Dictionary of Medieval Names
from European Sources

Hartger m. Old Saxon hard, Old High German hart 'strong, hard' + Old High German, Old Saxon gēr 'spear'.

France
Latin
c823 Ardegarius (nom) irminon-vol2 38, Palatiolum, Artcarius (nom) ibid. 108, Palatiolum
Germany
Latin
1259 Hertgerus (nom) CDL-1.1.1 XXXI
Cite as: S.L. Uckelman. "Hartger". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Hartger.