Cognomen Martorano (Martorano 
) , around the world, is quite a rare last name. The surname Martorano is habitual in Uruguay, where it is quite a rare surname, Italy, and Argentina. Not in comparison with a country's population, this name is the most popular in Italy, the United States, and Brazil. Very seldom, Martorano is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Martorano | Brazil, Italy, Argentina, United States, Uruguay |
| raymond martorano soldier in the Philadelphia Mafia, IT (b. 1927) |
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| egídio martorano Brazilian politician, BR (b. 1932) |
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| paulo martorano Brazilian association football player, BR (b. 1933) |
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| johnny martorano American hitman, US (b. 1940) |
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| james martorano American mobster, US (b. 1941) |
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| robert martorano French politician, FR (b. 1947) |
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| george martorano Convicted criminal, US (b. 1948) |
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| annantonia martorano Italian archivist (1975-), IT (b. 1975) |
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| lucieta guerreiro martorano researcher (ORCID 0000-0003-3893-3781) |
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| antonio secco martorano researcher (ORCID 0000-0002-7034-9772) |
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| lela martorano |
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