Updated June 9, 2019 Share: Boy name origins & meanings Gaelic : Little fierce one Boy name variations Keegan Keegan - 13% this year Neutral Uncommon Find out more Keagan Keagan - 6% this year Masculine Rare Find out more Keegen Keegen 0 % this year Masculine Rare Find out more Kegan Kegan + 53% this year Masculine Rare Find out more How Popular Is The Name Kagen Family name origins & meanings Jewish (eastern Ashkenazic) : one of the many forms of Cohen.