Cognomen Callegaro (Callegaro 
) , worldwide, is quite a common family name. The surname Callegaro is characteristic of Italy, where it is quite a rare surname, Brazil, where it is a rare surname, and Argentina. Very seldom, Callegaro is the forename as well as the last name.
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| Callegaro | Brazil, Argentina, France, Belgium, Italy |
| luciano callegaro Italian politician (1934-2010), IT (b. 1934) |
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| joão callegaro Brazilian film director, BR (b. 1945) |
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| luca callegaro Italian physicist (1967-), IT (b. 1967) |
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| stefano callegaro Italian chef (1972-), IT (b. 1972) |
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| dilmair callegaro Brazilian politician, BR (b. 1976) |
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| alice callegaro researcher ORCID id 0000-0001-9081-1883 |
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| sara callegaro researcher ORCID ID = 0000-0003-3932-7935 |
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| dagoberto callegaro researcher |
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| annapaola callegaro researcher |
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| giulia callegaro researcher |
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| dario callegaro researcher |
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| aline marian callegaro researcher |
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| andrea callegaro researcher |
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| carine c. callegaro researcher |
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| anna paola callegaro researcher |
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