Dictionary of Medieval Names
from European Sources

Guntbert m. Old High German gund 'war, battle' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
c823 Guntbertus (nom) irminon-vol2 6, Palatiolum
Germany
Latin
c1006x1020 Guntbret (nom) quix-vol1 22
Spain
Latin
1014 Gonbert (nom) CDCB-XV MMCLXXII
Cite as: S.L. Uckelman. "Guntbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Guntbert.