Dictionary of Medieval Names
from European Sources

Grimhilde f. Old High German, Old Saxon grim 'grim, fierce, bold' + Old High German hiltja 'battle' or Old Icelandic gríma 'cowl, mask, hood' + Old Icelandic hildr 'battle'.

The name of a sorceress in Norse mythology.

France
Latin
c823 Grimoildis (nom) irminon-vol2 19, CE
Cite as: S.L. Uckelman. "Grimhilde". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Grimhilde.