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Dictionary of Medieval Names
from European Sources
☙

Roenhoiarn m. Old Breton roen, roin 'royal, of kingly lineage' + Old Breton (ho)iarn 'iron'.

France
Latin
● 833 Roenhoiarn (nom) CartRed V
Cite as: S.L. Uckelman. "Roenhoiarn". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Roenhoiarn.