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Dictionary of Medieval Names
from European Sources

Winemund m. Old High German wini 'friend' + Old Saxon mund, Old High German munt 'hand, protection'.

France
Latin
c823 Winemundus (nom) irminon-vol2 37, CE
Cite as: S.L. Uckelman. "Winemund". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Winemund.