Last name Caroleo (Caroleo 
) , around the world, is quite a rare cognomen. The last name Caroleo is habitual in Italy, where it is quite a rare surname, Argentina, where it is a rare surname, and Australia. Not in comparison with a country's population, it is the most numerous in Italy, the United States, and Argentina. Very seldom, Caroleo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Caroleo | United Kingdom, Italy, Australia, United States, Argentina |
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francesco caroleo Italian politician, IT (b. 1891) |
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nunzio caroleo Italian politician, IT (b. 1923) |
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| floro ernesto caroleo (b. 1949) |
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| vincenzo caroleo IT (b. 1964) |
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| mariarita caroleo researcher |
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| fabrizio caroleo researcher |
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