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Dictionary of Medieval Names
from European Sources

Cyril m. Latin κύριλλος 'lordly'.

The name of a 4th C saint, a 5th C saint and patriarch of Alexandria, a 9th C Byzantine saint, an 11th C saint and patriarch of Alexandria, a 12th C Belarusian saint, a 13th C patriarch of Alexandria, and a 16th C metropolitan of Russia.

Finland
Early Modern Swedish
1548 Kwrills (gen) Audén1980 p. 170; 1582 Kijrile (nom) ibid. p. 171
Cite as: R. Le Get, S.L. Uckelman. "Cyril". In S.L. Uckelman, ed. The Dictionary of Medieval Names from European Sources, Edition 2016, no. 3. http://dmnes.org/2016/3/name/Cyril.