Klotz is typically Altesino, of Sluderno, Racines, Appiano on the Wine Route, San Konardo in Passiria, Lana, Merano, Partschins and Naturns, all in the province of Bolzano, should derive from a nickname originated from the German word klotz (log, trunk) , however often used to define a crude person, a lout but also a villain.
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