Ori is typically Emilian and northern Tuscany, Oro has strains scattered here and there throughout Italy, even the islands, they should derive from the Latin name Aurius or from the medieval name Orio, both derived from the Latin term aureus (golden), but they can also come from from nicknames originated from the trade of goldsmith perhaps carried out by the founders.
Buy a heraldic document with your coat of arms
You may be interested
Verba Volant, Scripta Manent