Family name Trozzo (Trozzo 
) , globally, is a rare surname. The last name Trozzo is habitual in Italy, where it is a rare surname, Canada, and Argentina. Not in comparison with a country's population, the name is most common in Italy, the United States, and Canada. Much less frequently, Trozzo is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Trozzo | Canada, Italy, United States, United Kingdom, Argentina |
| l. trozzo researcher, ORCID iD = 0000-0002-8803-6715 |
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| joyce trozzo director and filmmaker |
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| lawrence a. trozzo |
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| lindsey m. trozzo (b. 1983) |
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