Updated June 9, 2019 Share: Boy name origins & meanings Irish : Small and dark-skinnedGaelic : Small and dark-skinned Boy name variations Ciaran Ciaran + 17% this year Neutral Rare Find out more Kieron Kieron + 10% this year Masculine Rare Find out more Key Key 0 % this year Neutral Rare Find out more Kerwin Kerwin 0 % this year Neutral Rare Find out more Kirwin Kirwin 0 % this year Masculine Rare Find out more Kerry Kerry + 24% this year Neutral Rare Find out more Kern Kern 0 % this year Neutral Rare Find out more Kerr Kerr 0 % this year Masculine Rare Find out more Ceirnin Ceirnin 0 % this year Masculine Rare Find out more Carra Carra 0 % this year Neutral Rare Find out more Kieran Kieran + 7% this year Neutral Uncommon Find out more How Popular Is The Name Kiernan Family name origins & meanings Irish : reduced form of McKiernan, an Anglicized form of Gaelic Mac Thighearnáin ‘son of Tighearnan’ (see Tiernan).