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Dictionary of Medieval Names
from European Sources

Imperia f. Latin imperium 'command; authority; rule, power; empire'.

Italy
Latin
1265x1339 Inperia (nom) BBC-Berg 236
Italian
1513x1521 Imperia LeoX p. 14
Cite as: S.L. Uckelman. "Imperia". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2020, no. 1. http://dmnes.org/2020/1/name/Imperia.