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Dictionary of Medieval Names
from European Sources

Bertgaud m. Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz + Tribal name Gaut 'Geat, Goth'.

France
Latin
c823 Bertgaudus (nom) irminon-vol2 78, Palatiolum
Cite as: S.L. Uckelman. "Bertgaud". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Bertgaud.