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Dictionary of Medieval Names
from European Sources

Gerbern m. Old High German, Old Saxon gēr 'spear' + Old High German, Old Saxon bero 'bear'.

Germany
Latin
822x75 Gerberno (abl) TradCorb §139
Preview. DO NOT cite as: S.L. Uckelman. "Gerbern". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 1. http://dmnes.org/2015/1/name/Gerbern.