Dictionary of Medieval Names
from European Sources

Theodegarde f. Gothic þiuda 'people, folk' + Old Saxon gard, Old High German gart 'enclosure, protection; yard, garden'.

France
Latin
c823 Teutgardis (nom) irminon-vol2 38, Palatiolum
Cite as: S.L. Uckelman. "Theodegarde". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Theodegarde.