Origin of the name Cyrus: Derived from the Greek Kyros, which might be derived from kyrios (lord). Alternatively, Kyros is used as a cognate of the Hebrew Koreish, a derivative of the Persian Kureish, which is from the ancient Kuru, a name believed to be from the Persian Khur (a name for the sun).
Cyriac is baby boy name mainly popular in Christian religion and its main origin is . Cyriac name meanings is Lord. Other similar sounding names can be Cyrus.