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Dictionary of Medieval Names
from European Sources

Caro m. Latin carus 'dear, beloved; costly, precious, valued'.

The regnal name of a 3rd C Roman emperor.

Germany
Latin
1197 Carus (nom) hennes-vol1 1
Cite as: S.L. Uckelman. "Caro". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2018, no. 1. http://dmnes.org/2018/1/name/Caro.