Dictionary of Medieval Names
from European Sources

Sennehilda f. Old High German sin 'sense; meaning; opinion' + Old High German hiltja 'battle'.

Germany
Latin
1135 Senneheld (abl) quix-vol1 64
Cite as: J. Uckelman, S.L. Uckelman. "Sennehilda". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Sennehilda.