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Dictionary of Medieval Names
from European Sources

Theodeberta f. Gothic þiuda 'people, folk' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
c823 Teutberta (nom) irminon-vol2 19, Palatiolum
Preview. DO NOT cite as: S.L. Uckelman. "Theodeberta". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 1. http://dmnes.org/2015/1/name/Theodeberta.