This page is historical. Follow this link for the current version.
Dictionary of Medieval Names
from European Sources

Guinevere f. Proto-Celtic *windo 'white' + Proto-Celtic *sēbro 'demon, spectre'.

The name of the beloved of Arthur in the Arthurian legends which were extremely popular in many forms in the Middle Ages.

Italy
Latin
1522x1532 Genefra (nom) DSF p. 51, 24; 1527 Ginevra (nom) Rome1527 p. 86
Cite as: S.L. Uckelman. "Guinevere". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 3. http://dmnes.org/2015/3/name/Guinevere.