Leoncini has a nucleus between the province of Genoa and the Alessandrino, but there is also a Florentine lineage, Leone is absolutely Panitalian, Leonetti seems to have a stock in the Bari area, one in the Cosenza area, one in the Naples area and one in Lazio, Leoni is in the center north and Sardinia. The origin of these surnames is different, they can be linked to nicknames linked to behavioral characteristics, to being in the context of one in whose coat of arms one or more lions appeared, or in other cases they can derive from the medieval name Leone. or from the Latin nomen Leon.
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