Cognomen Caliaro (Caliaro 
) , around the globe, is a rare surname. The surname Caliaro is habitual in Italy, where it is a rare surname, Switzerland, and Belgium. Not in comparison with a country's population, it is the most numerous in Italy, France, and Switzerland. Very seldom, Caliaro is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Caliaro | Italy, Switzerland, United States, France, Brazil |
| ilvano caliaro author (20th century) (b. 1901) |
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| marco caliaro Roman Catholic bishop (1919-2005) (b. 1919) |
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| oliver caliaro researcher (ORCID 0000-0002-7316-4757) |
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Mr, David, Laura, Luisa, Luigi, Jorge, Julio, Tania, Tanya, Elisa, Fabio, Ignez, Zilda, Mattia, Monica, Moreno, Michel, Silvia, Simone, Sergio, Stefan, Albert, Paolo, Kevin, Bruno, Brett, Eva, Mark, Sara, Anna, Dino, Lisa, Luca, Jair, Jose, Joan, Andrea, Jean, Maria, Mario, Marco, Manon, Mirco, Sonia, Alain, Alfio, Carla, Brian, Fran, and Angelo