History of Garaventa last name

Where does Garaventa last name come from? Data suggests the following regions: Liguria, Veneto, Sardinia.
There are 6 ancestors with Garaventa last name, 1 documents are related to it.

Municipality	Events	Period
Torriglia, GE	1	1846
Vicenza, VI	1	1862
Arbus, VS	1	1889
Lumarzo, GE	1	1896
Savignone, GE	1	1951

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Who contributed for Garaventa last name?
amministratore: 6 contributions
alddemar: 3 contributions
Fabius: 3 contributions