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Dictionary of Medieval Names
from European Sources

Nadalbert m. Latin natalis 'natal, of birth' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
c823 Nodalbertus (nom) irminon-vol2 27, CE
Cite as: S.L. Uckelman. "Nadalbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 1. http://dmnes.org/2016/1/name/Nadalbert.