzerland, where it is a rare surname, and Argentina. Measured by absolute frequency, it is the most numerous in Italy, Brazil, and Argentina. Much less frequently, Gargantini is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gargantini | Italy, Switzerland, Argentina, Canada, Brazil |
| gerolamo battista gargantini (1861-1937), CH (b. 1861) |
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| giovanni battista gargantini (1891-1985), CH (b. 1891) |
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| mario gargantini (b. 1947) |
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| giuseppe gargantini |
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| taynara gargantini BR (b. 1990) |
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Mr, Juan, Tais, Nair, Nilo, Edna, Enzo, Vera, Irma, Ilda, Ivan, Omar, Yuri, Yves, Maria, Mario, Marta, Marco, Marã, Mauro, Santo, Sueli, Jeam, Serge, Joao, Jane, Ms, Ana, Ari, Lia, Ely, Mara, Sara, Alex, Alan, Aldo, Anna, Pier, Rosa, Rita, Gaby, Gian, Gigi, Lina, Luca, Luis, Luiz, Jose, and Sonia