Where does “Spānia” come from?

Spānia (Old High German) comes from Latin Hispānia, from Punic אי שפן — coast of hyraxes.

Ancestry of “Spānia”, step by step

Step	Language	Word	Meaning
1	Latin	Hispānia	—
2	Punic	אי שפן	coast of hyraxes

Spānia — Etymology, Origin & Word History | Etymology Explorer