Proto-Germanic *wīgą

→ English Louis (mention)

→ English Hedwig (mention)

→ German Hedwig (mention)

→ Spanish Luis (mention)

→ Faroese víggj (inherited)

→ French Louis (mention)

→ French Louÿs (mention)

→ Galician Lois (mention)

→ Old High German Wigidonar (derived)

→ Gothic 𐍅𐌹𐌲𐌰𐌽 (inherited)

→ Italian Luigi (mention)

→ Italian Ludovico (mention)

→ Latin Ludovicus (mention)

→ Old Norse víg (inherited(non/is))

→ Old Norse víg (inherited)

→ Portuguese Luís (mention)