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Dictionary of Medieval Names
from European Sources

Theodehard m. Gothic þiuda 'people, folk' + Old Saxon hard, Old High German hart 'strong, hard'.

France
Latin
c823 Teudhardus (nom) irminon-vol2 30, Gaugiacum
Germany
Latin
822x75 Thiadhardus (nom) TradCorb §66; 948 Thidardo (abl) HambUrk-vol1 XXXV; 1216 Dithardus (nom) hennes-vol1 22
Preview. DO NOT cite as: S.L. Uckelman. "Theodehard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 1. http://dmnes.org/2015/1/name/Theodehard.