Where does “Կյուրեղյան” come from?

Կյուրեղյան (Armenian) comes from Armenian Կյուրեղ, from Old Armenian Կիւրեղ, from Ancient Greek Κύριλλος, from Ancient Greek κῡ́ριος — main; major; primary; principal.

Ancestry of “Կյուրեղյան”, step by step

Step	Language	Word	Meaning
1	Armenian	Կյուրեղ	—
2	Old Armenian	Կիւրեղ	—
3	Ancient Greek	Κύριλλος	—
4	Ancient Greek	κῡ́ριος	main; major; primary; principal

Every word from Ancient Greek κῡ́ριος →Every word from Ancient Greek Κύριλλος →Every word from Old Armenian Կիւրեղ →