Cognomen Mattioni (Mattioni 
) , throughout the world, is quite a rare family name. The surname Mattioni is habitual in Italy, where it is quite a rare surname, France, where it is a rare surname, and Argentina. Not in comparison with a country's population, it is the most numerous in Italy, Brazil, and France. Very seldom, Mattioni is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Mattioni | France, Argentina, Italy, Brazil, United States |
| giovanni mattioni IT (b. 1870) |
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| antonio mattioni Italian engineer, IT (b. 1880) |
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| mattioni eszter Hungarian artist (1902–1993), HU (b. 1902) |
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| luigi mattioni Italian architect, IT (b. 1914) |
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| thomas joseph mattioni (1919-2002) (b. 1919) |
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| stelio mattioni Italian writer, IT (b. 1921) |
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| gianni mattioni Italian association football player (1922-1990), IT (b. 1922) |
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luca mattioni IT (b. 1973) |
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| emilio mattioni Italian architect (1934-2022), IT (b. 1934) |
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| rémédios mattioni French politician, FR (b. 1960) |
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| patrick mattioni French gymnast, FR (b. 1966) |
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| b. mattioni researcher ORCID ID = 0000-0002-8725-7065, BR |
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| stefania mattioni researcher |
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| felipe mattioni Brazilian footballer, BR (b. 1988) |
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| elio mattioni CH |
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Mr, Dino, Diva, Gean, Gina, Gino, Leda, Ledy, Lino, Lisa, Lola, Luca, Luis, Luiz, Léa, Jose, John, Joao, Jean, Tina, Nara, Nick, Ruan, Ruth, Rita, Rick, Ms, Ana, Ari, Guy, Joe, Tom, Ivo, Mary, Mara, Miri, Nilo, Sara, Alex, Alan, Aldo, Anna, Adir, Aide, Ceno, Ciro, Pier, Rosa, Suli, and Nedi