Dictionary of Medieval Names
from European Sources

Geldwin m. Proto-Germanic *geldą 'reward, gift, money' + Old High German wini 'friend'.

France
Latin
1029x1033 Gelduinus (nom) CartStPC XII; 1120 Gelduino (abl) CartNDJosaphat VIII; 1123 Gelduini (gen) ibid. XII
Cite as: S.L. Uckelman. "Geldwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2017, no. 1. http://dmnes.org/2017/1/name/Geldwin.