Cognomen Vecchia (Vecchia 
) , in all the world, is quite a common surname. The last name Vecchia is characteristic of Aruba, where it is quite a common surname, Italy, where it is quite a rare surname, and Switzerland. Measured by absolute frequency, the name is most common in Brazil, Italy, and the United States. Much less frequently, Vecchia is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Vecchia | France, Argentina, Italy, Brazil, United States |
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candida la vecchia Christian martyr, IT (b. 5) |
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| pietro vecchia 17th-century Italian Catholic bishop, IT (b. 1628) |
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| paola vecchia author (1801-2000) (b. 1801) |
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| virgilio vecchia (b. 1891) |
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| emilio vecchia italian partisan, IT (b. 1924) |
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| glorio della vecchia IT (b. 1919) |
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| paolo di vecchia Italian physicist, IT (b. 1942) |
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stefano vecchia Swedish association football player, SE (b. 1995) |
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| francesco la vecchia Italian classical conductor, IT (b. 1954) |
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| aurelio arenas-della vecchia researcher (ORCID 0000-0003-1569-4853) |
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| d.d. vecchia researcher |
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| alessandra della vecchia researcher |
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| davide la vecchia Ph.D. Università Della Svizzera Italiana 2011 |
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| claire della vecchia researcher (ORCID 0000-0003-3122-2223) |
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| luca vecchia researcher |
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