Where does “Ragusa” come from?

Ragusa is an English place name derived from Italian Ragusa, a city in Sicily whose ultimate origin remains uncertain.

Ancestry of “Ragusa”, step by step

Step	Language	Word	Meaning
1	Italian	Ragusa	Dubrovnik
2	Latin	Ragusia	—
3	Proto-Albanian	*rāguša	—

Ragusa — Etymology, Origin & Word History | Etymology Explorer