Cognomen Gaudio (Gaudio 
, Гаудіо 
, Гаудио 
) , throughout the world, is quite a common family name. The cognomen Gaudio is characteristic of Italy, where it is quite a rare surname, Argentina, and Luxembourg. In absolute terms, it most frequently occurs in Italy, the United States, and Argentina. Much less frequently, Gaudio is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gaudio | Italy, Brazil, Canada, United States, Argentina |
| Гаудіо | Ukraine |
| Гаудио | Russia |
| gaudio castelli IT (b. 1577) |
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francesco maria gaudio (1726-1793) (b. 1726) |
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| vincenzo gaudio IT (b. 1715) |
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tony gaudio Italian American cinematographer (1883-1951), IT (b. 1883) |
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eugene gaudio Italian cinematographer (1886-1920), IT (b. 1886) |
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| mansueto gaudio Italian singer (1873-1941), IT (b. 1873) |
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| matthew w. del gaudio 20th-century American architect, US (b. 1889) |
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michele del gaudio Italian politician, IT (b. 1952) |
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eugenio gaudio Italian anatomist (1956-), IT (b. 1956) |
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| bob gaudio American football player (1925-2003), US (b. 1925) |
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gastón gaudio Argentine tennis player, AR (b. 1978) |
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| attilio gaudio IT (b. 1930) |
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| robert gaudio American musician, US (b. 1942) |
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| xavier gaudio French politician, FR (b. 1955) |
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| dino gaudio American basketball player-coach, US (b. 1957) |
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