from the word "cyrios", lord, master - also a surname
+ Saint Cyril of Alexandria,d.444 pope and theologican + Saint Cyril of Jerusalem d 386, patriarch and theol.teacher + SAINT CYRIL d 869, greek monk and scholar, apostle to the Slavs, invented the glagolitic and the Slavic(Cyrillic) alphabet, together with his brother Methodius: Patron saints of Europe, (his real name was Constantinus)