History of Piazzi last name

» Spelling variations found in documents include: Piazza

Where does Piazzi last name come from? Data suggests the following regions: Veneto, Lombardy, Emilia-Romagna.
There are 8 ancestors with Piazzi last name, 1 documents are related to it.

Municipality	Events	Period
Valeggio sul Mincio, VR	1	1745
Roncoferraro, MN	1	1809
Finale Emilia, MO	3	1811-1813

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Who contributed for Piazzi last name?
girella: 9 contributions
Pol967: 3 contributions
Gianlu: 2 contributions
zeronove: 2 contributions
MarcodAlonzo: 2 contributions