Dictionary of Medieval Names
from European Sources

Adalgisdis f. Old High German adal 'noble' + Proto-Germanic *gaisa, *gaiza 'arrow' + an uncertain element.

France
Latin
c823 Adalgisdis (nom) irminon-vol2 34, Wan
Cite as: S.L. Uckelman. "Adalgisdis". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 4. http://dmnes.org/2016/4/name/Adalgisdis.