Dictionary of Medieval Names
from European Sources

Reinbern m. Proto-Germanic *ragin 'counsel, might' + Old High German, Old Saxon bero 'bear'.

Germany
Latin
1249 Reinbernus (nom) UrkMeck1 no. XXXIX; 1282 Renbernus (nom) ibid. no. LXXV
Cite as: S.L. Uckelman. "Reinbern". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Reinbern.