Meaning, origin and history of the name Cyril - Behind the ...
From the Greek name Κυριλλος (Kyrillos), which was derived from Greek κυριος meaning "lord", a word used frequently in the Greek Bible to refer to God or Jesus.. This name was borne by a number of important saints, including Cyril of Jerusalem, a 4th-century bishop and Doctor of the Church, and Cyril of Alexandria, a 5th-century theologian.