Absolutely rare, Paielli is typical of the central belt, of the Roman province in particular, Paiello, almost unique, is perhaps Calabrian, Pajello equally rare, it would seem Emilian, could derive from the medieval name Pagellus. We find traces of these surnames in 1500 in Bergamo with Judge Alexander Paiellus. additions provided by Luigi Colombo Paiello should be a surname of Albanian origin, written pajelli in "arbresh" language. It is almost certain that it comes from a nickname.
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