Cognomen Musmanno (Musmanno 
) , around the world, is a rare last name. The cognomen Musmanno is habitual in Panama, where it is a rare surname, Argentina, and Italy. Not in comparison with a country's population, the name is most common in Argentina, Italy, and the United States.
| VARIANT | COUNTRY |
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| Musmanno | Panama, Argentina, Italy, Brazil, United States |
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michael musmanno United States admiral (1897-1968), US (b. 1897) |
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| elena musmanno Argentinian autobiographer, AR (b. 1908) |
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| césar rodríguez musmanno UY (b. 1927) |
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| john musmanno American judge, US (b. 1942) |
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| roberto musmanno Italian engineer (1965-), IT (b. 1965) |
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| fermín francisco musmanno Uruguayan writer, UY |
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| elena musmanno AR |
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Al, Judy, Neal, Elsa, Enzo, Omar, Maria, Marco, Mirta, Mimmo, Shawn, Silky, Steve, Staci, Scott, Ariel, Amber, Clara, Brian, Karen, Kelly, Pablo, Juan, Joan, John, Jose, Bob, Dee, Lil, Tom, Tim, Vic, Mary, Mark, Matt, Sara, Paola, Chad, Brad, Raul, Rosa, Davi, Dora, Lisa, Lori, Luca, Luis, Luiz, Carl, and Pedro