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Dictionary of Medieval Names
from European Sources

Bonafemina f. Latin bona 'good, kind, right, pleasant; valid, useful, healthy' + Latin femina 'woman, female'.

France
Latin
1273 Bona Foemina (nom) RegToul-13thC p. 19
Italy
Latin
1265x1339 Bonafemina (nom) BBC-Berg 43
Cite as: S.L. Uckelman. "Bonafemina". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Bonafemina.