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Dictionary of Medieval Names
from European Sources

Madaltrude f. Old High German, Old Saxon mahal 'council, meeting' + Proto-Germanic *þrūþ 'strength' or Proto-Germanic *trut 'maiden'.

France
Latin
c823 Madaltrudis (nom) irminon-vol2 34, Wan
Cite as: S.L. Uckelman. "Madaltrude". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Madaltrude.