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Dictionary of Medieval Names
from European Sources

Dalbert m. Old High German tal, Old Saxon dal 'dale, valley' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
c823 Dalbertus (nom) irminon-vol2 34, Gaugiacum
Cite as: S.L. Uckelman. "Dalbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Dalbert.