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Dictionary of Medieval Names
from European Sources

Artcar m. Old Breton arth 'bear' + Old Breton car 'friend, kinsman'.

Some forms of the name can also be forms of Hartger.

France
Latin
c823 Artcarius (nom) irminon-vol2 108, Palatiolum
Cite as: S.L. Uckelman. "Artcar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Artcar.