Dictionary of Medieval Names
from European Sources

Theodwin m. Gothic þiuda 'people, folk' + Old High German wini 'friend'.

Austria
Latin
c1100 Dietwin (nom) UrkStyria 89
France
Latin
c823 Deodoinus (nom) irminon-vol2 28, CE, Teodoinus (nom) ibid. 2, p. 22; 1079x1101 Teduinus (nom) CartStPC IX
Germany
Latin
1061 Tidewino (abl) quix-vol1 60; 1138 Tidwinus (nom) ibid. 28
Italy
Latin
1138 Theodewinus (nom) HAP p. 331
Cite as: S.L. Uckelman. "Theodwin". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Theodwin.