Surname Giannetti (Giannetti 
, Джаннетти) , worldwide, is a common cognomen. The family name Giannetti is habitual in Italy, where it is quite a common surname, Malta, where it is quite a rare surname, and Argentina. In absolute terms, it is the most numerous in Italy, the United States, and Argentina. Much less frequently, Giannetti is the forename as well as the last name.
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| Giannetti | Brazil, Italy, Argentina, United States, France |
| guido giannetti IT (b. 1500) |
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| antonio giannetti (b. 1513) |
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| pascasio giannetti Italian philosopher, IT (b. 1661) |
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| raffaele giannetti (b. 1817) |
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| raffaele giannetti Italian artist, active 19th century, IT (b. 1832) |
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| raffaelle giannetti Italian painter (1832-1916) (b. 1832) |
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| giovanni giannetti Italian composer, IT (b. 1869) |
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| américo renné giannetti Brazilian politician, BR (b. 1896) |
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| claudia giannetti Brazilian art and technology theorist, curator and researcher, BR (b. 1901) |
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| américo renê giannetti (b. 1896) |
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| alfredo giannetti Italian screenwriter and film director (1924-1995), IT (b. 1924) |
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niccolo giannetti Italian footballer, IT (b. 1991) |
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alyssa giannetti American soccer player, US (b. 1994) |
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matt giannetti US (b. 1984) |
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| louis d. giannetti (b. 1937) |
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