Where does “ジブラルタル” come from?

ジブラルタル (Japanese) comes from English Gibraltar, from Spanish Gibraltar, from Arabic جَبَل طَارِق.

Ancestry of “ジブラルタル”, step by step

Step	Language	Word	Meaning
1	English	Gibraltar	—
2	Spanish	Gibraltar	—
3	Arabic	جَبَل طَارِق	—

ジブラルタル — Etymology, Origin & Word History | Etymology Explorer