There are
261
Defronzos in the USADefronzo is the
74141st
most common last name in the USADefronzo Genealogy
OriginsThe Defronzo surname is predominantly Italian, specifically from regions such as Calabria and Sicily.
Geographic DistributionThe Defronzo surname is most popular in Italy, with a significant presence in Calabria and Sicily.
VariationsNo known variations of the Defronzo surname.
Migration and ImmigrationThe Defronzo family may have experienced limited migration and immigration, primarily within Italy.