Meaning A male name of Gaelic origin, it means 'son of'. Origin of Mac Celtic , Irish Popular Middle Names Thomas, Wilder, William, Carey, David, Franklin, James, Jay, Lee, Michael Pronunciation 🔊 Listen Mac MAEK Similar Names Mac a’bhaird Mac a’bhiadhtaiche Mac Adhaimh Mac Ailean Mac Alasdair Mac an Aba Mac an Bharain Mac an Bhreatannai Mac Artuir Mac Asgaill Year by Year Popularity of Mac