Cognomen Perno (Perna 
, Perno 
) , worldwide, is a common family name. The last name Perno is habitual in Italy, where it is quite a common surname, Uruguay, where it is quite a rare surname, and Argentina. Not in comparison with a country's population, it most frequently occurs in Italy, the United States, and Brazil. Much less frequently, Perno is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Perna | Italy, United States, India, Argentina, Brazil |
| Perno | Italy, United States, Argentina, France, Brazil |
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david perno American baseball player and coach, US (b. 1967) |
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| dom perno American basketball player-coach, US (b. 1941) |
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| dana perno college basketball player (1976–1979) West Virginia |
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| mike perno college basketball player (1997–1998) Monmouth |
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| carlo federico perno researcher |
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| dominic perno college basketball player (1962–1964) Connecticut |
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| guglielmo de perno |
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