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Dictionary of Medieval Names
from European Sources

Herluin m. Old English eorl 'earl', Old Saxon erl 'earl, man' + Old English wine, Old High German wini 'friend'.

England
Latin
1189 Harlewinus (nom) GASurv p. 119, Herlewine (nom) ibid. p. 120, Herlewinus (nom) ibid. p. 134
France
Latin
1159 Herluini (gen) clairvaux-12thc 36; 1160 Herluini (gen) CartNDdOurscamp CXIV; 1180 Herluini (gen) RotScaNor p. 11
Cite as: S.L. Uckelman. "Herluin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 1. http://dmnes.org/2016/1/name/Herluin.