Updated June 9, 2019

Boy name origins & meanings

  • Irish : Small and dark-skinned
  • Gaelic : Small and dark-skinned

Boy name variations

Ciaran
Kieron
Key
Kerwin
Kirwin
Kerry
Kern
Kerr
Ceirnin
Carra
Kieran

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).

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