Dictionary of Medieval Names
from European Sources

Willegis m. Old High German willo 'will' + Old High German gīsal 'pledge, hostage'.

The name of an 11th C German saint.

Germany
Latin
974 Vuilligisus (nom) quix-vol1 89; 983 Uuilligisi (gen) HambUrk-vol1 XLVI; 985 Willigisi (gen) quix-vol1 90; 988 Uuilligisi (gen) HambUrk-vol1 LI, Willigisi (gen) ibid. XLIX; 997 Wiligisi (gen) quix-vol1 91, Willegisi (gen) ibid. 16, Willigisi (gen) ibid. 17; 1000 Willigisi (gen) ibid. 19; 1001 Uuilligisi (gen) HambUrk-vol1 LV; 1003 Willigisi (gen) ibid. LVI; 1005 Uuillegisi (gen) quix-vol1 56, Wilsegisi (gen) ibid. 20
Cite as: S.L. Uckelman. "Willegis". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Willegis.