Last name Calderazzo (Calderazzo 
) , in the entire world, is a rare cognomen. The family name Calderazzo is characteristic of Italy, where it is a rare surname, Uruguay, and Argentina. Not in comparison with a country's population, it is commonest in Italy, the United States, and Argentina. Much less frequently, Calderazzo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Calderazzo | Brazil, Italy, Argentina, United States, Australia |
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fausto calderazzo Italian chemist (1930-2014), IT (b. 1930) |
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gene calderazzo American musician, US (b. 1961) |
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| joey calderazzo American jazz pianist, US (b. 1965) |
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| samantha calderazzo researcher |
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| silvia calderazzo researcher (ORCID 0000-0003-3106-9089) |
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| marcello girardi calderazzo |
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Mr, Joey, Nick, Else, Elza, Enzo, Emma, Hugo, Vale, Vera, Veta, Irma, Olga, Maria, Marie, Marco, Megan, Susan, Steve, Scott, Carlo, Cesar, John, Bruno, Jane, Luca, Ms, Ana, Pao, Joe, Teo, Mary, Mark, Sara, Ally, Anna, Cate, Caty, Caio, Kate, Rita, Desy, Dana, Gene, Leah, Lisa, Lida, Luis, and Kelly