Cognomen Piglia (Piglia 
) , in the entire world, is a rare family name. The cognomen Piglia is habitual in Italy, where it is a rare surname, Austria, and Argentina, where it is a very rare surname. Not in comparison with a country's population, this name is the most popular in Italy, the United States, and Argentina. Much less frequently, Piglia is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Piglia | Italy, Argentina, United States, France, Austria |
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ricardo emilio piglia renzi Argentine writer, AR (b. 1941) |
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| paola piglia Italian illustrator, IT (b. 1955) |
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| elazir b m di piglia researcher (ORCID 0003-3683-697X) |
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| lorenzo piglia composer |
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Ms, Marco, Madie, Sally, Sarah, Sable, Shane, Susan, Scott, Sloan, Aimee, Carlo, Celia, Beppe, Brian, Brock, Kevin, Paula, Pablo, Paola, Paolo, Peter, Marta, Peppe, Mario, Evan, Ale, Pat, Dam, Joe, Zoe, Mary, Mark, Mike, Scot, Aldo, Anna, Agus, Cody, Ciro, Beth, Pete, Lisa, Luca, Luke, John, Enzo, Maria, and Randy