Dictionary of Medieval Names
from European Sources

Ageno m. Old French agin lengthened from Proto-Germanic *agio 'blade', or a pet form of any of various names with this prototheme.

France
Latin
700 Aino (nom) DCEL-2 XIII; 1135 Agno (nom) clairvaux-12thc 7, Agnone (abl) ibid. 7; 1147 Agno (nom) ibid. 14, Agnone (abl) ibid. 14
Cite as: S.L. Uckelman. "Ageno". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Ageno.