Dictionary of Medieval Names
from European Sources

Walthard m. Old Saxon wald, Old High German walt 'power, authority' + Old Saxon hard, Old High German hart 'strong, hard'.

Germany
Latin
822x875 Walthardo (abl) TradCorb §139, Walthardus (nom) ibid. §139
Cite as: S.L. Uckelman. "Walthard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Walthard.