Very rare Cognetti seems to have a stock in the Milanese, one in the Bari area and one in the province of Rome, Cognetto much more rare would seem to have a Calabrese stock and one, probably secondary in the Milanese, Cogni seems typical of the South Milan and Piacenza, could be derived from nicknames originated from the word cogno (a kind of barrel) and would indicate the trade of producers or sellers of barrels, another hypothesis would link it to the toponym Cogno (BS). additions provided by NH dott. Paolo Cognetti the surname Cognetti originates in Barletta where it appears at the end of 1100. The Cognetti have Brittany as their cradle of origin and they descended at the beginning of the millennium following Guglielmo d'Altavilla with their Norman hosts. The family includes many Knights of Malta and illustrious men. the Cognetti crest can be admired in Barletta reproduced on many sarcophagi and walls, in churches and on palaces. the Cognetti were distributed with a branch in Calabria in the 1700s while others remained in Bari and then in Tuscany, parallel to these there were the Cognetti of Piedmont (a branch that is extinct) and the Cognetti of Milan who also come from Bari and from Calabria. The Roman lineage is a cadet branch still coming from the Apulia region in ancient times.
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