Where does “Rennes” come from?

Rennes derives from Latin Redones, the name of a Gallic people whose territory corresponded to the region in northwestern France.

Ancestry of “Rennes”, step by step

Step	Language	Word	Meaning
1	French	Rennes	—
2	Old French	Resnes	—
3	Latin	Redones	—

Rennes — Etymology, Origin & Word History | Etymology Explorer