Tonadello
Tonadello is a surname of Italian origin. It is believed to be a diminutive form of a given name, possibly related to "tondo," meaning round or plump in Italian, or a patronymic derived from a personal name. The surname is not exceptionally common but can be found in various regions of Italy, particularly in the northeastern areas. Like many Italian surnames, its presence can be traced through historical records, including church registries and census data.
The distribution of the Tonadello surname has seen some migration over time, with families establishing themselves