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Dictionary of Medieval Names
from European Sources

Winegard m. Old High German wini 'friend' + Old Saxon gard, Old High German gart 'enclosure, protection; yard, garden'.

France
Latin
c823 Winegardus (nom) irminon-vol2 79, Palatiolum
Cite as: S.L. Uckelman. "Winegard". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Winegard.