Where does “Reinier” come from?

Reinier (Dutch) comes from Middle Dutch Reynier, from Old French Reinier, from Proto-West Germanic *Raginahari, from Proto-Germanic Raginaharjaz, from Proto-Germanic harjaz, from Proto-Indo-European kóryos, from Proto-Indo-European ḱer-, from Proto-Indo-European kr̥- — army.

Ancestry of “Reinier”, step by step

StepLanguageWordMeaning
1Middle DutchReynier
2Old FrenchReinier
3Proto-West Germanic*Raginahari
4Proto-GermanicRaginaharjazA male given name
5Proto-Germanicharjazarmy; army leader; commander; warrior
6Proto-Indo-Europeankóryoswar; troops; army; war, troops
7Proto-Indo-Europeanḱer-to grow, to make grow, to nourish; to plait,...
8Proto-Indo-Europeankr̥-to turn, to bend
9Proto-Indo-Europeanker-army
Every word from Proto-Indo-European ker-Every word from Proto-Indo-European kr̥-Every word from Proto-Indo-European ḱer-