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Dictionary of Medieval Names
from European Sources

Ermenhar m. Old High German ermen, Old Saxon irmin 'great, strong' + Old High German heri 'host, army'.

France
Latin
c823 Ermeharius (nom) irminon-vol2 14, Palatiolum, Ermenarius (nom) ibid. 14, Palatiolum
Cite as: S.L. Uckelman. "Ermenhar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Ermenhar.