Where does “Louis” come from?

Louis (German) comes from French louis, from Middle French Loïs, from Old French Looïs, from Latin Ludovīcus, from Old High German Hlūtwīg, from Proto-West Germanic Hlūdawīg, from Proto-West Germanic hlūd, from Proto-Germanic hlūdaz — to cover; to incline.

Ancestry of “Louis”, step by step

StepLanguageWordMeaning
1FrenchlouisA louis: various gold and silver coins issued by...
2Middle FrenchLoïs
3Old FrenchLooïs
4LatinLudovīcus
5Old High GermanHlūtwīg
6Proto-West GermanicHlūdawīgmeaning famous in battle
7Proto-West Germanichlūdloud; sound
8Proto-Germanichlūdazloud; famous
9Proto-Indo-Europeanḱlewtosheard, famous
10Proto-Indo-Europeanḱlew-to hear
11Proto-Indo-Europeanḱel-to cover; to incline
Every word from Proto-Indo-European ḱel-Every word from Proto-Indo-European ḱlew-Every word from Proto-Indo-European ḱlewtos