Where does “里昂” come from?

里昂 (Chinese) comes from French Lyon, from Latin Lugdūnum, from Gaulish Lugudūnon, from Proto-Celtic Lugus — the god {{w|Lugus}}.

Ancestry of “里昂”, step by step

StepLanguageWordMeaning
1FrenchLyon—
2LatinLugdūnum—
3GaulishLugudūnon—
4Proto-CelticLugusthe god {{w|Lugus}}
Every word from Proto-Celtic Lugus →Every word from Gaulish Lugudūnon →Every word from Latin Lugdūnum →