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Dictionary of Medieval Names
from European Sources

Haelnou m. Old Breton hael 'generous, noble' + Old Breton (g)nou 'renowned, famous', Middle Welsh gno(u) 'evident, manifest, fame'.

France
Latin
834 Haelnou (nom) CartRed IV
Cite as: S.L. Uckelman. "Haelnou". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2019, no. 1. http://dmnes.org/2019/1/name/Haelnou.