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Dictionary of Medieval Names
from European Sources

Gero m. Old High German, Old Saxon gēr 'spear'.

Germany
Latin
822x875 Gero (nom) TradCorb §40
Cite as: S.L. Uckelman. "Gero". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Gero.