Where does “Giordano” come from?

Giordano (Italian) comes from Latin Iordanus, from Hebrew יַרְדֵּן — Jordan.

Ancestry of “Giordano”, step by step

Step	Language	Word	Meaning
1	Latin	Iordanus	—
2	Hebrew	יַרְדֵּן	Jordan

Giordano — Etymology, Origin & Word History | Etymology Explorer