Last name Qualtieri (Qualtieri 
) , around the globe, is a rare cognomen. The last name Qualtieri is habitual in Italy, where it is a rare surname, Canada, where it is a very rare surname, and the United States. Not in comparison with a country's population, this name is the most popular in Italy, the United States, and Brazil. Very seldom, Qualtieri is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Qualtieri | Germany, Italy, United States, Canada, Brazil |
| antonio qualtieri researcher ORCID ID = 0000-0002-2207-8111 |
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| antonio qualtieri researcher (ORCID 0000-0002-9147-9752) |
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| julianne qualtieri researcher |
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