Dictionary of Medieval Names
from European Sources

Agerbert m. Proto-Germanic *agio 'blade' lengthened to Old French ag(e)r + Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz.

France
Latin
519 Ecreberti (nom) CartYonne1 I
Cite as: S.L. Uckelman. "Agerbert". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Agerbert.