Dictionary of Medieval Names
from European Sources

Gebwin m. Proto-Germanic *giftiz 'gift', a derivative of Proto-Germanic gebaną 'to give' + Old High German wini 'friend'.

France
Latin
1147 Gebuinus (nom) clairvaux-12thc 15
Cite as: S.L. Uckelman. "Gebwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Gebwin.