Dictionary of Medieval Names
from European Sources

Madalbert m. Old High German, Old Saxon mahal 'council, meeting' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

Cf. also Maubert.

France
Latin
p800 Madalbertus (nom) InsMacon II; c823 Madalbertus (nom) irminon-vol2 55
Cite as: S.L. Uckelman. "Madalbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Madalbert.