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Dictionary of Medieval Names
from European Sources

Arngilde f. Old High German, Old Saxon arn, Old Icelandic ǫrn 'eagle' + Proto-Germanic *geldą 'reward, gift, money'.

France
Latin
c823 Aregildis (nom) irminon-vol2 112, Palatiolum
Cite as: S.L. Uckelman. "Arngilde". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Arngilde.