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Dictionary of Medieval Names
from European Sources

Theodegrim m. Gothic þiuda 'people, folk' + Old High German, Old Saxon grim 'grim, fierce, bold'.

France
Latin
c823 Teutgrims (nom) irminon-vol2 55
Cite as: S.L. Uckelman. "Theodegrim". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Theodegrim.