Where does “أسوان” come from?

أسوان (Egyptian Arabic) comes from Coptic ⲥⲟⲩⲁⲛ, from Egyptian swnw.

Ancestry of “أسوان”, step by step

Step	Language	Word	Meaning
1	Coptic	ⲥⲟⲩⲁⲛ	—
2	Egyptian	swnw	—

أسوان — Etymology, Origin & Word History | Etymology Explorer