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Dictionary of Medieval Names
from European Sources
☙

Bertwin m. Old High German beraht, Old Saxon berht 'bright' from Proto-Germanic *berhtaz + Old High German wini 'friend'.

Cf. Winebert.

France
Latin
● c823 Bertoinus (nom) irminon-vol2 21, Gaugiacum
The Netherlands
Latin
● 855 Berahtwini (nom) OrkGZ no. 45
Cite as: S.L. Uckelman. "Bertwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2021, no. 1. http://dmnes.org/2021/1/name/Bertwin.