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Dictionary of Medieval Names
from European Sources

Bona f. Latin bona 'good, kind, right, pleasant; valid, useful, healthy'.

The name of a 12th C Italian saint and a 15th C duchess of Savoy.

Czech Republic
Latin
1350 Bona (nom) chlumecky 158; 1354 Bona (abl) ibid. 52
England
Latin
1279–80 Bonetta (nom) WaHR-SK p. 61
France
Latin
c823 Bona (nom) irminon-vol2 48; 1047x1061 Bona (nom) CartNDSaintes XX; 1147 Bona (abl) clairvaux-12thc 18; 1287 Bona (nom) GasReg-A p. 74
Italy
Latin
1073 Bona (nom) skinner p. 120; 1265x1339 Bona (nom) BBC-Berg 100; 1527 Bona (nom) Rome1527 p. 89
1265x1339 Bonetta (nom) BBC-Berg 114
Cite as: S.L. Uckelman. "Bona". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Bona.