Loprencipe, absolutely rare, would seem to be from Brindisi, and should derive from a playful nickname attributed to the progenitor.
Prencipe is decidedly of Foggiano, it is an archaic form for Prince, referring to nicknames linked to the fact of having attitudes of superiority or from living or live in or in a principality, the use of this form we have an illustrious example:
Welcome Coupon discount on all products Coat of Arms Shop.
Use code:
If you do not speak or write in Italian, send us an email and we will translate the requests and responses with the Prince