Surname Vettraino (Vettraino 
) , worldwide, is a rare family name. The cognomen Vettraino is characteristic of Italy, where it is a rare surname, Ireland, and France. In absolute terms, it most frequently occurs in Italy, the United States, and France.
| VARIANT | COUNTRY |
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| Vettraino | Germany, United Kingdom, Italy, United States, France |
| luigi vettraino Italian association football player (1920-1998), IT (b. 1920) |
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| vettraino am researcher |
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| anna maria vettraino botanist |
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| jean vettraino French historian (b. 1984) |
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| claudio valerio vettraino (b. 1984) |
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