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Dictionary of Medieval Names
from European Sources

Richa f. Old High German rih 'ruler', or a diminutive of any of various names beginning with this element, such as Richarde.

Italy
Latin
1265x1339 Richa (nom) BBC-Berg 152
Cite as: S.L. Uckelman. "Richa". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2015, no. 2. http://dmnes.org/2015/2/name/Richa.