Kirby is a place-name given to many areas in England, deriving from 'kirk' meaning 'church' and 'byr' meaning 'settlement'. It later was taken as a surname in the form of de Kirkebi. ... Ciarmhaic translates as 'dark son' and is derived from ciar meaning dark in hair or complexion.
From an English and Scottish surname meaning "church" from Old Norse kirkja, ultimately from Greek. A famous bearer was American actor Kirk Douglas (1916-), whose birth name was Issur Danielovitch.
Kirkwood Name Meaning. Scottish: habitational name from any of several places named as being a wood belonging to the Church or situated by a church (see Kirk). There are places so called in Ayrshire, Dumfries, and Lanarkshire.