Last name Castagneto (Castagneto 
) , around the world, is a rare family name. The family name Castagneto is habitual in Argentina, where it is a rare surname, Italy, and Uruguay. In absolute terms, it is commonest in Italy, Argentina, and the United States. Very seldom, Castagneto is the forename as well as the last name.
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| Castagneto | Peru, Argentina, Italy, Chile, United States |
| don francesco saverio caracciolo di castagneto, 1° principe di castagneto (1695-1743) (b. 1695) |
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| don gaetano caracciolo di castagneto, 2° principe di castagneto (1726-1800) (b. 1726) |
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| don nicola caracciolo di castagneto, 3° principe di castagneto (1758-1821) (b. 1758) |
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| don gaetano caracciolo di castagneto (1787-1811) (b. 1787) |
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giovanni battista castagneto brazilian painter, draftsman and teacher of Italian origin (1851-1900), BR (b. 1851) |
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| don nicola caracciolo di castagneto, 4° principe di castagneto (1809-1869) (b. 1809) |
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| don gaetano caracciolo di castagneto, 5° principe di castagneto (1837-1909) (b. 1837) |
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| don carlo caracciolo di castagneto (1839-1900) (b. 1839) |
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| don filippo caracciolo di castagneto, 1° duca di melito (1843-1904) (b. 1843) |
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| giambattista castagneto IT (b. 1862) |
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| joão baptista castagneto (b. 1862) |
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| nicola caracciolo di castagneto, 2° duca di melito (1877-1912) (b. 1877) |
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| don gaetano caracciolo di castagneto, 6° principe di castagneto (1879-1923) (b. 1879) |
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| renzo castagneto racecar driver (1891-1971), IT (b. 1891) |
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| don adolfo caracciolo di castagneto (1905-1968) (b. 1905) |
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Mr, Teri, Nora, Elsa, Hugo, Facu, Ines, Irma, Olga, Maria, Mario, Marta, Marco, Marã, Mauro, Shawn, Sonia, Sofia, Scott, Alice, Angel, April, Toni, Juan, Joan, Jose, Al, Il, Ana, Roy, Ida, Mary, Sara, Alex, Aldo, Anna, Carla, Abel, Kyle, Raul, Rosa, Dana, Dora, Dolo, Gian, Lisa, Luca, Luis, Cory, and Craig