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Dictionary of Medieval Names
from European Sources

Belladonna f. Latin bella 'beautiful, charming, pleasant' + Latin domina 'lady'.

Italy
Latin
1265x1339 Belladona (nom) BBC-Berg 187
Cite as: S.L. Uckelman. "Belladonna". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 3. http://dmnes.org/2015/3/name/Belladonna.