Cognomen Cortelezzi (Cortelezzi 
) , throughout the world, is a rare family name. The family name Cortelezzi is habitual in Uruguay, where it is quite a rare surname, Argentina, where it is a rare surname, and Italy. Not in comparison with a country's population, it is the most numerous in Argentina, Italy, and Peru. Much less frequently, Cortelezzi is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Cortelezzi | Uruguay, Argentina, Peru, Italy, United States |
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juana cortelezzi Argentinian geologist, AR (b. 1887) |
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| pietro cortelezzi IT (b. 1898) |
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| a. cortelezzi researcher |
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| luca cortelezzi Ph.D. California Institute of Technology 1992 |
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| sarah cortelezzi argentinian geologist, AR |
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| agostino cortelezzi researcher |
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| louis cortelezzi |
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| ana cortelezzi AR |
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| sergio cortelezzi Uruguayan footballer, UY (b. 1994) |
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Ms, Maria, Mario, Marta, Marco, Marã, Mauro, Sabru, Simon, Staci, Carla, Cande, Cesar, Brett, Katia, Pablo, Paola, Paolo, Peggy, Piero, Ruben, Dario, Iris, Ines, Hugo, Emma, Ana, Teo, Mary, Maxi, Agus, Aida, Caro, Rosa, Rick, Rita, David, Dora, Luca, Luis, Luna, Lynn, Jack, Jose, John, Juan, Elio, Edit, Lolo, and Diana