Lenassi, absolutely rare, would seem typically Trieste, should derive from a dialectical diminutive form of the name Leone. additions provided by Giovanni Vezzelli Lenassi is a variant of "Leonardi". Name of Germanic origin and Franconian tradition. From the German "Löwe" it is a Germanic loan to the Latin "Leo, leonis" which then with "hardus" - "hard, strong, valiant", will do "Leonardus, Linardus, etc.".
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