Brogni is typical of the Bergamo area, it could be linked to the name of the toponym Brigniano Gera d'Adda (BG), Brognoli is typically Lombard, of the Brescia area in particular, of the Orzinuovi area, Borgo San Giacomo, Brescia, with small stocks also in Villachiara , Quinzano d'Oglio and Orzivecchi, should derive, directly or through a hypocoristic form from nicknames originating from the dialectal term brogneau (wild plum, but also used to indicate a foreigner), perhaps to indicate that the progenitors were not of the place.
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