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

Idelinde f. Old Frankish id, of uncertain origin but perhaps related to Old Icelandic 'work, business, occupation, per Morlet + Proto-Germanic *linþaz 'gentle, sweet, mild'.

France
Latin
c823 Idelindis (nom) irminon-vol2 29, Palatiolum
Cite as: S.L. Uckelman. "Idelinde". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Idelinde.