Cognomen Bertolli (Bertolli 
) , globally, is quite a rare surname. The family name Bertolli is habitual in Italy, where it is quite a rare surname, Argentina, where it is a rare surname, and Austria. Measured by absolute frequency, this name is the most popular in Italy, Brazil, and Argentina. Much less frequently, Bertolli is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Bertolli | Italy, Kenya, United States, Argentina, Brazil |
| giovanni maria bertolli IT (b. 1678) |
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| francesca bertolli Italian opera singer, IT (b. 1710) |
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| paul bertolli American chef, artisan food producer, writer, US (b. 1954) |
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| franco bertolli Italian archivist and essayist, IT |
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| jeanne bertolli researcher |
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| eduardo bertolli researcher |
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| carlo bertolli Ph.D. Università di Pisa 2008 |
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| ayako bertolli |
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| gaudenzio bertolli |
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