Cognomen Tacchi (Tacchi 
) , all around the world, is quite a rare surname. The cognomen Tacchi is habitual in Turkmenistan, where it is quite a rare surname, Italy, and Argentina, where it is a rare surname. In absolute terms, it most frequently occurs in Italy, Argentina, and Brazil. Very seldom, Tacchi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tacchi | Italy, France, Brazil, United States, Argentina |
| gaetano tacchi (1768-1828) (b. 1768) |
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| ilario tacchi Italian librarian (1857-after 1924), IT (b. 1857) |
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| pietro tacchi venturi Jesuit priest and historian, IT (b. 1861) |
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| gisa tacchi (b. 1885) |
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| juan carlos tacchi Argentine football player (1935-2007), AR (b. 1935) |
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| cesare tacchi (b. 1940) |
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| enrico maria tacchi Italian sociologist and politician, IT (b. 1951) |
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| tim tacchi British hedge fund manager, GB (b. 1955) |
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| andrea tacchi Italian guitar maker, IT (b. 1956) |
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| giancarlo tacchi Italian association football player, IT (b. 1957) |
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| oscar tacchi Italian association football player, IT (b. 1959) |
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| silvia tacchi researcher |
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| emma tacchi |
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