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Dictionary of Medieval Names
from European Sources

Merberta f. Old High German, Old Saxon māri from Proto-Germanic *mērijaz 'famous' + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
814 Mariberta (nom) StVdM-II F4
Cite as: S.L. Uckelman. "Merberta". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2021, no. 1. http://dmnes.org/2021/1/name/Merberta.