Dictionary of Medieval Names
from European Sources

Hartrich m. Old Saxon hard, Old High German hart 'strong, hard' + Old High German rih 'ruler'.

France
Latin
c823 Ardricus (nom) irminon-vol2 103, Palatiolum
Cite as: S.L. Uckelman. "Hartrich". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Hartrich.