Dictionary of Medieval Names
from European Sources

Godmar m. Old High German, Old Dutch got, Old Saxon, Old Frisian, Old English god 'god, deity' + Old High German, Old Saxon māri from Proto-Germanic *mērijaz 'famous'.

England
Latin
1222 Godemar (gen) StPaulDom p. 40
France
Latin
c823 Godemarus (nom) irminon-vol2 26, Gaugiacum
Cite as: S.L. Uckelman. "Godmar". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Godmar.