Cognomen Roggia (Roggia 
) , all over the world, is quite a rare last name. The surname Roggia is characteristic of Italy, where it is quite a rare surname, Uruguay, where it is a rare surname, and Argentina. Not in comparison with a country's population, it is commonest in Italy, Brazil, and Argentina. Much less frequently, Roggia is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Roggia | France, Argentina, Italy, Brazil, United States |
| giambattista roggia Italian teacher and librarian, IT (b. 1913) |
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| elói roggia Brazilian priest, BR (b. 1942) |
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| loris roggia IT (b. 1953) |
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| eraldo antonio almeida roggia Brazilian politician, BR (b. 1964) |
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| eraldo antônio almeida roggia politician from Brazil, BR (b. 1964) |
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| giuseppe roggia Italian association football player, IT |
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| lucas ramos roggia footballer, BR (b. 1991) |
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Mr, Rudy, Dean, Dora, Geni, Lara, Leni, Leda, Luci, Luca, Luis, Luiz, Jane, Jair, Jose, Joao, Jean, Juan, Nely, Nedi, Elio, Elsa, Rita, Elso, Reni, Rose, Ms, Ana, Bã, Edy, Eva, Ivo, Mary, Mark, Mara, Sara, Sadi, Alex, Alan, Aldo, Anna, Adam, Cleo, Kaua, Rafa, Raul, Rosa, Rene, and Elva