Pavesi is typical of south-western Lombardy, Pavia could present more stocks, of which one in Milanese and Pavia and one in Piedmont, but there would seem to be also a stock in the Trapani area and one in the Reggio area, they should derive from the toponym Pavia.
Buy a heraldic document with your coat of arms
You may be interested
Verba Volant, Scripta Manent