Dictionary of Medieval Names
from European Sources

Liuthard m. Old High German liut 'people' + Old Saxon hard, Old High German hart 'strong, hard'.

France
Latin
814 Leotardus (nom) StVdM-II H1; c823 Leodardus (nom) irminon-vol2 1b, p. 22, Leutardus (nom) ibid. 8, Gaugiacum, Liutardus (nom) ibid. 6, Gaugiacum; 937x993 Leutardi (gen) CartSavII 1; 1135 Letardus (nom) clairvaux-12thc 7; 1147 Letardo (abl) ibid. 14; 1172 Letardus (nom) ibid. 146; 1180 Letardo (abl) RotScaNor p. 19
Germany
Latin
822x875 Liuthardus (nom) TradCorb §85, Luthardus (nom) ibid. §55; 1108 Litardo (abl) quix-vol1 85; 1224 Luthardus (nom) CDL-1.1.1 VIII; 1229 Luthardus (nom) ibid. X
Cite as: S.L. Uckelman. "Liuthard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Liuthard.